godot/drivers/gles3/rasterizer_storage_gles3.cpp

#include "rasterizer_storage_gles3.h"
#include "rasterizer_canvas_gles3.h"
#include "rasterizer_scene_gles3.h"
#include "globals.h"

/* TEXTURE API */

#define _EXT_COMPRESSED_RGB_PVRTC_4BPPV1_IMG                   0x8C00
#define _EXT_COMPRESSED_RGB_PVRTC_2BPPV1_IMG                   0x8C01
#define _EXT_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG                  0x8C02
#define _EXT_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG                  0x8C03

#define _EXT_COMPRESSED_SRGB_PVRTC_2BPPV1_EXT               0x8A54
#define _EXT_COMPRESSED_SRGB_PVRTC_4BPPV1_EXT               0x8A55
#define _EXT_COMPRESSED_SRGB_ALPHA_PVRTC_2BPPV1_EXT         0x8A56
#define _EXT_COMPRESSED_SRGB_ALPHA_PVRTC_4BPPV1_EXT         0x8A57


#define _EXT_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
#define _EXT_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
#define _EXT_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3

#define _EXT_COMPRESSED_LUMINANCE_LATC1_EXT                 0x8C70
#define _EXT_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT          0x8C71
#define _EXT_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT           0x8C72
#define _EXT_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT    0x8C73


#define _EXT_COMPRESSED_RED_RGTC1_EXT 0x8DBB
#define _EXT_COMPRESSED_RED_RGTC1 0x8DBB
#define _EXT_COMPRESSED_SIGNED_RED_RGTC1 0x8DBC
#define _EXT_COMPRESSED_RG_RGTC2 0x8DBD
#define _EXT_COMPRESSED_SIGNED_RG_RGTC2 0x8DBE
#define _EXT_COMPRESSED_SIGNED_RED_RGTC1_EXT 0x8DBC
#define _EXT_COMPRESSED_RED_GREEN_RGTC2_EXT 0x8DBD
#define _EXT_COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT 0x8DBE
#define _EXT_ETC1_RGB8_OES           0x8D64



#define _EXT_SLUMINANCE_NV                                  0x8C46
#define _EXT_SLUMINANCE_ALPHA_NV                            0x8C44
#define _EXT_SRGB8_NV                                       0x8C41
#define _EXT_SLUMINANCE8_NV                                 0x8C47
#define _EXT_SLUMINANCE8_ALPHA8_NV                          0x8C45


#define _EXT_COMPRESSED_SRGB_S3TC_DXT1_NV                   0x8C4C
#define _EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_NV             0x8C4D
#define _EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_NV             0x8C4E
#define _EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_NV             0x8C4F



#define _EXT_ATC_RGB_AMD                        0x8C92
#define _EXT_ATC_RGBA_EXPLICIT_ALPHA_AMD        0x8C93
#define _EXT_ATC_RGBA_INTERPOLATED_ALPHA_AMD    0x87EE


#define _EXT_TEXTURE_CUBE_MAP_SEAMLESS                   0x884F

#define _GL_TEXTURE_MAX_ANISOTROPY_EXT          0x84FE
#define _GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT      0x84FF



Image RasterizerStorageGLES3::_get_gl_image_and_format(const Image& p_image, Image::Format p_format, uint32_t p_flags,GLenum& r_gl_format,GLenum& r_gl_internal_format,GLenum &r_gl_type,bool &r_compressed,bool &srgb) {


	r_compressed=false;
	r_gl_format=0;
	Image image=p_image;
	srgb=false;

	bool need_decompress=false;

	switch(p_format) {

		case Image::FORMAT_L8: {
			r_gl_internal_format=GL_LUMINANCE;
			r_gl_format=GL_LUMINANCE;
			r_gl_type=GL_UNSIGNED_BYTE;

		} break;
		case Image::FORMAT_LA8: {

			r_gl_internal_format=GL_LUMINANCE_ALPHA;
			r_gl_format=GL_LUMINANCE_ALPHA;
			r_gl_type=GL_UNSIGNED_BYTE;

		} break;
		case Image::FORMAT_R8: {

			r_gl_internal_format=GL_R8;
			r_gl_format=GL_RED;
			r_gl_type=GL_UNSIGNED_BYTE;

		} break;
		case Image::FORMAT_RG8: {

			r_gl_internal_format=GL_RG8;
			r_gl_format=GL_RG;
			r_gl_type=GL_UNSIGNED_BYTE;

		} break;
		case Image::FORMAT_RGB8: {

			r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_SRGB8:GL_RGB8;
			r_gl_format=GL_RGB;
			r_gl_type=GL_UNSIGNED_BYTE;
			srgb=true;

		} break;
		case Image::FORMAT_RGBA8: {

			r_gl_format=GL_RGBA;
			r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_SRGB8_ALPHA8:GL_RGBA8;
			r_gl_type=GL_UNSIGNED_BYTE;
			srgb=true;

		} break;
		case Image::FORMAT_RGB565: {

			r_gl_internal_format=GL_RGB565;
			r_gl_format=GL_RGB;
			r_gl_type=GL_UNSIGNED_SHORT_5_6_5;

		} break;
		case Image::FORMAT_RGBA4444: {

			r_gl_internal_format=GL_RGBA4;
			r_gl_format=GL_RGBA;
			r_gl_type=GL_UNSIGNED_SHORT_4_4_4_4;

		} break;
		case Image::FORMAT_RGBA5551: {

			r_gl_internal_format=GL_RGB5_A1;
			r_gl_format=GL_RGBA;
			r_gl_type=GL_UNSIGNED_SHORT_5_5_5_1;


		} break;
		case Image::FORMAT_RF: {


			r_gl_internal_format=GL_R32F;
			r_gl_format=GL_RED;
			r_gl_type=GL_FLOAT;

		} break;
		case Image::FORMAT_RGF: {

			r_gl_internal_format=GL_RG32F;
			r_gl_format=GL_RG;
			r_gl_type=GL_FLOAT;

		} break;
		case Image::FORMAT_RGBF: {

			r_gl_internal_format=GL_RGB32F;
			r_gl_format=GL_RGB;
			r_gl_type=GL_FLOAT;

		} break;
		case Image::FORMAT_RGBAF: {

			r_gl_internal_format=GL_RGBA32F;
			r_gl_format=GL_RGBA;
			r_gl_type=GL_FLOAT;

		} break;
		case Image::FORMAT_RH: {
			r_gl_internal_format=GL_R32F;
			r_gl_format=GL_RED;
			r_gl_type=GL_HALF_FLOAT;
		} break;
		case Image::FORMAT_RGH: {
			r_gl_internal_format=GL_RG32F;
			r_gl_format=GL_RG;
			r_gl_type=GL_HALF_FLOAT;

		} break;
		case Image::FORMAT_RGBH: {
			r_gl_internal_format=GL_RGB32F;
			r_gl_format=GL_RGB;
			r_gl_type=GL_HALF_FLOAT;

		} break;
		case Image::FORMAT_RGBAH: {
			r_gl_internal_format=GL_RGBA32F;
			r_gl_format=GL_RGBA;
			r_gl_type=GL_HALF_FLOAT;

		} break;
		case Image::FORMAT_DXT1: {

			if (config.s3tc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_NV:_EXT_COMPRESSED_RGBA_S3TC_DXT1_EXT;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}


		} break;
		case Image::FORMAT_DXT3: {


			if (config.s3tc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_NV:_EXT_COMPRESSED_RGBA_S3TC_DXT3_EXT;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}


		} break;
		case Image::FORMAT_DXT5: {

			if (config.s3tc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_NV:_EXT_COMPRESSED_RGBA_S3TC_DXT5_EXT;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}


		} break;
		case Image::FORMAT_ATI1: {

			if (config.latc_supported) {


				r_gl_internal_format=_EXT_COMPRESSED_LUMINANCE_LATC1_EXT;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}



		} break;
		case Image::FORMAT_ATI2: {

			if (config.latc_supported) {


				r_gl_internal_format=_EXT_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
			} else {

				need_decompress=true;
			}

		} break;
		case Image::FORMAT_BPTC_RGBA: {

			if (config.bptc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM:GL_COMPRESSED_RGBA_BPTC_UNORM;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_BPTC_RGBF: {

			if (config.bptc_supported) {


				r_gl_internal_format=GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT;
				r_gl_format=GL_RGB;
				r_gl_type=GL_FLOAT;
				r_compressed=true;
			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_BPTC_RGBFU: {
			if (config.bptc_supported) {


				r_gl_internal_format=GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT;
				r_gl_format=GL_RGB;
				r_gl_type=GL_FLOAT;
				r_compressed=true;
			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_PVRTC2: {

			if (config.pvrtc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_PVRTC_2BPPV1_EXT:_EXT_COMPRESSED_RGB_PVRTC_2BPPV1_IMG;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_PVRTC2A: {

			if (config.pvrtc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_ALPHA_PVRTC_2BPPV1_EXT:_EXT_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}


		} break;
		case Image::FORMAT_PVRTC4: {

			if (config.pvrtc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_PVRTC_4BPPV1_EXT:_EXT_COMPRESSED_RGB_PVRTC_4BPPV1_IMG;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}

		} break;
		case Image::FORMAT_PVRTC4A: {

			if (config.pvrtc_supported) {


				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?_EXT_COMPRESSED_SRGB_ALPHA_PVRTC_4BPPV1_EXT:_EXT_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;

			} else {

				need_decompress=true;
			}


		} break;
		case Image::FORMAT_ETC: {

			if (config.etc_supported) {

				r_gl_internal_format=_EXT_ETC1_RGB8_OES;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;

			} else {

				need_decompress=true;
			}

		} break;
		case Image::FORMAT_ETC2_R11: {

			if (config.etc2_supported) {

				r_gl_internal_format=GL_COMPRESSED_R11_EAC;
				r_gl_format=GL_RED;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;

			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_R11S: {

			if (config.etc2_supported) {

				r_gl_internal_format=GL_COMPRESSED_SIGNED_R11_EAC;
				r_gl_format=GL_RED;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;

			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_RG11: {

			if (config.etc2_supported) {

				r_gl_internal_format=GL_COMPRESSED_RG11_EAC;
				r_gl_format=GL_RG;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;

			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_RG11S: {
			if (config.etc2_supported) {

				r_gl_internal_format=GL_COMPRESSED_SIGNED_RG11_EAC;
				r_gl_format=GL_RG;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;

			} else {
				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_RGB8: {

			if (config.etc2_supported) {

				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_COMPRESSED_SRGB8_ETC2:GL_COMPRESSED_RGB8_ETC2;
				r_gl_format=GL_RGB;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;


			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_RGBA8: {

			if (config.etc2_supported) {

				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:GL_COMPRESSED_RGBA8_ETC2_EAC;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;


			} else {

				need_decompress=true;
			}
		} break;
		case Image::FORMAT_ETC2_RGB8A1: {

			if (config.etc2_supported) {

				r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2;
				r_gl_format=GL_RGBA;
				r_gl_type=GL_UNSIGNED_BYTE;
				r_compressed=true;
				srgb=true;


			} else {

				need_decompress=true;
			}
		} break;
		default: {

			ERR_FAIL_V(Image());
		}
	}

	if (need_decompress) {

		if (!image.empty()) {
			image.decompress();
			ERR_FAIL_COND_V(image.is_compressed(),image);
			image.convert(Image::FORMAT_RGBA8);
		}


		r_gl_format=GL_RGBA;
		r_gl_internal_format=(config.srgb_decode_supported || p_flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)?GL_SRGB8_ALPHA8:GL_RGBA8;
		r_gl_type=GL_UNSIGNED_BYTE;
		r_compressed=false;
		srgb=true;

		return image;

	}


	return image;
}

static const GLenum _cube_side_enum[6]={

	GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
	GL_TEXTURE_CUBE_MAP_POSITIVE_X,
	GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
	GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
	GL_TEXTURE_CUBE_MAP_NEGATIVE_Z,
	GL_TEXTURE_CUBE_MAP_POSITIVE_Z,

};

RID RasterizerStorageGLES3::texture_create() {

	Texture *texture = memnew(Texture);
	ERR_FAIL_COND_V(!texture,RID());
	glGenTextures(1, &texture->tex_id);
	texture->active=false;
	texture->total_data_size=0;

	return texture_owner.make_rid( texture );

}

void RasterizerStorageGLES3::texture_allocate(RID p_texture,int p_width, int p_height,Image::Format p_format,uint32_t p_flags) {

	int components;
	GLenum format;
	GLenum internal_format;
	GLenum type;

	bool compressed;
	bool srgb;

	if (p_flags&VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
		p_flags&=~VS::TEXTURE_FLAG_MIPMAPS; // no mipies for video
	}


	Texture *texture = texture_owner.get( p_texture );
	ERR_FAIL_COND(!texture);
	texture->width=p_width;
	texture->height=p_height;
	texture->format=p_format;
	texture->flags=p_flags;
	texture->stored_cube_sides=0;
	texture->target = (p_flags & VS::TEXTURE_FLAG_CUBEMAP) ? GL_TEXTURE_CUBE_MAP : GL_TEXTURE_2D;

	_get_gl_image_and_format(Image(),texture->format,texture->flags,format,internal_format,type,compressed,srgb);

	texture->alloc_width = texture->width;
	texture->alloc_height = texture->height;


	texture->gl_format_cache=format;
	texture->gl_type_cache=type;
	texture->gl_internal_format_cache=internal_format;
	texture->compressed=compressed;
	texture->srgb=srgb;
	texture->data_size=0;
	texture->mipmaps=1;


	glActiveTexture(GL_TEXTURE0);
	glBindTexture(texture->target, texture->tex_id);


	if (p_flags&VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
		//prealloc if video
		glTexImage2D(texture->target, 0, internal_format, p_width, p_height, 0, format, type,NULL);
	}

	texture->active=true;
}

void RasterizerStorageGLES3::texture_set_data(RID p_texture,const Image& p_image,VS::CubeMapSide p_cube_side) {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND(!texture);
	ERR_FAIL_COND(!texture->active);
	ERR_FAIL_COND(texture->render_target);
	ERR_FAIL_COND(texture->format != p_image.get_format() );
	ERR_FAIL_COND( p_image.empty() );

	GLenum type;
	GLenum format;
	GLenum internal_format;
	bool compressed;
	bool srgb;


	Image img = _get_gl_image_and_format(p_image, p_image.get_format(),texture->flags,format,internal_format,type,compressed,srgb);

	if (config.shrink_textures_x2 && (p_image.has_mipmaps() || !p_image.is_compressed()) && !(texture->flags&VS::TEXTURE_FLAG_USED_FOR_STREAMING)) {

		texture->alloc_height = MAX(1,texture->alloc_height/2);
		texture->alloc_width = MAX(1,texture->alloc_width/2);

		if (texture->alloc_width == img.get_width()/2 && texture->alloc_height == img.get_height()/2) {

			img.shrink_x2();
		} else if (img.get_format() <= Image::FORMAT_RGB565) {

			img.resize(texture->alloc_width, texture->alloc_height, Image::INTERPOLATE_BILINEAR);

		}
	};


	GLenum blit_target = (texture->target == GL_TEXTURE_CUBE_MAP)?_cube_side_enum[p_cube_side]:GL_TEXTURE_2D;

	texture->data_size=img.get_data().size();
	DVector<uint8_t>::Read read = img.get_data().read();

	glActiveTexture(GL_TEXTURE0);
	glBindTexture(texture->target, texture->tex_id);

	texture->ignore_mipmaps = compressed && !img.has_mipmaps();

	if (texture->flags&VS::TEXTURE_FLAG_MIPMAPS && !texture->ignore_mipmaps)
		glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,config.use_fast_texture_filter?GL_LINEAR_MIPMAP_NEAREST:GL_LINEAR_MIPMAP_LINEAR);
	else {
		if (texture->flags&VS::TEXTURE_FLAG_FILTER) {
			glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
		} else {
			glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,GL_NEAREST);

		}
	}


	if (config.srgb_decode_supported && srgb) {

		if (texture->flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR) {

			glTexParameteri(texture->target,_TEXTURE_SRGB_DECODE_EXT,_DECODE_EXT);
			texture->using_srgb=true;
		} else {
			glTexParameteri(texture->target,_TEXTURE_SRGB_DECODE_EXT,_SKIP_DECODE_EXT);
			texture->using_srgb=false;
		}
	}

	if (texture->flags&VS::TEXTURE_FLAG_FILTER) {

		glTexParameteri(texture->target,GL_TEXTURE_MAG_FILTER,GL_LINEAR);	// Linear Filtering

	} else {

		glTexParameteri(texture->target,GL_TEXTURE_MAG_FILTER,GL_NEAREST);	// raw Filtering
	}

	if ((texture->flags&VS::TEXTURE_FLAG_REPEAT || texture->flags&VS::TEXTURE_FLAG_MIRRORED_REPEAT) && texture->target != GL_TEXTURE_CUBE_MAP) {

		if (texture->flags&VS::TEXTURE_FLAG_MIRRORED_REPEAT){
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT );
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT );
		}
		else{
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
		}
	} else {

		//glTexParameterf( texture->target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE );
		glTexParameterf( texture->target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
		glTexParameterf( texture->target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
	}

	if (config.use_anisotropic_filter) {

		if (texture->flags&VS::TEXTURE_FLAG_ANISOTROPIC_FILTER) {

			glTexParameterf(texture->target, _GL_TEXTURE_MAX_ANISOTROPY_EXT, config.anisotropic_level);
		} else {
			glTexParameterf(texture->target, _GL_TEXTURE_MAX_ANISOTROPY_EXT, 1);
		}
	}

	int mipmaps= (texture->flags&VS::TEXTURE_FLAG_MIPMAPS && img.has_mipmaps()) ? img.get_mipmap_count() +1: 1;


	int w=img.get_width();
	int h=img.get_height();

	int tsize=0;
	for(int i=0;i<mipmaps;i++) {

		int size,ofs;
		img.get_mipmap_offset_and_size(i,ofs,size);

		//print_line("mipmap: "+itos(i)+" size: "+itos(size)+" w: "+itos(mm_w)+", h: "+itos(mm_h));

		if (texture->compressed) {
			glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
			glCompressedTexImage2D( blit_target, i, format,w,h,0,size,&read[ofs] );

		} else {
			glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
			if (texture->flags&VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
				glTexSubImage2D( blit_target, i, 0,0,w, h,format,type,&read[ofs] );
			} else {
				glTexImage2D(blit_target, i, internal_format, w, h, 0, format, type,&read[ofs]);
			}

		}
		tsize+=size;

		w = MAX(1,w>>1);
		h = MAX(1,h>>1);

	}

	info.texture_mem-=texture->total_data_size;
	texture->total_data_size=tsize;
	info.texture_mem+=texture->total_data_size;

	//printf("texture: %i x %i - size: %i - total: %i\n",texture->width,texture->height,tsize,_rinfo.texture_mem);

	texture->stored_cube_sides|=(1<<p_cube_side);

	if (texture->flags&VS::TEXTURE_FLAG_MIPMAPS && mipmaps==1 && !texture->ignore_mipmaps && (!(texture->flags&VS::TEXTURE_FLAG_CUBEMAP) || texture->stored_cube_sides==(1<<6)-1)) {
		//generate mipmaps if they were requested and the image does not contain them
		glGenerateMipmap(texture->target);
	}

	texture->mipmaps=mipmaps;

	//texture_set_flags(p_texture,texture->flags);


}

Image RasterizerStorageGLES3::texture_get_data(RID p_texture,VS::CubeMapSide p_cube_side) const {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND_V(!texture,Image());
	ERR_FAIL_COND_V(!texture->active,Image());
	ERR_FAIL_COND_V(texture->data_size==0,Image());
	ERR_FAIL_COND_V(texture->render_target,Image());

#ifdef GLEW_ENABLED

	DVector<uint8_t> data;

	int data_size = Image::get_image_data_size(texture->width,texture->height,texture->format,texture->mipmaps>1?-1:0);

	data.resize(data_size);
	DVector<uint8_t>::Write wb = data.write();

	glActiveTexture(GL_TEXTURE0);

	glBindTexture(texture->target,texture->tex_id);

	for(int i=0;i<texture->mipmaps;i++) {

		int ofs=0;
		if (i>0) {
			ofs=Image::get_image_data_size(texture->alloc_width,texture->alloc_height,texture->format,i-1);
		}

		if (texture->compressed) {

			glPixelStorei(GL_PACK_ALIGNMENT, 4);
			glGetCompressedTexImage(texture->target,i,&wb[ofs]);

		} else {
			glPixelStorei(GL_PACK_ALIGNMENT, 1);
			glGetTexImage(texture->target,i,texture->gl_format_cache,texture->gl_type_cache,&wb[ofs]);
		}
	}


	wb=DVector<uint8_t>::Write();

	Image img(texture->alloc_width,texture->alloc_height,texture->mipmaps>1?true:false,texture->format,data);

	return img;
#else

	ERR_EXPLAIN("Sorry, It's not posible to obtain images back in OpenGL ES");
#endif
}

void RasterizerStorageGLES3::texture_set_flags(RID p_texture,uint32_t p_flags) {

	Texture *texture = texture_owner.get( p_texture );
	ERR_FAIL_COND(!texture);
	if (texture->render_target) {

		p_flags&=VS::TEXTURE_FLAG_FILTER;//can change only filter
	}

	bool had_mipmaps = texture->flags&VS::TEXTURE_FLAG_MIPMAPS;

	glActiveTexture(GL_TEXTURE0);
	glBindTexture(texture->target, texture->tex_id);
	uint32_t cube = texture->flags & VS::TEXTURE_FLAG_CUBEMAP;
	texture->flags=p_flags|cube; // can't remove a cube from being a cube


	if ((texture->flags&VS::TEXTURE_FLAG_REPEAT || texture->flags&VS::TEXTURE_FLAG_MIRRORED_REPEAT) && texture->target != GL_TEXTURE_CUBE_MAP) {

		if (texture->flags&VS::TEXTURE_FLAG_MIRRORED_REPEAT){
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT );
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT );
		}
		else {
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
			glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
		}
	} else {
		//glTexParameterf( texture->target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE );
		glTexParameterf( texture->target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
		glTexParameterf( texture->target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );

	}


	if (config.use_anisotropic_filter) {

		if (texture->flags&VS::TEXTURE_FLAG_ANISOTROPIC_FILTER) {

			glTexParameterf(texture->target, _GL_TEXTURE_MAX_ANISOTROPY_EXT, config.anisotropic_level);
		} else {
			glTexParameterf(texture->target, _GL_TEXTURE_MAX_ANISOTROPY_EXT, 1);
		}
	}

	if (texture->flags&VS::TEXTURE_FLAG_MIPMAPS && !texture->ignore_mipmaps) {
		if (!had_mipmaps && texture->mipmaps==1) {
			glGenerateMipmap(texture->target);
		}
		glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,config.use_fast_texture_filter?GL_LINEAR_MIPMAP_NEAREST:GL_LINEAR_MIPMAP_LINEAR);

	} else{
		if (texture->flags&VS::TEXTURE_FLAG_FILTER) {
			glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
		} else {
			glTexParameteri(texture->target,GL_TEXTURE_MIN_FILTER,GL_NEAREST);

		}
	}


	if (config.srgb_decode_supported && texture->srgb) {

		if (texture->flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR) {

			glTexParameteri(texture->target,_TEXTURE_SRGB_DECODE_EXT,_DECODE_EXT);
			texture->using_srgb=true;
		} else {
			glTexParameteri(texture->target,_TEXTURE_SRGB_DECODE_EXT,_SKIP_DECODE_EXT);
			texture->using_srgb=false;
		}
	}

	if (texture->flags&VS::TEXTURE_FLAG_FILTER) {

		glTexParameteri(texture->target,GL_TEXTURE_MAG_FILTER,GL_LINEAR);	// Linear Filtering

	} else {

		glTexParameteri(texture->target,GL_TEXTURE_MAG_FILTER,GL_NEAREST);	// raw Filtering
	}

}
uint32_t RasterizerStorageGLES3::texture_get_flags(RID p_texture) const {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND_V(!texture,0);

	return texture->flags;

}
Image::Format RasterizerStorageGLES3::texture_get_format(RID p_texture) const {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND_V(!texture,Image::FORMAT_L8);

	return texture->format;
}
uint32_t RasterizerStorageGLES3::texture_get_width(RID p_texture) const {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND_V(!texture,0);

	return texture->width;
}
uint32_t RasterizerStorageGLES3::texture_get_height(RID p_texture) const {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND_V(!texture,0);

	return texture->height;
}


void RasterizerStorageGLES3::texture_set_size_override(RID p_texture,int p_width, int p_height) {

	Texture * texture = texture_owner.get(p_texture);

	ERR_FAIL_COND(!texture);
	ERR_FAIL_COND(texture->render_target);

	ERR_FAIL_COND(p_width<=0 || p_width>16384);
	ERR_FAIL_COND(p_height<=0 || p_height>16384);
	//real texture size is in alloc width and height
	texture->width=p_width;
	texture->height=p_height;

}

void RasterizerStorageGLES3::texture_set_path(RID p_texture,const String& p_path) {
	Texture * texture = texture_owner.get(p_texture);
	ERR_FAIL_COND(!texture);

	texture->path=p_path;

}

String RasterizerStorageGLES3::texture_get_path(RID p_texture) const{

	Texture * texture = texture_owner.get(p_texture);
	ERR_FAIL_COND_V(!texture,String());
	return texture->path;
}
void RasterizerStorageGLES3::texture_debug_usage(List<VS::TextureInfo> *r_info){

	List<RID> textures;
	texture_owner.get_owned_list(&textures);

	for (List<RID>::Element *E=textures.front();E;E=E->next()) {

		Texture *t = texture_owner.get(E->get());
		if (!t)
			continue;
		VS::TextureInfo tinfo;
		tinfo.path=t->path;
		tinfo.format=t->format;
		tinfo.size.x=t->alloc_width;
		tinfo.size.y=t->alloc_height;
		tinfo.bytes=t->total_data_size;
		r_info->push_back(tinfo);
	}

}

void RasterizerStorageGLES3::texture_set_shrink_all_x2_on_set_data(bool p_enable) {

	config.shrink_textures_x2=p_enable;
}

RID RasterizerStorageGLES3::texture_create_radiance_cubemap(RID p_source,int p_resolution) const {

	Texture * texture = texture_owner.get(p_source);
	ERR_FAIL_COND_V(!texture,RID());
	ERR_FAIL_COND_V(!(texture->flags&VS::TEXTURE_FLAG_CUBEMAP),RID());

	bool use_float=true;

	if (p_resolution<0) {
		p_resolution=texture->width;
	}


	glBindVertexArray(0);
	glDisable(GL_CULL_FACE);
	glDisable(GL_DEPTH_TEST);
	glDisable(GL_SCISSOR_TEST);
#ifdef GLEW_ENABLED
	glDisable(GL_POINT_SPRITE);
	glDisable(GL_VERTEX_PROGRAM_POINT_SIZE);
#endif
	glDisable(GL_BLEND);


	glActiveTexture(GL_TEXTURE0);
	glBindTexture(texture->target, texture->tex_id);

	if (config.srgb_decode_supported && texture->srgb && !texture->using_srgb) {

		glTexParameteri(texture->target,_TEXTURE_SRGB_DECODE_EXT,_DECODE_EXT);
		texture->using_srgb=true;
#ifdef TOOLS_ENABLED
		if (!(texture->flags&VS::TEXTURE_FLAG_CONVERT_TO_LINEAR)) {
			texture->flags|=VS::TEXTURE_FLAG_CONVERT_TO_LINEAR;
			//notify that texture must be set to linear beforehand, so it works in other platforms when exported
		}
#endif
	}


	glActiveTexture(GL_TEXTURE1);
	GLuint new_cubemap;
	glGenTextures(1, &new_cubemap);
	glBindTexture(GL_TEXTURE_CUBE_MAP, new_cubemap);


	GLuint tmp_fb;

	glGenFramebuffers(1, &tmp_fb);
	glBindFramebuffer(GL_FRAMEBUFFER, tmp_fb);


	int size = p_resolution;

	int lod=0;

	shaders.cubemap_filter.bind();

	int mipmaps=6;

	int mm_level=mipmaps;

	GLenum internal_format = use_float?GL_RGBA16F:GL_RGB10_A2;
	GLenum format = GL_RGBA;
	GLenum type = use_float?GL_HALF_FLOAT:GL_UNSIGNED_INT_2_10_10_10_REV;


	while(mm_level) {

		for(int i=0;i<6;i++) {
			glTexImage2D(_cube_side_enum[i], lod, internal_format,  size, size, 0, format, type, NULL);
		}

		lod++;
		mm_level--;

		if (size>1)
			size>>=1;
	}

	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_BASE_LEVEL, 0);
	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAX_LEVEL, lod-1);

	lod=0;
	mm_level=mipmaps;

	size = p_resolution;

	while(mm_level) {

		for(int i=0;i<6;i++) {
			glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, _cube_side_enum[i], new_cubemap, lod);

			glViewport(0,0,size,size);
			glBindVertexArray(resources.quadie_array);

			shaders.cubemap_filter.set_uniform(CubemapFilterShaderGLES3::FACE_ID,i);
			shaders.cubemap_filter.set_uniform(CubemapFilterShaderGLES3::ROUGHNESS,lod/float(mipmaps-1));


			glDrawArrays(GL_TRIANGLE_FAN,0,4);
			glBindVertexArray(0);
#ifdef DEBUG_ENABLED
			GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
			ERR_CONTINUE(status!=GL_FRAMEBUFFER_COMPLETE);
#endif
		}



		if (size>1)
			size>>=1;
		lod++;
		mm_level--;

	}


	//restore ranges
	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_BASE_LEVEL, 0);
	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAX_LEVEL, lod-1);

	glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
	glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
	glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
	glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
	glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);

	glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);
	glDeleteFramebuffers(1, &tmp_fb);

	Texture * ctex = memnew( Texture );

	ctex->flags=VS::TEXTURE_FLAG_CUBEMAP|VS::TEXTURE_FLAG_MIPMAPS|VS::TEXTURE_FLAG_FILTER;
	ctex->width=p_resolution;
	ctex->height=p_resolution;
	ctex->alloc_width=p_resolution;
	ctex->alloc_height=p_resolution;
	ctex->format=use_float?Image::FORMAT_RGBAH:Image::FORMAT_RGBA8;
	ctex->target=GL_TEXTURE_CUBE_MAP;
	ctex->gl_format_cache=format;
	ctex->gl_internal_format_cache=internal_format;
	ctex->gl_type_cache=type;
	ctex->data_size=0;
	ctex->compressed=false;
	ctex->srgb=false;
	ctex->total_data_size=0;
	ctex->ignore_mipmaps=false;
	ctex->mipmaps=mipmaps;
	ctex->active=true;
	ctex->tex_id=new_cubemap;
	ctex->stored_cube_sides=(1<<6)-1;
	ctex->render_target=NULL;

	return texture_owner.make_rid(ctex);
}


/* SHADER API */


RID RasterizerStorageGLES3::shader_create(VS::ShaderMode p_mode){

	Shader *shader = memnew( Shader );
	shader->mode=p_mode;
	RID rid = shader_owner.make_rid(shader);
	shader_set_mode(rid,p_mode);
	_shader_make_dirty(shader);
	shader->self=rid;

	return rid;
}

void RasterizerStorageGLES3::_shader_make_dirty(Shader* p_shader) {

	if (p_shader->dirty_list.in_list())
		return;

	_shader_dirty_list.add(&p_shader->dirty_list);
}

void RasterizerStorageGLES3::shader_set_mode(RID p_shader,VS::ShaderMode p_mode){

	ERR_FAIL_INDEX(p_mode,VS::SHADER_MAX);
	Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND(!shader);

	if (shader->custom_code_id && p_mode==shader->mode)
		return;


	if (shader->custom_code_id) {

		shader->shader->free_custom_shader(shader->custom_code_id);
		shader->custom_code_id=0;
	}

	shader->mode=p_mode;

	ShaderGLES3* shaders[VS::SHADER_MAX]={
		&scene->state.scene_shader,
		&canvas->state.canvas_shader,
		&canvas->state.canvas_shader,

	};

	shader->shader=shaders[p_mode];

	shader->custom_code_id = shader->shader->create_custom_shader();

	_shader_make_dirty(shader);

}
VS::ShaderMode RasterizerStorageGLES3::shader_get_mode(RID p_shader) const {

	const Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND_V(!shader,VS::SHADER_MAX);

	return shader->mode;
}
void RasterizerStorageGLES3::shader_set_code(RID p_shader, const String& p_code){

	Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND(!shader);

	shader->code=p_code;
	_shader_make_dirty(shader);
}
String RasterizerStorageGLES3::shader_get_code(RID p_shader) const{

	const Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND_V(!shader,String());


	return shader->code;
}

void RasterizerStorageGLES3::_update_shader(Shader* p_shader) const {


	_shader_dirty_list.remove( &p_shader->dirty_list );

	p_shader->valid=false;

	p_shader->uniforms.clear();

	ShaderCompilerGLES3::GeneratedCode gen_code;
	ShaderCompilerGLES3::IdentifierActions *actions=NULL;



	switch(p_shader->mode) {
		case VS::SHADER_CANVAS_ITEM: {

			p_shader->canvas_item.light_mode=Shader::CanvasItem::LIGHT_MODE_NORMAL;
			p_shader->canvas_item.blend_mode=Shader::CanvasItem::BLEND_MODE_MIX;

			shaders.actions_canvas.render_mode_values["blend_add"]=Pair<int*,int>(&p_shader->canvas_item.blend_mode,Shader::CanvasItem::BLEND_MODE_ADD);
			shaders.actions_canvas.render_mode_values["blend_mix"]=Pair<int*,int>(&p_shader->canvas_item.blend_mode,Shader::CanvasItem::BLEND_MODE_MIX);
			shaders.actions_canvas.render_mode_values["blend_sub"]=Pair<int*,int>(&p_shader->canvas_item.blend_mode,Shader::CanvasItem::BLEND_MODE_SUB);
			shaders.actions_canvas.render_mode_values["blend_mul"]=Pair<int*,int>(&p_shader->canvas_item.blend_mode,Shader::CanvasItem::BLEND_MODE_MUL);
			shaders.actions_canvas.render_mode_values["blend_premul_alpha"]=Pair<int*,int>(&p_shader->canvas_item.blend_mode,Shader::CanvasItem::BLEND_MODE_PMALPHA);

			shaders.actions_canvas.render_mode_values["unshaded"]=Pair<int*,int>(&p_shader->canvas_item.light_mode,Shader::CanvasItem::LIGHT_MODE_UNSHADED);
			shaders.actions_canvas.render_mode_values["light_only"]=Pair<int*,int>(&p_shader->canvas_item.light_mode,Shader::CanvasItem::LIGHT_MODE_LIGHT_ONLY);

			actions=&shaders.actions_canvas;
			actions->uniforms=&p_shader->uniforms;

		} break;

		case VS::SHADER_SPATIAL: {

			p_shader->spatial.blend_mode=Shader::Spatial::BLEND_MODE_MIX;
			p_shader->spatial.depth_draw_mode=Shader::Spatial::DEPTH_DRAW_OPAQUE;
			p_shader->spatial.cull_mode=Shader::Spatial::CULL_MODE_BACK;
			p_shader->spatial.uses_alpha=false;
			p_shader->spatial.unshaded=false;
			p_shader->spatial.ontop=false;

			shaders.actions_scene.render_mode_values["blend_add"]=Pair<int*,int>(&p_shader->spatial.blend_mode,Shader::Spatial::BLEND_MODE_ADD);
			shaders.actions_scene.render_mode_values["blend_mix"]=Pair<int*,int>(&p_shader->spatial.blend_mode,Shader::Spatial::BLEND_MODE_MIX);
			shaders.actions_scene.render_mode_values["blend_sub"]=Pair<int*,int>(&p_shader->spatial.blend_mode,Shader::Spatial::BLEND_MODE_SUB);
			shaders.actions_scene.render_mode_values["blend_mul"]=Pair<int*,int>(&p_shader->spatial.blend_mode,Shader::Spatial::BLEND_MODE_MUL);

			shaders.actions_scene.render_mode_values["depth_draw_opaque"]=Pair<int*,int>(&p_shader->spatial.depth_draw_mode,Shader::Spatial::DEPTH_DRAW_OPAQUE);
			shaders.actions_scene.render_mode_values["depth_draw_always"]=Pair<int*,int>(&p_shader->spatial.depth_draw_mode,Shader::Spatial::DEPTH_DRAW_ALWAYS);
			shaders.actions_scene.render_mode_values["depth_draw_never"]=Pair<int*,int>(&p_shader->spatial.depth_draw_mode,Shader::Spatial::DEPTH_DRAW_NEVER);
			shaders.actions_scene.render_mode_values["depth_draw_alpha_prepass"]=Pair<int*,int>(&p_shader->spatial.depth_draw_mode,Shader::Spatial::DEPTH_DRAW_ALPHA_PREPASS);

			shaders.actions_scene.render_mode_values["cull_front"]=Pair<int*,int>(&p_shader->spatial.cull_mode,Shader::Spatial::CULL_MODE_FRONT);
			shaders.actions_scene.render_mode_values["cull_back"]=Pair<int*,int>(&p_shader->spatial.cull_mode,Shader::Spatial::CULL_MODE_BACK);
			shaders.actions_scene.render_mode_values["cull_disable"]=Pair<int*,int>(&p_shader->spatial.cull_mode,Shader::Spatial::CULL_MODE_DISABLED);

			shaders.actions_scene.render_mode_flags["unshaded"]=&p_shader->spatial.unshaded;
			shaders.actions_scene.render_mode_flags["ontop"]=&p_shader->spatial.ontop;

			shaders.actions_scene.usage_flag_pointers["ALPHA"]=&p_shader->spatial.uses_alpha;

			actions=&shaders.actions_scene;
			actions->uniforms=&p_shader->uniforms;


		}

	}


	Error err = shaders.compiler.compile(p_shader->mode,p_shader->code,actions,p_shader->path,gen_code);


	ERR_FAIL_COND(err!=OK);

	p_shader->shader->set_custom_shader_code(p_shader->custom_code_id,gen_code.vertex,gen_code.vertex_global,gen_code.fragment,gen_code.light,gen_code.fragment_global,gen_code.uniforms,gen_code.texture_uniforms,gen_code.defines);

	p_shader->ubo_size=gen_code.uniform_total_size;
	p_shader->ubo_offsets=gen_code.uniform_offsets;
	p_shader->texture_count=gen_code.texture_uniforms.size();
	p_shader->texture_hints=gen_code.texture_hints;

	//all materials using this shader will have to be invalidated, unfortunately

	for (SelfList<Material>* E = p_shader->materials.first();E;E=E->next() ) {

		_material_make_dirty(E->self());
	}

	p_shader->valid=true;
	p_shader->version++;

}

void RasterizerStorageGLES3::update_dirty_shaders() {

	while( _shader_dirty_list.first() ) {
		_update_shader(_shader_dirty_list.first()->self() );
	}
}

void RasterizerStorageGLES3::shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const{

	Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND(!shader);


	if (shader->dirty_list.in_list())
		_update_shader(shader); // ok should be not anymore dirty


	Map<int,StringName> order;


	for(Map<StringName,ShaderLanguage::ShaderNode::Uniform>::Element *E=shader->uniforms.front();E;E=E->next()) {


		order[E->get().order]=E->key();
	}


	for(Map<int,StringName>::Element *E=order.front();E;E=E->next()) {

		PropertyInfo pi;
		ShaderLanguage::ShaderNode::Uniform &u=shader->uniforms[E->get()];
		pi.name=E->get();
		switch(u.type) {
			case ShaderLanguage::TYPE_VOID: pi.type=Variant::NIL; break;
			case ShaderLanguage::TYPE_BOOL: pi.type=Variant::BOOL; break;
			case ShaderLanguage::TYPE_BVEC2: pi.type=Variant::INT; pi.hint=PROPERTY_HINT_FLAGS; pi.hint_string="x,y"; break;
			case ShaderLanguage::TYPE_BVEC3: pi.type=Variant::INT; pi.hint=PROPERTY_HINT_FLAGS; pi.hint_string="x,y,z"; break;
			case ShaderLanguage::TYPE_BVEC4: pi.type=Variant::INT; pi.hint=PROPERTY_HINT_FLAGS; pi.hint_string="x,y,z,w"; break;
			case ShaderLanguage::TYPE_UINT:
			case ShaderLanguage::TYPE_INT: {
				pi.type=Variant::INT;
				if (u.hint==ShaderLanguage::ShaderNode::Uniform::HINT_RANGE) {
					pi.hint=PROPERTY_HINT_RANGE;
					pi.hint_string=rtos(u.hint_range[0])+","+rtos(u.hint_range[1]);
				}

			} break;
			case ShaderLanguage::TYPE_IVEC2:
			case ShaderLanguage::TYPE_IVEC3:
			case ShaderLanguage::TYPE_IVEC4:
			case ShaderLanguage::TYPE_UVEC2:
			case ShaderLanguage::TYPE_UVEC3:
			case ShaderLanguage::TYPE_UVEC4: {

				pi.type=Variant::INT_ARRAY;
			} break;
			case ShaderLanguage::TYPE_FLOAT: {
				pi.type=Variant::REAL;
				if (u.hint==ShaderLanguage::ShaderNode::Uniform::HINT_RANGE) {
					pi.hint=PROPERTY_HINT_RANGE;
					pi.hint_string=rtos(u.hint_range[0])+","+rtos(u.hint_range[1])+","+rtos(u.hint_range[2]);
				}

			} break;
			case ShaderLanguage::TYPE_VEC2: pi.type=Variant::VECTOR2; break;
			case ShaderLanguage::TYPE_VEC3: pi.type=Variant::VECTOR3; break;
			case ShaderLanguage::TYPE_VEC4: {
				if (u.hint==ShaderLanguage::ShaderNode::Uniform::HINT_COLOR) {
					pi.type=Variant::COLOR;
				} else {
					pi.type=Variant::PLANE;
				}
			} break;
			case ShaderLanguage::TYPE_MAT2: pi.type=Variant::MATRIX32; break;
			case ShaderLanguage::TYPE_MAT3: pi.type=Variant::MATRIX3; break;
			case ShaderLanguage::TYPE_MAT4: pi.type=Variant::TRANSFORM; break;
			case ShaderLanguage::TYPE_SAMPLER2D:
			case ShaderLanguage::TYPE_ISAMPLER2D:
			case ShaderLanguage::TYPE_USAMPLER2D: {

				 pi.type=Variant::OBJECT;
				 pi.hint=PROPERTY_HINT_RESOURCE_TYPE;
				 pi.hint_string="Texture";
			} break;
			case ShaderLanguage::TYPE_SAMPLERCUBE: {

				pi.type=Variant::OBJECT;
				pi.hint=PROPERTY_HINT_RESOURCE_TYPE;
				pi.hint_string="CubeMap";
			} break;
		};

		p_param_list->push_back(pi);

	}
}

void RasterizerStorageGLES3::shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture){

	Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND(!shader);
	ERR_FAIL_COND(p_texture.is_valid() && !texture_owner.owns(p_texture));

	if (p_texture.is_valid())
		shader->default_textures[p_name]=p_texture;
	else
		shader->default_textures.erase(p_name);

	_shader_make_dirty(shader);
}
RID RasterizerStorageGLES3::shader_get_default_texture_param(RID p_shader, const StringName& p_name) const{

	const Shader *shader=shader_owner.get(p_shader);
	ERR_FAIL_COND_V(!shader,RID());

	const Map<StringName,RID>::Element *E=shader->default_textures.find(p_name);
	if (!E)
		return RID();
	return E->get();
}


/* COMMON MATERIAL API */

void RasterizerStorageGLES3::_material_make_dirty(Material* p_material) const {

	if (p_material->dirty_list.in_list())
		return;

	_material_dirty_list.add(&p_material->dirty_list);
}

RID RasterizerStorageGLES3::material_create(){

	Material *material = memnew( Material );

	return material_owner.make_rid(material);
}

void RasterizerStorageGLES3::material_set_shader(RID p_material, RID p_shader){

	Material *material = material_owner.get(  p_material );
	ERR_FAIL_COND(!material);

	Shader *shader=shader_owner.getornull(p_shader);

	if (material->shader) {
		//if shader, remove from previous shader material list
		material->shader->materials.remove( &material->list );
	}
	material->shader=shader;

	if (shader) {
		shader->materials.add(&material->list);
	}

	_material_make_dirty(material);

}

RID RasterizerStorageGLES3::material_get_shader(RID p_material) const{

	const Material *material = material_owner.get(  p_material );
	ERR_FAIL_COND_V(!material,RID());

	if (material->shader)
		return material->shader->self;

	return RID();
}

void RasterizerStorageGLES3::material_set_param(RID p_material, const StringName& p_param, const Variant& p_value){

	Material *material = material_owner.get(  p_material );
	ERR_FAIL_COND(!material);

	if (p_value.get_type()==Variant::NIL)
		material->params.erase(p_param);
	else
		material->params[p_param]=p_value;

	_material_make_dirty(material);

}
Variant RasterizerStorageGLES3::material_get_param(RID p_material, const StringName& p_param) const{

	const Material *material = material_owner.get(  p_material );
	ERR_FAIL_COND_V(!material,RID());

	if (material->params.has(p_param))
		return material->params[p_param];

	return Variant();
}

void RasterizerStorageGLES3::material_set_line_width(RID p_material, float p_width) {

	Material *material = material_owner.get(  p_material );
	ERR_FAIL_COND(!material);

	material->line_width=p_width;


}

_FORCE_INLINE_ static void _fill_std140_variant_ubo_value(ShaderLanguage::DataType type, const Variant& value, uint8_t *data,bool p_linear_color) {
	switch(type) {
		case ShaderLanguage::TYPE_BOOL: {

			bool v = value;

			GLuint *gui = (GLuint*)data;
			*gui = v ? GL_TRUE : GL_FALSE;
		} break;
		case ShaderLanguage::TYPE_BVEC2: {

			int v = value;
			GLuint *gui = (GLuint*)data;
			gui[0]=v&1 ? GL_TRUE : GL_FALSE;
			gui[1]=v&2 ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_BVEC3: {

			int v = value;
			GLuint *gui = (GLuint*)data;
			gui[0]=v&1 ? GL_TRUE : GL_FALSE;
			gui[1]=v&2 ? GL_TRUE : GL_FALSE;
			gui[2]=v&4 ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_BVEC4: {

			int v = value;
			GLuint *gui = (GLuint*)data;
			gui[0]=v&1 ? GL_TRUE : GL_FALSE;
			gui[1]=v&2 ? GL_TRUE : GL_FALSE;
			gui[2]=v&4 ? GL_TRUE : GL_FALSE;
			gui[3]=v&8 ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_INT: {

			int v = value;
			GLint *gui = (GLint*)data;
			gui[0]=v;

		} break;
		case ShaderLanguage::TYPE_IVEC2: {

			DVector<int> iv = value;
			int s = iv.size();
			GLint *gui = (GLint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<2;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;

			}

		} break;
		case ShaderLanguage::TYPE_IVEC3: {

			DVector<int> iv = value;
			int s = iv.size();
			GLint *gui = (GLint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<3;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;

			}
		} break;
		case ShaderLanguage::TYPE_IVEC4: {


			DVector<int> iv = value;
			int s = iv.size();
			GLint *gui = (GLint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<4;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;

			}
		} break;
		case ShaderLanguage::TYPE_UINT: {

			int v = value;
			GLuint *gui = (GLuint*)data;
			gui[0]=v;

		} break;
		case ShaderLanguage::TYPE_UVEC2: {

			DVector<int> iv = value;
			int s = iv.size();
			GLuint *gui = (GLuint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<2;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;

			}
		} break;
		case ShaderLanguage::TYPE_UVEC3: {
			DVector<int> iv = value;
			int s = iv.size();
			GLuint *gui = (GLuint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<3;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;
			}

		} break;
		case ShaderLanguage::TYPE_UVEC4: {
			DVector<int> iv = value;
			int s = iv.size();
			GLuint *gui = (GLuint*)data;

			DVector<int>::Read r = iv.read();

			for(int i=0;i<4;i++) {
				if (i<s)
					gui[i]=r[i];
				else
					gui[i]=0;
			}
		} break;
		case ShaderLanguage::TYPE_FLOAT: {
			float v = value;
			GLfloat *gui = (GLfloat*)data;
			gui[0]=v;

		} break;
		case ShaderLanguage::TYPE_VEC2: {
			Vector2 v = value;
			GLfloat *gui = (GLfloat*)data;
			gui[0]=v.x;
			gui[1]=v.y;

		} break;
		case ShaderLanguage::TYPE_VEC3: {
			Vector3 v = value;
			GLfloat *gui = (GLfloat*)data;
			gui[0]=v.x;
			gui[1]=v.y;
			gui[2]=v.z;

		} break;
		case ShaderLanguage::TYPE_VEC4: {

			GLfloat *gui = (GLfloat*)data;

			if (value.get_type()==Variant::COLOR) {
				Color v=value;

				if (p_linear_color) {
					v=v.to_linear();
				}

				gui[0]=v.r;
				gui[1]=v.g;
				gui[2]=v.b;
				gui[3]=v.a;
			} else if (value.get_type()==Variant::RECT2) {
				Rect2 v=value;

				gui[0]=v.pos.x;
				gui[1]=v.pos.y;
				gui[2]=v.size.x;
				gui[3]=v.size.y;
			} else if (value.get_type()==Variant::QUAT) {
				Quat v=value;

				gui[0]=v.x;
				gui[1]=v.y;
				gui[2]=v.z;
				gui[3]=v.w;
			} else {
				Plane v=value;

				gui[0]=v.normal.x;
				gui[1]=v.normal.y;
				gui[2]=v.normal.x;
				gui[3]=v.d;

			}
		} break;
		case ShaderLanguage::TYPE_MAT2: {
			Matrix32 v = value;
			GLfloat *gui = (GLfloat*)data;

			gui[ 0]=v.elements[0][0];
			gui[ 1]=v.elements[0][1];
			gui[ 2]=v.elements[1][0];
			gui[ 3]=v.elements[1][1];
		} break;
		case ShaderLanguage::TYPE_MAT3: {


			Matrix3 v = value;
			GLfloat *gui = (GLfloat*)data;

			gui[ 0]=v.elements[0][0];
			gui[ 1]=v.elements[1][0];
			gui[ 2]=v.elements[2][0];
			gui[ 3]=0;
			gui[ 4]=v.elements[0][1];
			gui[ 5]=v.elements[1][1];
			gui[ 6]=v.elements[2][1];
			gui[ 7]=0;
			gui[ 8]=v.elements[0][2];
			gui[ 9]=v.elements[1][2];
			gui[10]=v.elements[2][2];
			gui[11]=0;
		} break;
		case ShaderLanguage::TYPE_MAT4: {

			Transform v = value;
			GLfloat *gui = (GLfloat*)data;

			gui[ 0]=v.basis.elements[0][0];
			gui[ 1]=v.basis.elements[1][0];
			gui[ 2]=v.basis.elements[2][0];
			gui[ 3]=0;
			gui[ 4]=v.basis.elements[0][1];
			gui[ 5]=v.basis.elements[1][1];
			gui[ 6]=v.basis.elements[2][1];
			gui[ 7]=0;
			gui[ 8]=v.basis.elements[0][2];
			gui[ 9]=v.basis.elements[1][2];
			gui[10]=v.basis.elements[2][2];
			gui[11]=0;
			gui[12]=v.origin.x;
			gui[13]=v.origin.y;
			gui[14]=v.origin.z;
			gui[15]=1;
		} break;
		default: {}
	}

}

_FORCE_INLINE_ static void _fill_std140_ubo_value(ShaderLanguage::DataType type, const Vector<ShaderLanguage::ConstantNode::Value>& value, uint8_t *data) {

	switch(type) {
		case ShaderLanguage::TYPE_BOOL: {

			GLuint *gui = (GLuint*)data;
			*gui = value[0].boolean ? GL_TRUE : GL_FALSE;
		} break;
		case ShaderLanguage::TYPE_BVEC2: {

			GLuint *gui = (GLuint*)data;
			gui[0]=value[0].boolean ? GL_TRUE : GL_FALSE;
			gui[1]=value[1].boolean ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_BVEC3: {

			GLuint *gui = (GLuint*)data;
			gui[0]=value[0].boolean ? GL_TRUE : GL_FALSE;
			gui[1]=value[1].boolean ? GL_TRUE : GL_FALSE;
			gui[2]=value[2].boolean ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_BVEC4: {

			GLuint *gui = (GLuint*)data;
			gui[0]=value[0].boolean ? GL_TRUE : GL_FALSE;
			gui[1]=value[1].boolean ? GL_TRUE : GL_FALSE;
			gui[2]=value[2].boolean ? GL_TRUE : GL_FALSE;
			gui[3]=value[3].boolean ? GL_TRUE : GL_FALSE;

		} break;
		case ShaderLanguage::TYPE_INT: {

			GLint *gui = (GLint*)data;
			gui[0]=value[0].sint;

		} break;
		case ShaderLanguage::TYPE_IVEC2: {

			GLint *gui = (GLint*)data;

			for(int i=0;i<2;i++) {
				gui[i]=value[i].sint;

			}

		} break;
		case ShaderLanguage::TYPE_IVEC3: {

			GLint *gui = (GLint*)data;

			for(int i=0;i<3;i++) {
				gui[i]=value[i].sint;

			}

		} break;
		case ShaderLanguage::TYPE_IVEC4: {

			GLint *gui = (GLint*)data;

			for(int i=0;i<4;i++) {
				gui[i]=value[i].sint;

			}

		} break;
		case ShaderLanguage::TYPE_UINT: {


			GLuint *gui = (GLuint*)data;
			gui[0]=value[0].uint;

		} break;
		case ShaderLanguage::TYPE_UVEC2: {

			GLint *gui = (GLint*)data;

			for(int i=0;i<2;i++) {
				gui[i]=value[i].uint;
			}
		} break;
		case ShaderLanguage::TYPE_UVEC3: {
			GLint *gui = (GLint*)data;

			for(int i=0;i<3;i++) {
				gui[i]=value[i].uint;
			}

		} break;
		case ShaderLanguage::TYPE_UVEC4: {
			GLint *gui = (GLint*)data;

			for(int i=0;i<4;i++) {
				gui[i]=value[i].uint;
			}
		} break;
		case ShaderLanguage::TYPE_FLOAT: {

			GLfloat *gui = (GLfloat*)data;
			gui[0]=value[0].real;

		} break;
		case ShaderLanguage::TYPE_VEC2: {

			GLfloat *gui = (GLfloat*)data;

			for(int i=0;i<2;i++) {
				gui[i]=value[i].real;
			}

		} break;
		case ShaderLanguage::TYPE_VEC3: {

			GLfloat *gui = (GLfloat*)data;

			for(int i=0;i<3;i++) {
				gui[i]=value[i].real;
			}

		} break;
		case ShaderLanguage::TYPE_VEC4: {

			GLfloat *gui = (GLfloat*)data;

			for(int i=0;i<4;i++) {
				gui[i]=value[i].real;
			}
		} break;
		case ShaderLanguage::TYPE_MAT2: {
			GLfloat *gui = (GLfloat*)data;

			for(int i=0;i<2;i++) {
				gui[i]=value[i].real;
			}
		} break;
		case ShaderLanguage::TYPE_MAT3: {



			GLfloat *gui = (GLfloat*)data;

			gui[ 0]=value[0].real;
			gui[ 1]=value[1].real;
			gui[ 2]=value[2].real;
			gui[ 3]=0;
			gui[ 4]=value[3].real;
			gui[ 5]=value[4].real;
			gui[ 6]=value[5].real;
			gui[ 7]=0;
			gui[ 8]=value[6].real;
			gui[ 9]=value[7].real;
			gui[10]=value[8].real;
			gui[11]=0;
		} break;
		case ShaderLanguage::TYPE_MAT4: {

			GLfloat *gui = (GLfloat*)data;

			for(int i=0;i<16;i++) {
				gui[i]=value[i].real;
			}
		} break;
		default: {}
	}

}


_FORCE_INLINE_ static void _fill_std140_ubo_empty(ShaderLanguage::DataType type, uint8_t *data) {

	switch(type) {

		case ShaderLanguage::TYPE_BOOL:
		case ShaderLanguage::TYPE_INT:
		case ShaderLanguage::TYPE_UINT:
		case ShaderLanguage::TYPE_FLOAT: {
			zeromem(data,4);
		} break;
		case ShaderLanguage::TYPE_BVEC2:
		case ShaderLanguage::TYPE_IVEC2:
		case ShaderLanguage::TYPE_UVEC2:
		case ShaderLanguage::TYPE_VEC2: {
			zeromem(data,8);
		} break;
		case ShaderLanguage::TYPE_BVEC3:
		case ShaderLanguage::TYPE_IVEC3:
		case ShaderLanguage::TYPE_UVEC3:
		case ShaderLanguage::TYPE_VEC3:
		case ShaderLanguage::TYPE_BVEC4:
		case ShaderLanguage::TYPE_IVEC4:
		case ShaderLanguage::TYPE_UVEC4:
		case ShaderLanguage::TYPE_VEC4:
		case ShaderLanguage::TYPE_MAT2:{

			zeromem(data,16);
		} break;
		case ShaderLanguage::TYPE_MAT3:{

			zeromem(data,48);
		} break;
		case ShaderLanguage::TYPE_MAT4:{
			zeromem(data,64);
		} break;

		default: {}
	}

}

void RasterizerStorageGLES3::_update_material(Material* material) {

	if (material->dirty_list.in_list())
		_material_dirty_list.remove( &material->dirty_list );

	//clear ubo if it needs to be cleared
	if (material->ubo_size) {

		if (!material->shader || material->shader->ubo_size!=material->ubo_size) {
			//by by ubo
			glDeleteBuffers(1,&material->ubo_id);
			material->ubo_id=0;
			material->ubo_size=0;
		}
	}

	//create ubo if it needs to be created
	if (material->ubo_size==0 && material->shader && material->shader->ubo_size) {

		glGenBuffers(1, &material->ubo_id);
		glBindBuffer(GL_UNIFORM_BUFFER, material->ubo_id);
		glBufferData(GL_UNIFORM_BUFFER, material->shader->ubo_size, NULL, GL_DYNAMIC_DRAW);
		glBindBuffer(GL_UNIFORM_BUFFER, 0);
		material->ubo_size=material->shader->ubo_size;
	}

	//fill up the UBO if it needs to be filled
	if (material->shader && material->ubo_size) {
		uint8_t* local_ubo = (uint8_t*)alloca(material->ubo_size);

		for(Map<StringName,ShaderLanguage::ShaderNode::Uniform>::Element *E=material->shader->uniforms.front();E;E=E->next()) {

			if (E->get().order<0)
				continue; // texture, does not go here

			//regular uniform
			uint8_t *data = &local_ubo[ material->shader->ubo_offsets[E->get().order] ];

			Map<StringName,Variant>::Element *V = material->params.find(E->key());

			if (V) {
				//user provided
				_fill_std140_variant_ubo_value(E->get().type,V->get(),data,material->shader->mode==VS::SHADER_SPATIAL);
			} else if (E->get().default_value.size()){
				//default value
				_fill_std140_ubo_value(E->get().type,E->get().default_value,data);
				//value=E->get().default_value;
			} else {
				//zero because it was not provided
				_fill_std140_ubo_empty(E->get().type,data);
			}


		}

		glBindBuffer(GL_UNIFORM_BUFFER,material->ubo_id);
		glBufferSubData(GL_UNIFORM_BUFFER, 0, material->ubo_size, local_ubo);
		glBindBuffer(GL_UNIFORM_BUFFER, 0);
	}

	//set up the texture array, for easy access when it needs to be drawn
	if (material->shader && material->shader->texture_count) {

		material->textures.resize(material->shader->texture_count);

		for(Map<StringName,ShaderLanguage::ShaderNode::Uniform>::Element *E=material->shader->uniforms.front();E;E=E->next()) {

			if (E->get().texture_order<0)
				continue; // not a texture, does not go here

			RID texture;

			Map<StringName,Variant>::Element *V = material->params.find(E->key());
			if (V) {
				texture=V->get();
			}

			if (!texture.is_valid()) {
				Map<StringName,RID>::Element *W = material->shader->default_textures.find(E->key());
				if (W) {
					texture=W->get();
				}
			}

			material->textures[ E->get().texture_order ]=texture;


		}


	} else {
		material->textures.clear();
	}

}

void RasterizerStorageGLES3::update_dirty_materials() {

	while( _material_dirty_list.first() ) {

		Material *material = _material_dirty_list.first()->self();

		_update_material(material);
	}
}

/* MESH API */

RID RasterizerStorageGLES3::mesh_create(){

	Mesh * mesh = memnew( Mesh );

	return mesh_owner.make_rid(mesh);
}


void RasterizerStorageGLES3::mesh_add_surface(RID p_mesh,uint32_t p_format,VS::PrimitiveType p_primitive,const DVector<uint8_t>& p_array,int p_vertex_count,const DVector<uint8_t>& p_index_array,int p_index_count,const AABB& p_aabb,const Vector<DVector<uint8_t> >& p_blend_shapes,const Vector<AABB>& p_bone_aabbs){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);

	ERR_FAIL_COND(!(p_format&VS::ARRAY_FORMAT_VERTEX));

	//must have index and bones, both.
	{
		uint32_t bones_weight = VS::ARRAY_FORMAT_BONES|VS::ARRAY_FORMAT_WEIGHTS;
		ERR_EXPLAIN("Array must have both bones and weights in format or none.");
		ERR_FAIL_COND( (p_format&bones_weight) && (p_format&bones_weight)!=bones_weight );
	}


	bool has_morph = p_blend_shapes.size();

	Surface::Attrib attribs[VS::ARRAY_MAX],morph_attribs[VS::ARRAY_MAX];

	int stride=0;
	int morph_stride=0;

	for(int i=0;i<VS::ARRAY_MAX;i++) {

		if (! (p_format&(1<<i) ) ) {
			attribs[i].enabled=false;
			morph_attribs[i].enabled=false;
			continue;
		}

		attribs[i].enabled=true;
		attribs[i].offset=stride;
		attribs[i].index=i;

		if (has_morph) {
			morph_attribs[i].enabled=true;
			morph_attribs[i].offset=morph_stride;
			morph_attribs[i].index=i+8;
		} else {
			morph_attribs[i].enabled=false;
		}

		switch(i) {

			case VS::ARRAY_VERTEX: {

				if (p_format&VS::ARRAY_FLAG_USE_2D_VERTICES) {
					attribs[i].size=2;
				} else {
					attribs[i].size=3;
				}

				if (p_format&VS::ARRAY_COMPRESS_VERTEX) {
					attribs[i].type=GL_HALF_FLOAT;
					stride+=attribs[i].size*2;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=attribs[i].size*4;
				}

				attribs[i].normalized=GL_FALSE;

				if (has_morph) {
					//morph
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=attribs[i].size*4;
				}
			} break;
			case VS::ARRAY_NORMAL: {

				attribs[i].size=3;

				if (p_format&VS::ARRAY_COMPRESS_NORMAL) {
					attribs[i].type=GL_BYTE;
					stride+=4; //pad extra byte
					attribs[i].normalized=GL_TRUE;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=12;
					attribs[i].normalized=GL_FALSE;
				}

				if (has_morph) {
					//morph
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=12;
				}

			} break;
			case VS::ARRAY_TANGENT: {

				attribs[i].size=4;

				if (p_format&VS::ARRAY_COMPRESS_TANGENT) {
					attribs[i].type=GL_BYTE;
					stride+=4;
					attribs[i].normalized=GL_TRUE;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=16;
					attribs[i].normalized=GL_FALSE;
				}

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=16;
				}

			} break;
			case VS::ARRAY_COLOR: {

				attribs[i].size=4;

				if (p_format&VS::ARRAY_COMPRESS_COLOR) {
					attribs[i].type=GL_UNSIGNED_BYTE;
					stride+=4;
					attribs[i].normalized=GL_TRUE;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=16;
					attribs[i].normalized=GL_FALSE;
				}

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=16;
				}

			} break;
			case VS::ARRAY_TEX_UV: {

				attribs[i].size=2;

				if (p_format&VS::ARRAY_COMPRESS_TEX_UV) {
					attribs[i].type=GL_HALF_FLOAT;
					stride+=4;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=8;
				}

				attribs[i].normalized=GL_FALSE;

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=8;
				}

			} break;
			case VS::ARRAY_TEX_UV2: {

				attribs[i].size=2;

				if (p_format&VS::ARRAY_COMPRESS_TEX_UV2) {
					attribs[i].type=GL_HALF_FLOAT;
					stride+=4;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=8;
				}
				attribs[i].normalized=GL_FALSE;

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=8;
				}

			} break;
			case VS::ARRAY_BONES: {

				attribs[i].size=4;

				if (p_format&VS::ARRAY_COMPRESS_BONES) {

					if (p_format&VS::ARRAY_FLAG_USE_16_BIT_BONES) {
						attribs[i].type=GL_UNSIGNED_SHORT;
						stride+=8;
					} else {
						attribs[i].type=GL_UNSIGNED_BYTE;
						stride+=4;
					}
				} else {
					attribs[i].type=GL_UNSIGNED_SHORT;
					stride+=8;
				}

				attribs[i].normalized=GL_FALSE;

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_UNSIGNED_SHORT;
					morph_stride+=8;
				}

			} break;
			case VS::ARRAY_WEIGHTS: {

				attribs[i].size=4;

				if (p_format&VS::ARRAY_COMPRESS_WEIGHTS) {

					attribs[i].type=GL_UNSIGNED_SHORT;
					stride+=8;
					attribs[i].normalized=GL_TRUE;
				} else {
					attribs[i].type=GL_FLOAT;
					stride+=16;
					attribs[i].normalized=GL_FALSE;
				}

				if (has_morph) {
					morph_attribs[i].normalized=GL_FALSE;
					morph_attribs[i].size=attribs[i].size;
					morph_attribs[i].type=GL_FLOAT;
					morph_stride+=8;
				}
			} break;
			case VS::ARRAY_INDEX: {

				attribs[i].size=1;

				if (p_vertex_count>=(1<<16)) {
					attribs[i].type=GL_UNSIGNED_INT;
					attribs[i].stride=4;
				} else {
					attribs[i].type=GL_UNSIGNED_SHORT;
					attribs[i].stride=2;
				}

				attribs[i].normalized=GL_FALSE;

			} break;

		}
	}

	for(int i=0;i<VS::ARRAY_MAX-1;i++) {
		attribs[i].stride=stride;
		if (has_morph) {
			morph_attribs[i].stride=morph_stride;
		}
	}

	//validate sizes

	int array_size = stride * p_vertex_count;
	int index_array_size=0;

	ERR_FAIL_COND(p_array.size()!=array_size);

	if (p_format&VS::ARRAY_FORMAT_INDEX) {

		index_array_size=attribs[VS::ARRAY_INDEX].stride*p_index_count;
	}


	ERR_FAIL_COND(p_index_array.size()!=index_array_size);

	ERR_FAIL_COND(p_blend_shapes.size()!=mesh->morph_target_count);

	for(int i=0;i<p_blend_shapes.size();i++) {
		ERR_FAIL_COND(p_blend_shapes[i].size()!=array_size);
	}

	//ok all valid, create stuff

	Surface * surface = memnew( Surface );

	surface->active=true;
	surface->array_len=p_vertex_count;
	surface->index_array_len=p_index_count;
	surface->primitive=p_primitive;
	surface->mesh=mesh;
	surface->format=p_format;
	surface->skeleton_bone_aabb=p_bone_aabbs;
	surface->skeleton_bone_used.resize(surface->skeleton_bone_aabb.size());
	surface->aabb=p_aabb;
	surface->max_bone=p_bone_aabbs.size();

	for(int i=0;i<surface->skeleton_bone_used.size();i++) {
		if (surface->skeleton_bone_aabb[i].size.x<0 || surface->skeleton_bone_aabb[i].size.y<0 || surface->skeleton_bone_aabb[i].size.z<0) {
			surface->skeleton_bone_used[i]=false;
		} else {
			surface->skeleton_bone_used[i]=true;
		}
	}

	for(int i=0;i<VS::ARRAY_MAX;i++) {
		surface->attribs[i]=attribs[i];
		surface->morph_attribs[i]=morph_attribs[i];
	}

	{

		DVector<uint8_t>::Read vr = p_array.read();

		glGenBuffers(1,&surface->vertex_id);
		glBindBuffer(GL_ARRAY_BUFFER,surface->vertex_id);
		glBufferData(GL_ARRAY_BUFFER,array_size,vr.ptr(),GL_STATIC_DRAW);
		glBindBuffer(GL_ARRAY_BUFFER,0); //unbind


		if (p_format&VS::ARRAY_FORMAT_INDEX) {

			DVector<uint8_t>::Read ir = p_index_array.read();

			glGenBuffers(1,&surface->index_id);
			glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,surface->index_id);
			glBufferData(GL_ELEMENT_ARRAY_BUFFER,index_array_size,ir.ptr(),GL_STATIC_DRAW);
			glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0); //unbind
		}

		//generate arrays for faster state switching

		glGenVertexArrays(1,&surface->array_id);
		glBindVertexArray(surface->array_id);
		glBindBuffer(GL_ARRAY_BUFFER,surface->vertex_id);

		for(int i=0;i<VS::ARRAY_MAX-1;i++) {

			if (!attribs[i].enabled)
				continue;

			glVertexAttribPointer(attribs[i].index,attribs[i].size,attribs[i].type,attribs[i].normalized,attribs[i].stride,((uint8_t*)0)+attribs[i].offset);
			glEnableVertexAttribArray(attribs[i].index);

		}

		if (surface->index_id) {
			glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,surface->index_id);
		}

		glBindVertexArray(0);
		glBindBuffer(GL_ARRAY_BUFFER,0); //unbind

	}

	{

		//blend shapes

		for(int i=0;i<p_blend_shapes.size();i++) {

			Surface::MorphTarget mt;

			DVector<uint8_t>::Read vr = p_blend_shapes[i].read();

			glGenBuffers(1,&mt.vertex_id);
			glBindBuffer(GL_ARRAY_BUFFER,mt.vertex_id);
			glBufferData(GL_ARRAY_BUFFER,array_size,vr.ptr(),GL_STATIC_DRAW);
			glBindBuffer(GL_ARRAY_BUFFER,0); //unbind

			glGenVertexArrays(1,&mt.array_id);
			glBindVertexArray(mt.array_id);
			glBindBuffer(GL_ARRAY_BUFFER,mt.vertex_id);

			for(int i=0;i<VS::ARRAY_MAX-1;i++) {

				if (!attribs[i].enabled)
					continue;

				glVertexAttribPointer(attribs[i].index,attribs[i].size,attribs[i].type,attribs[i].normalized,attribs[i].stride,((uint8_t*)0)+attribs[i].offset);
				glEnableVertexAttribArray(attribs[i].index);

			}

			glBindVertexArray(0);
			glBindBuffer(GL_ARRAY_BUFFER,0); //unbind

			surface->morph_targets.push_back(mt);

		}
	}

	mesh->surfaces.push_back(surface);
	mesh->instance_change_notify();
}

void RasterizerStorageGLES3::mesh_set_morph_target_count(RID p_mesh,int p_amount){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);


	ERR_FAIL_COND(mesh->surfaces.size()!=0);
	ERR_FAIL_COND(p_amount<0);

	mesh->morph_target_count=p_amount;

}
int RasterizerStorageGLES3::mesh_get_morph_target_count(RID p_mesh) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,0);

	return mesh->morph_target_count;
}


void RasterizerStorageGLES3::mesh_set_morph_target_mode(RID p_mesh,VS::MorphTargetMode p_mode){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);

	mesh->morph_target_mode=p_mode;

}
VS::MorphTargetMode RasterizerStorageGLES3::mesh_get_morph_target_mode(RID p_mesh) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,VS::MORPH_MODE_NORMALIZED);

	return mesh->morph_target_mode;
}

void RasterizerStorageGLES3::mesh_surface_set_material(RID p_mesh, int p_surface, RID p_material){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);
	ERR_FAIL_INDEX(p_surface,mesh->surfaces.size());

	mesh->surfaces[p_surface]->material=p_material;

}
RID RasterizerStorageGLES3::mesh_surface_get_material(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,RID());
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),RID());

	return mesh->surfaces[p_surface]->material;
}

int RasterizerStorageGLES3::mesh_surface_get_array_len(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,0);
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),0);

	return mesh->surfaces[p_surface]->array_len;

}
int RasterizerStorageGLES3::mesh_surface_get_array_index_len(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,0);
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),0);

	return mesh->surfaces[p_surface]->index_array_len;
}

DVector<uint8_t> RasterizerStorageGLES3::mesh_surface_get_array(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,DVector<uint8_t>());
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),DVector<uint8_t>());

	Surface *surface = mesh->surfaces[p_surface];

	glBindBuffer(GL_ARRAY_BUFFER,surface->vertex_id);
	void * data = glMapBufferRange(GL_ARRAY_BUFFER,0,surface->array_len,GL_MAP_READ_BIT);

	ERR_FAIL_COND_V(!data,DVector<uint8_t>());

	DVector<uint8_t> ret;
	ret.resize(surface->array_len);

	{

		DVector<uint8_t>::Write w = ret.write();
		copymem(w.ptr(),data,surface->array_len);
	}
	glUnmapBuffer(GL_ARRAY_BUFFER);


	return ret;
}

DVector<uint8_t> RasterizerStorageGLES3::mesh_surface_get_index_array(RID p_mesh, int p_surface) const {
	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,DVector<uint8_t>());
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),DVector<uint8_t>());

	Surface *surface = mesh->surfaces[p_surface];

	ERR_FAIL_COND_V(surface->index_array_len==0,DVector<uint8_t>());

	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,surface->vertex_id);
	void * data = glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER,0,surface->index_array_len,GL_MAP_READ_BIT);

	ERR_FAIL_COND_V(!data,DVector<uint8_t>());

	DVector<uint8_t> ret;
	ret.resize(surface->index_array_len);

	{

		DVector<uint8_t>::Write w = ret.write();
		copymem(w.ptr(),data,surface->index_array_len);
	}

	glUnmapBuffer(GL_ELEMENT_ARRAY_BUFFER);

	return ret;
}


uint32_t RasterizerStorageGLES3::mesh_surface_get_format(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);

	ERR_FAIL_COND_V(!mesh,0);
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),0);

	return mesh->surfaces[p_surface]->format;

}

VS::PrimitiveType RasterizerStorageGLES3::mesh_surface_get_primitive_type(RID p_mesh, int p_surface) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,VS::PRIMITIVE_MAX);
	ERR_FAIL_INDEX_V(p_surface,mesh->surfaces.size(),VS::PRIMITIVE_MAX);

	return mesh->surfaces[p_surface]->primitive;
}

void RasterizerStorageGLES3::mesh_remove_surface(RID p_mesh, int p_surface){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);
	ERR_FAIL_INDEX(p_surface,mesh->surfaces.size());

	Surface *surface = mesh->surfaces[p_surface];

	glDeleteBuffers(1,&surface->vertex_id);
	if (surface->index_id) {
		glDeleteBuffers(1,&surface->index_id);
	}

	glDeleteVertexArrays(1,&surface->array_id);

	for(int i=0;i<surface->morph_targets.size();i++) {

		glDeleteBuffers(1,&surface->morph_targets[i].vertex_id);
		glDeleteVertexArrays(1,&surface->morph_targets[i].array_id);
	}

	memdelete(surface);

	mesh->surfaces.remove(p_surface);

	mesh->instance_change_notify();
}
int RasterizerStorageGLES3::mesh_get_surface_count(RID p_mesh) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,0);
	return mesh->surfaces.size();

}

void RasterizerStorageGLES3::mesh_set_custom_aabb(RID p_mesh,const AABB& p_aabb){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);

	mesh->custom_aabb=p_aabb;
}
AABB RasterizerStorageGLES3::mesh_get_custom_aabb(RID p_mesh) const{

	const Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND_V(!mesh,AABB());

	return mesh->custom_aabb;

}

AABB RasterizerStorageGLES3::mesh_get_aabb(RID p_mesh,RID p_skeleton) const{

	Mesh *mesh = mesh_owner.get( p_mesh );
	ERR_FAIL_COND_V(!mesh,AABB());

	if (mesh->custom_aabb!=AABB())
		return mesh->custom_aabb;
/*
	Skeleton *sk=NULL;
	if (p_skeleton.is_valid())
		sk=skeleton_owner.get(p_skeleton);
*/
	AABB aabb;
	/*
	if (sk && sk->bones.size()!=0) {


		for (int i=0;i<mesh->surfaces.size();i++) {

			AABB laabb;
			if (mesh->surfaces[i]->format&VS::ARRAY_FORMAT_BONES && mesh->surfaces[i]->skeleton_bone_aabb.size()) {


				int bs = mesh->surfaces[i]->skeleton_bone_aabb.size();
				const AABB *skbones = mesh->surfaces[i]->skeleton_bone_aabb.ptr();
				const bool *skused = mesh->surfaces[i]->skeleton_bone_used.ptr();

				int sbs = sk->bones.size();
				ERR_CONTINUE(bs>sbs);
				Skeleton::Bone *skb = sk->bones.ptr();

				bool first=true;
				for(int j=0;j<bs;j++) {

					if (!skused[j])
						continue;
					AABB baabb = skb[ j ].transform_aabb ( skbones[j] );
					if (first) {
						laabb=baabb;
						first=false;
					} else {
						laabb.merge_with(baabb);
					}
				}

			} else {

				laabb=mesh->surfaces[i]->aabb;
			}

			if (i==0)
				aabb=laabb;
			else
				aabb.merge_with(laabb);
		}
	} else {
*/
		for (int i=0;i<mesh->surfaces.size();i++) {

			if (i==0)
				aabb=mesh->surfaces[i]->aabb;
			else
				aabb.merge_with(mesh->surfaces[i]->aabb);
		}
/*
	}
*/
	return aabb;

}
void RasterizerStorageGLES3::mesh_clear(RID p_mesh){

	Mesh *mesh = mesh_owner.getornull(p_mesh);
	ERR_FAIL_COND(!mesh);

	while(mesh->surfaces.size()) {
		mesh_remove_surface(p_mesh,0);
	}
}

/* MULTIMESH API */


RID RasterizerStorageGLES3::multimesh_create(){

	return RID();
}

void RasterizerStorageGLES3::multimesh_allocate(RID p_multimesh,int p_instances,VS::MultimeshTransformFormat p_transform_format,VS::MultimeshColorFormat p_color_format,bool p_gen_aabb){


}
int RasterizerStorageGLES3::multimesh_get_instance_count(RID p_multimesh) const{

	return 0;
}

void RasterizerStorageGLES3::multimesh_set_mesh(RID p_multimesh,RID p_mesh){


}
void RasterizerStorageGLES3::multimesh_set_custom_aabb(RID p_multimesh,const AABB& p_aabb){


}
void RasterizerStorageGLES3::multimesh_instance_set_transform(RID p_multimesh,int p_index,const Transform& p_transform){


}
void RasterizerStorageGLES3::multimesh_instance_set_transform_2d(RID p_multimesh,int p_index,const Matrix32& p_transform){


}
void RasterizerStorageGLES3::multimesh_instance_set_color(RID p_multimesh,int p_index,const Color& p_color){


}

RID RasterizerStorageGLES3::multimesh_get_mesh(RID p_multimesh) const{


	return RID();
}
AABB RasterizerStorageGLES3::multimesh_get_custom_aabb(RID p_multimesh) const{

	return AABB();
}

Transform RasterizerStorageGLES3::multimesh_instance_get_transform(RID p_multimesh,int p_index) const{

	return Transform();
}
Matrix32 RasterizerStorageGLES3::multimesh_instance_get_transform_2d(RID p_multimesh,int p_index) const{


	return Matrix32();
}
Color RasterizerStorageGLES3::multimesh_instance_get_color(RID p_multimesh,int p_index) const{

	return Color();
}

void RasterizerStorageGLES3::multimesh_set_visible_instances(RID p_multimesh,int p_visible){


}
int RasterizerStorageGLES3::multimesh_get_visible_instances(RID p_multimesh) const{

	return 0;
}

AABB RasterizerStorageGLES3::multimesh_get_aabb(RID p_mesh) const{

	return AABB();
}

/* IMMEDIATE API */

RID RasterizerStorageGLES3::immediate_create(){

	return RID();
}
void RasterizerStorageGLES3::immediate_begin(RID p_immediate,VS::PrimitiveType p_rimitive,RID p_texture){


}
void RasterizerStorageGLES3::immediate_vertex(RID p_immediate,const Vector3& p_vertex){


}
void RasterizerStorageGLES3::immediate_vertex_2d(RID p_immediate,const Vector3& p_vertex){


}
void RasterizerStorageGLES3::immediate_normal(RID p_immediate,const Vector3& p_normal){


}
void RasterizerStorageGLES3::immediate_tangent(RID p_immediate,const Plane& p_tangent){


}
void RasterizerStorageGLES3::immediate_color(RID p_immediate,const Color& p_color){


}
void RasterizerStorageGLES3::immediate_uv(RID p_immediate,const Vector2& tex_uv){


}
void RasterizerStorageGLES3::immediate_uv2(RID p_immediate,const Vector2& tex_uv){


}
void RasterizerStorageGLES3::immediate_end(RID p_immediate){


}
void RasterizerStorageGLES3::immediate_clear(RID p_immediate){


}
void RasterizerStorageGLES3::immediate_set_material(RID p_immediate,RID p_material){


}
RID RasterizerStorageGLES3::immediate_get_material(RID p_immediate) const{

	return RID();
}

/* SKELETON API */

RID RasterizerStorageGLES3::skeleton_create(){

	return RID();
}
void RasterizerStorageGLES3::skeleton_allocate(RID p_skeleton,int p_bones,bool p_2d_skeleton){


}
int RasterizerStorageGLES3::skeleton_get_bone_count(RID p_skeleton) const{

	return 0;
}
void RasterizerStorageGLES3::skeleton_bone_set_transform(RID p_skeleton,int p_bone, const Transform& p_transform){


}
Transform RasterizerStorageGLES3::skeleton_bone_get_transform(RID p_skeleton,int p_bone) const{

	return Transform();
}
void RasterizerStorageGLES3::skeleton_bone_set_transform_2d(RID p_skeleton,int p_bone, const Matrix32& p_transform){


}
Matrix32 RasterizerStorageGLES3::skeleton_bone_get_transform_2d(RID p_skeleton,int p_bone) const{

	return Matrix32();
}

/* Light API */

RID RasterizerStorageGLES3::light_create(VS::LightType p_type){

	Light *light = memnew( Light );
	light->type=p_type;

	light->param[VS::LIGHT_PARAM_ENERGY]=1.0;
	light->param[VS::LIGHT_PARAM_SPECULAR]=1.0;
	light->param[VS::LIGHT_PARAM_RANGE]=1.0;
	light->param[VS::LIGHT_PARAM_SPOT_ANGLE]=45;
	light->param[VS::LIGHT_PARAM_SHADOW_MAX_DISTANCE]=0;
	light->param[VS::LIGHT_PARAM_SHADOW_DARKNESS]=0;
	light->param[VS::LIGHT_PARAM_SHADOW_SPLIT_1_OFFSET]=0.1;
	light->param[VS::LIGHT_PARAM_SHADOW_SPLIT_2_OFFSET]=0.3;
	light->param[VS::LIGHT_PARAM_SHADOW_SPLIT_3_OFFSET]=0.6;
	light->param[VS::LIGHT_PARAM_SHADOW_SPLIT_4_OFFSET]=1.0;
	light->param[VS::LIGHT_PARAM_SHADOW_NORMAL_BIAS]=0.1;
	light->param[VS::LIGHT_PARAM_SHADOW_BIAS_SPLIT_SCALE]=0.1;


	light->color=Color(1,1,1,1);
	light->shadow=false;
	light->negative=false;
	light->cull_mask=0xFFFFFFFF;
	light->directional_shadow_mode=VS::LIGHT_DIRECTIONAL_SHADOW_ORTHOGONAL;

	return light_owner.make_rid(light);
}

void RasterizerStorageGLES3::light_set_color(RID p_light,const Color& p_color){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);

	light->color=p_color;
}
void RasterizerStorageGLES3::light_set_param(RID p_light,VS::LightParam p_param,float p_value){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);
	ERR_FAIL_INDEX(p_param,VS::LIGHT_PARAM_MAX);

	if (p_param==VS::LIGHT_PARAM_RANGE || p_param==VS::LIGHT_PARAM_SPOT_ANGLE) {
		light->instance_change_notify();
	}
	light->param[p_param]=p_value;
}
void RasterizerStorageGLES3::light_set_shadow(RID p_light,bool p_enabled){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);
	light->shadow=p_enabled;

}
void RasterizerStorageGLES3::light_set_projector(RID p_light,RID p_texture){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);


}
void RasterizerStorageGLES3::light_set_attenuation_texure(RID p_light,RID p_texture){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);


}
void RasterizerStorageGLES3::light_set_negative(RID p_light,bool p_enable){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);

	light->negative=p_enable;
}
void RasterizerStorageGLES3::light_set_cull_mask(RID p_light,uint32_t p_mask){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);

	light->cull_mask=p_mask;
}
void RasterizerStorageGLES3::light_set_shader(RID p_light,RID p_shader){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);

}


void RasterizerStorageGLES3::light_directional_set_shadow_mode(RID p_light,VS::LightDirectionalShadowMode p_mode){

	Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND(!light);

}

VS::LightType RasterizerStorageGLES3::light_get_type(RID p_light) const {

	const Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND_V(!light,VS::LIGHT_DIRECTIONAL);

	return VS::LIGHT_DIRECTIONAL;
}

AABB RasterizerStorageGLES3::light_get_aabb(RID p_light) const {

	const Light * light = light_owner.getornull(p_light);
	ERR_FAIL_COND_V(!light,AABB());

	switch( light->type ) {

		case VS::LIGHT_SPOT: {

			float len=light->param[VS::LIGHT_PARAM_RANGE];
			float size=Math::tan(Math::deg2rad(light->param[VS::LIGHT_PARAM_SPOT_ANGLE]))*len;
			return AABB( Vector3( -size,-size,-len ), Vector3( size*2, size*2, len ) );
		} break;
		case VS::LIGHT_OMNI: {

			float r = light->param[VS::LIGHT_PARAM_RANGE];
			return AABB( -Vector3(r,r,r), Vector3(r,r,r)*2 );
		} break;
		case VS::LIGHT_DIRECTIONAL: {

			return AABB();
		} break;
		default: {}
	}

	ERR_FAIL_V( AABB() );
	return AABB();
}

/* PROBE API */

RID RasterizerStorageGLES3::reflection_probe_create(){

	return RID();
}

void RasterizerStorageGLES3::reflection_probe_set_intensity(RID p_probe, float p_intensity){


}
void RasterizerStorageGLES3::reflection_probe_set_clip(RID p_probe, float p_near, float p_far){


}
void RasterizerStorageGLES3::reflection_probe_set_min_blend_distance(RID p_probe, float p_distance){


}
void RasterizerStorageGLES3::reflection_probe_set_extents(RID p_probe, const Vector3& p_extents){


}
void RasterizerStorageGLES3::reflection_probe_set_origin_offset(RID p_probe, const Vector3& p_offset){


}
void RasterizerStorageGLES3::reflection_probe_set_enable_parallax_correction(RID p_probe, bool p_enable){


}
void RasterizerStorageGLES3::reflection_probe_set_resolution(RID p_probe, int p_resolution){


}
void RasterizerStorageGLES3::reflection_probe_set_hide_skybox(RID p_probe, bool p_hide){


}
void RasterizerStorageGLES3::reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers){


}


/* ROOM API */

RID RasterizerStorageGLES3::room_create(){

	return RID();
}
void RasterizerStorageGLES3::room_add_bounds(RID p_room, const DVector<Vector2>& p_convex_polygon,float p_height,const Transform& p_transform){


}
void RasterizerStorageGLES3::room_clear_bounds(RID p_room){


}

/* PORTAL API */

// portals are only (x/y) points, forming a convex shape, which its clockwise
// order points outside. (z is 0);

RID RasterizerStorageGLES3::portal_create(){

	return RID();
}
void RasterizerStorageGLES3::portal_set_shape(RID p_portal, const Vector<Point2>& p_shape){


}
void RasterizerStorageGLES3::portal_set_enabled(RID p_portal, bool p_enabled){


}
void RasterizerStorageGLES3::portal_set_disable_distance(RID p_portal, float p_distance){


}
void RasterizerStorageGLES3::portal_set_disabled_color(RID p_portal, const Color& p_color){


}

void RasterizerStorageGLES3::instance_add_dependency(RID p_base,RasterizerScene::InstanceBase *p_instance) {

	Instantiable *inst=NULL;
	switch(p_instance->base_type) {
		case VS::INSTANCE_MESH: {
			inst = mesh_owner.getornull(p_base);
			ERR_FAIL_COND(!inst);
		} break;
		case VS::INSTANCE_LIGHT: {
			inst = light_owner.getornull(p_base);
			ERR_FAIL_COND(!inst);
		} break;
		default: {
			ERR_FAIL();
		}
	}

	inst->instance_list.add( &p_instance->dependency_item );
}

void RasterizerStorageGLES3::instance_remove_dependency(RID p_base,RasterizerScene::InstanceBase *p_instance){

	Instantiable *inst=NULL;

	switch(p_instance->base_type) {
		case VS::INSTANCE_MESH: {
			inst = mesh_owner.getornull(p_base);
			ERR_FAIL_COND(!inst);

		} break;
		case VS::INSTANCE_LIGHT: {
			inst = light_owner.getornull(p_base);
			ERR_FAIL_COND(!inst);
		} break;
		default: {
			ERR_FAIL();
		}
	}

	ERR_FAIL_COND(!inst);

	inst->instance_list.remove( &p_instance->dependency_item );
}


/* RENDER TARGET */


void RasterizerStorageGLES3::_render_target_clear(RenderTarget *rt) {

	if (rt->front.fbo) {
		glDeleteFramebuffers(1,&rt->front.fbo);
		glDeleteTextures(1,&rt->front.color);
		rt->front.fbo=0;
	}

	if (rt->back.fbo) {
		glDeleteFramebuffers(1,&rt->back.fbo);
		glDeleteTextures(1,&rt->back.color);
		rt->back.fbo=0;
	}

	if (rt->buffers.fbo) {
		glDeleteFramebuffers(1,&rt->buffers.fbo);
		glDeleteFramebuffers(1,&rt->buffers.alpha_fbo);
		glDeleteTextures(1,&rt->buffers.diffuse);
		glDeleteTextures(1,&rt->buffers.specular);
		glDeleteTextures(1,&rt->buffers.normal_sr);
		rt->buffers.fbo=0;
		rt->buffers.alpha_fbo=0;
	}

	if (rt->depth) {
		glDeleteRenderbuffers(1,&rt->depth);
		rt->depth=0;
	}

	Texture *tex = texture_owner.get(rt->texture);
	tex->alloc_height=0;
	tex->alloc_width=0;
	tex->width=0;
	tex->height=0;

}

void RasterizerStorageGLES3::_render_target_allocate(RenderTarget *rt){

	if (rt->width<=0 || rt->height<=0)
		return;


	GLuint color_internal_format;
	GLuint color_format;
	GLuint color_type;
	Image::Format image_format;



	if (config.render_arch==RENDER_ARCH_MOBILE || rt->flags[RENDER_TARGET_NO_3D]) {

		if (rt->flags[RENDER_TARGET_TRANSPARENT]) {
			color_internal_format=GL_RGBA8;
			color_format=GL_RGBA;
			color_type=GL_UNSIGNED_BYTE;
			image_format=Image::FORMAT_RGBA8;
		} else {
			color_internal_format=GL_RGB10_A2;
			color_format=GL_RGBA;
			color_type=GL_UNSIGNED_INT_2_10_10_10_REV;
			image_format=Image::FORMAT_RGBA8;//todo
		}
	} else {
		color_internal_format=GL_RGBA16F;
		color_format=GL_RGBA;
		color_type=GL_HALF_FLOAT;
		image_format=Image::FORMAT_RGBAH;
	}

	{
		/* FRONT FBO */

		glActiveTexture(GL_TEXTURE0);

		glGenFramebuffers(1, &rt->front.fbo);
		glBindFramebuffer(GL_FRAMEBUFFER, rt->front.fbo);


		glGenRenderbuffers(1, &rt->depth);
		glBindRenderbuffer(GL_RENDERBUFFER, rt->depth );


		glRenderbufferStorage(GL_RENDERBUFFER,GL_DEPTH24_STENCIL8, rt->width, rt->height);
		glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rt->depth);
		glBindRenderbuffer(GL_RENDERBUFFER, 0 );


		glGenTextures(1, &rt->front.color);
		glBindTexture(GL_TEXTURE_2D, rt->front.color);

		glTexImage2D(GL_TEXTURE_2D, 0, color_internal_format,  rt->width, rt->height, 0, color_format, color_type, NULL);

		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt->front.color, 0);

		GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
		glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);

		ERR_FAIL_COND( status != GL_FRAMEBUFFER_COMPLETE );

		Texture *tex = texture_owner.get(rt->texture);
		tex->format=image_format;
		tex->gl_format_cache=color_format;
		tex->gl_type_cache=color_type;
		tex->gl_internal_format_cache=color_internal_format;
		tex->tex_id=rt->front.color;
		tex->width=rt->width;
		tex->alloc_width=rt->width;
		tex->height=rt->height;
		tex->alloc_height=rt->height;


		texture_set_flags(rt->texture,tex->flags);

	}


	/* BACK FBO */

	if (!rt->flags[RENDER_TARGET_NO_SAMPLING]) {

		glGenFramebuffers(1, &rt->back.fbo);
		glBindFramebuffer(GL_FRAMEBUFFER, rt->back.fbo);
		glBindRenderbuffer(GL_RENDERBUFFER, rt->depth );
		glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rt->depth);

		glGenTextures(1, &rt->back.color);
		glBindTexture(GL_TEXTURE_2D, rt->back.color);
		glTexImage2D(GL_TEXTURE_2D, 0, color_internal_format,  rt->width, rt->height, 0, color_format, color_type, NULL);

		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt->back.color, 0);

		GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
		glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);

		if (status != GL_FRAMEBUFFER_COMPLETE) {
			_render_target_clear(rt);
			ERR_FAIL_COND( status != GL_FRAMEBUFFER_COMPLETE );
		}
	}

	if (config.render_arch==RENDER_ARCH_DESKTOP && !rt->flags[RENDER_TARGET_NO_3D]) {



		//regular fbo
		glGenFramebuffers(1, &rt->buffers.fbo);
		glBindFramebuffer(GL_FRAMEBUFFER, rt->buffers.fbo);

		glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rt->depth);

		glGenTextures(1, &rt->buffers.diffuse);
		glBindTexture(GL_TEXTURE_2D, rt->buffers.diffuse);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8,  rt->width, rt->height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt->buffers.diffuse, 0);

		glGenTextures(1, &rt->buffers.specular);
		glBindTexture(GL_TEXTURE_2D, rt->buffers.specular);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F,  rt->width, rt->height, 0, GL_RGBA, GL_HALF_FLOAT, NULL);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D, rt->buffers.specular, 0);

		glGenTextures(1, &rt->buffers.normal_sr);
		glBindTexture(GL_TEXTURE_2D, rt->buffers.normal_sr);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8,  rt->width, rt->height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D, rt->buffers.normal_sr, 0);


		GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
		glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);

		if (status != GL_FRAMEBUFFER_COMPLETE) {
			_render_target_clear(rt);
			ERR_FAIL_COND( status != GL_FRAMEBUFFER_COMPLETE );
		}	


		//alpha fbo
		glGenFramebuffers(1, &rt->buffers.alpha_fbo);
		glBindFramebuffer(GL_FRAMEBUFFER, rt->buffers.alpha_fbo);

		glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rt->depth);
		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt->buffers.diffuse, 0);

		status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
		glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);

		if (status != GL_FRAMEBUFFER_COMPLETE) {
			_render_target_clear(rt);
			ERR_FAIL_COND( status != GL_FRAMEBUFFER_COMPLETE );
		}

	}


}


RID RasterizerStorageGLES3::render_target_create(){

	RenderTarget *rt = memnew( RenderTarget );

	Texture * t = memnew( Texture );

	t->flags=0;
	t->width=0;
	t->height=0;
	t->alloc_height=0;
	t->alloc_width=0;
	t->format=Image::FORMAT_R8;
	t->target=GL_TEXTURE_2D;
	t->gl_format_cache=0;
	t->gl_internal_format_cache=0;
	t->gl_type_cache=0;
	t->data_size=0;
	t->compressed=false;
	t->srgb=false;
	t->total_data_size=0;
	t->ignore_mipmaps=false;
	t->mipmaps=0;
	t->active=true;
	t->tex_id=0;


	rt->texture=texture_owner.make_rid(t);

	return render_target_owner.make_rid(rt);
}

void RasterizerStorageGLES3::render_target_set_size(RID p_render_target,int p_width, int p_height){

	RenderTarget *rt = render_target_owner.getornull(p_render_target);
	ERR_FAIL_COND(!rt);

	if (rt->width==p_width && rt->height==p_height)
		return;

	_render_target_clear(rt);
	rt->width=p_width;
	rt->height=p_height;
	_render_target_allocate(rt);

}


RID RasterizerStorageGLES3::render_target_get_texture(RID p_render_target) const{

	RenderTarget *rt = render_target_owner.getornull(p_render_target);
	ERR_FAIL_COND_V(!rt,RID());

	return rt->texture;
}

void RasterizerStorageGLES3::render_target_set_flag(RID p_render_target,RenderTargetFlags p_flag,bool p_value) {

	RenderTarget *rt = render_target_owner.getornull(p_render_target);
	ERR_FAIL_COND(!rt);

	rt->flags[p_flag]=p_value;

	switch(p_flag) {
		case RENDER_TARGET_NO_3D:
		case RENDER_TARGET_TRANSPARENT: {
			//must reset for these formats
			_render_target_clear(rt);
			_render_target_allocate(rt);

		} break;
		default: {}
	}
}

bool RasterizerStorageGLES3::render_target_renedered_in_frame(RID p_render_target){

	return false;
}

/* CANVAS SHADOW */


RID RasterizerStorageGLES3::canvas_light_shadow_buffer_create(int p_width) {

	CanvasLightShadow *cls = memnew( CanvasLightShadow );
	if (p_width>config.max_texture_size)
		p_width=config.max_texture_size;

	cls->size=p_width;
	cls->height=16;

	glActiveTexture(GL_TEXTURE0);

	glGenFramebuffers(1, &cls->fbo);
	glBindFramebuffer(GL_FRAMEBUFFER, cls->fbo);

	glGenRenderbuffers(1, &cls->depth);
	glBindRenderbuffer(GL_RENDERBUFFER, cls->depth );
	glRenderbufferStorage(GL_RENDERBUFFER,GL_DEPTH_COMPONENT24, cls->size, cls->height);
	glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, cls->depth);
	glBindRenderbuffer(GL_RENDERBUFFER, 0 );

	glGenTextures(1,&cls->distance);
	glBindTexture(GL_TEXTURE_2D, cls->distance);
	if (config.use_rgba_2d_shadows) {
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, cls->size, cls->height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	} else {
		glTexImage2D(GL_TEXTURE_2D, 0, GL_R32F, cls->size, cls->height, 0, GL_RED, GL_FLOAT, NULL);
	}




	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
	glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, cls->distance, 0);


	GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
	//printf("errnum: %x\n",status);
	glBindFramebuffer(GL_FRAMEBUFFER, config.system_fbo);

	ERR_FAIL_COND_V( status != GL_FRAMEBUFFER_COMPLETE, RID() );

	return canvas_light_shadow_owner.make_rid(cls);
}

/* LIGHT SHADOW MAPPING */


RID RasterizerStorageGLES3::canvas_light_occluder_create() {

	CanvasOccluder *co = memnew( CanvasOccluder );
	co->index_id=0;
	co->vertex_id=0;
	co->len=0;

	return canvas_occluder_owner.make_rid(co);
}

void RasterizerStorageGLES3::canvas_light_occluder_set_polylines(RID p_occluder, const DVector<Vector2>& p_lines) {

	CanvasOccluder *co = canvas_occluder_owner.get(p_occluder);
	ERR_FAIL_COND(!co);

	co->lines=p_lines;

	if (p_lines.size()!=co->len) {

		if (co->index_id)
			glDeleteBuffers(1,&co->index_id);
		if (co->vertex_id)
			glDeleteBuffers(1,&co->vertex_id);

		co->index_id=0;
		co->vertex_id=0;
		co->len=0;

	}

	if (p_lines.size()) {



		DVector<float> geometry;
		DVector<uint16_t> indices;
		int lc = p_lines.size();

		geometry.resize(lc*6);
		indices.resize(lc*3);

		DVector<float>::Write vw=geometry.write();
		DVector<uint16_t>::Write iw=indices.write();


		DVector<Vector2>::Read lr=p_lines.read();

		const int POLY_HEIGHT = 16384;

		for(int i=0;i<lc/2;i++) {

			vw[i*12+0]=lr[i*2+0].x;
			vw[i*12+1]=lr[i*2+0].y;
			vw[i*12+2]=POLY_HEIGHT;

			vw[i*12+3]=lr[i*2+1].x;
			vw[i*12+4]=lr[i*2+1].y;
			vw[i*12+5]=POLY_HEIGHT;

			vw[i*12+6]=lr[i*2+1].x;
			vw[i*12+7]=lr[i*2+1].y;
			vw[i*12+8]=-POLY_HEIGHT;

			vw[i*12+9]=lr[i*2+0].x;
			vw[i*12+10]=lr[i*2+0].y;
			vw[i*12+11]=-POLY_HEIGHT;

			iw[i*6+0]=i*4+0;
			iw[i*6+1]=i*4+1;
			iw[i*6+2]=i*4+2;

			iw[i*6+3]=i*4+2;
			iw[i*6+4]=i*4+3;
			iw[i*6+5]=i*4+0;

		}

		//if same buffer len is being set, just use BufferSubData to avoid a pipeline flush


		if (!co->vertex_id) {
			glGenBuffers(1,&co->vertex_id);
			glBindBuffer(GL_ARRAY_BUFFER,co->vertex_id);
			glBufferData(GL_ARRAY_BUFFER,lc*6*sizeof(real_t),vw.ptr(),GL_STATIC_DRAW);
		} else {

			glBindBuffer(GL_ARRAY_BUFFER,co->vertex_id);
			glBufferSubData(GL_ARRAY_BUFFER,0,lc*6*sizeof(real_t),vw.ptr());

		}

		glBindBuffer(GL_ARRAY_BUFFER,0); //unbind

		if (!co->index_id) {

			glGenBuffers(1,&co->index_id);
			glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,co->index_id);
			glBufferData(GL_ELEMENT_ARRAY_BUFFER,lc*3*sizeof(uint16_t),iw.ptr(),GL_STATIC_DRAW);
		} else {


			glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,co->index_id);
			glBufferSubData(GL_ELEMENT_ARRAY_BUFFER,0,lc*3*sizeof(uint16_t),iw.ptr());
		}

		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0); //unbind

		co->len=lc;

	}

}

VS::InstanceType RasterizerStorageGLES3::get_base_type(RID p_rid) const {

	if (mesh_owner.owns(p_rid)) {
		return VS::INSTANCE_MESH;
	}
	if (light_owner.owns(p_rid)) {
		return VS::INSTANCE_LIGHT;
	}

	return VS::INSTANCE_NONE;
}

bool RasterizerStorageGLES3::free(RID p_rid){

	if (render_target_owner.owns(p_rid)) {

		RenderTarget *rt = render_target_owner.getornull(p_rid);
		_render_target_clear(rt);
		Texture *t=texture_owner.get(rt->texture);
		texture_owner.free(rt->texture);
		memdelete(t);
		render_target_owner.free(p_rid);
		memdelete(rt);

	} else if (texture_owner.owns(p_rid)) {
		// delete the texture
		Texture *texture = texture_owner.get(p_rid);
		ERR_FAIL_COND_V(texture->render_target,true); //cant free the render target texture, dude
		info.texture_mem-=texture->total_data_size;
		texture_owner.free(p_rid);
		memdelete(texture);

	} else if (shader_owner.owns(p_rid)) {

		// delete the texture
		Shader *shader = shader_owner.get(p_rid);

		if (shader->shader)
			shader->shader->free_custom_shader(shader->custom_code_id);

		if (shader->dirty_list.in_list())
			_shader_dirty_list.remove(&shader->dirty_list);

		while (shader->materials.first()) {

			Material *mat = shader->materials.first()->self();

			mat->shader=NULL;
			_material_make_dirty(mat);

			shader->materials.remove( shader->materials.first() );
		}

		//material_shader.free_custom_shader(shader->custom_code_id);
		shader_owner.free(p_rid);
		memdelete(shader);

	} else if (material_owner.owns(p_rid)) {

		// delete the texture
		Material *material = material_owner.get(p_rid);

		if (material->shader) {
			material->shader->materials.remove( & material->list );
		}

		if (material->ubo_id) {
			glDeleteBuffers(1,&material->ubo_id);
		}

		material_owner.free(p_rid);
		memdelete(material);

	} else if (mesh_owner.owns(p_rid)) {

		// delete the texture
		Mesh *mesh = mesh_owner.get(p_rid);

		mesh_clear(p_rid);

		mesh_owner.free(p_rid);
		memdelete(mesh);

	} else if (light_owner.owns(p_rid)) {

		// delete the texture
		Light *light = light_owner.get(p_rid);

		light_owner.free(p_rid);
		memdelete(light);

	} else if (canvas_occluder_owner.owns(p_rid)) {


		CanvasOccluder *co = canvas_occluder_owner.get(p_rid);
		if (co->index_id)
			glDeleteBuffers(1,&co->index_id);
		if (co->vertex_id)
			glDeleteBuffers(1,&co->vertex_id);

		canvas_occluder_owner.free(p_rid);
		memdelete(co);

	} else if (canvas_light_shadow_owner.owns(p_rid)) {

		CanvasLightShadow *cls = canvas_light_shadow_owner.get(p_rid);
		glDeleteFramebuffers(1,&cls->fbo);
		glDeleteRenderbuffers(1,&cls->depth);
		glDeleteTextures(1,&cls->distance);
		canvas_light_shadow_owner.free(p_rid);
		memdelete(cls);
	} else {
		return false;
	}

	return true;
}

////////////////////////////////////////////


void RasterizerStorageGLES3::initialize() {

	config.render_arch=RENDER_ARCH_DESKTOP;
	//config.fbo_deferred=int(Globals::get_singleton()->get("rendering/gles3/lighting_technique"));

	config.system_fbo=0;


	//// extensions config
	///

	{
		Vector<String> ext= String((const char*)glGetString( GL_EXTENSIONS )).split(" ",false);
		for(int i=0;i<ext.size();i++) {
			config.extensions.insert(ext[i]);
		}
	}

	config.shrink_textures_x2=false;
	config.use_fast_texture_filter=int(Globals::get_singleton()->get("rendering/gles3/use_nearest_mipmap_filter"));
	config.use_anisotropic_filter = config.extensions.has("GL_EXT_texture_filter_anisotropic");

	config.s3tc_supported=config.extensions.has("GL_EXT_texture_compression_dxt1") || config.extensions.has("GL_EXT_texture_compression_s3tc") || config.extensions.has("WEBGL_compressed_texture_s3tc");
	config.etc_supported=config.extensions.has("GL_OES_compressed_ETC1_RGB8_texture");
	config.latc_supported=config.extensions.has("GL_EXT_texture_compression_latc");
	config.bptc_supported=config.extensions.has("GL_ARB_texture_compression_bptc");
#ifdef GLEW_ENABLED
	config.etc2_supported=false;
#else
	config.etc2_supported=true;
#endif
	config.pvrtc_supported=config.extensions.has("GL_IMG_texture_compression_pvrtc");
	config.srgb_decode_supported=config.extensions.has("GL_EXT_texture_sRGB_decode");



	config.anisotropic_level=1.0;
	config.use_anisotropic_filter=config.extensions.has("GL_EXT_texture_filter_anisotropic");
	if (config.use_anisotropic_filter) {
		glGetFloatv(_GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,&config.anisotropic_level);
		config.anisotropic_level=MIN(int(Globals::get_singleton()->get("rendering/gles3/anisotropic_filter_level")),config.anisotropic_level);
	}


	frame.clear_request=false;

	shaders.copy.init();

	{
		//default textures


		glGenTextures(1, &resources.white_tex);
		unsigned char whitetexdata[8*8*3];
		for(int i=0;i<8*8*3;i++) {
			whitetexdata[i]=255;
		}

		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D,resources.white_tex);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 8, 8, 0, GL_RGB, GL_UNSIGNED_BYTE,whitetexdata);
		glGenerateMipmap(GL_TEXTURE_2D);
		glBindTexture(GL_TEXTURE_2D,0);

		glGenTextures(1, &resources.black_tex);
		unsigned char blacktexdata[8*8*3];
		for(int i=0;i<8*8;i++) {
			blacktexdata[i]=0;
		}

		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D,resources.black_tex);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 8, 8, 0, GL_RGB, GL_UNSIGNED_BYTE,blacktexdata);
		glGenerateMipmap(GL_TEXTURE_2D);
		glBindTexture(GL_TEXTURE_2D,0);

		glGenTextures(1, &resources.normal_tex);
		unsigned char normaltexdata[8*8*3];
		for(int i=0;i<8*8*3;i+=3) {
			normaltexdata[i+0]=128;
			normaltexdata[i+1]=128;
			normaltexdata[i+2]=255;
		}

		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D,resources.normal_tex);
		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 8, 8, 0, GL_RGB, GL_UNSIGNED_BYTE,normaltexdata);
		glGenerateMipmap(GL_TEXTURE_2D);
		glBindTexture(GL_TEXTURE_2D,0);

	}

	glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS,&config.max_texture_image_units);
	glGetIntegerv(GL_MAX_TEXTURE_SIZE,&config.max_texture_size);

#ifdef GLEW_ENABLED
	config.use_rgba_2d_shadows=false;
#else
	config.use_rgba_2d_shadows=true;
#endif


	//generic quadie for copying

	{
		//quad buffers

		glGenBuffers(1,&resources.quadie);
		glBindBuffer(GL_ARRAY_BUFFER,resources.quadie);
		{
			const float qv[16]={
				-1,-1,
				 0, 0,
				-1, 1,
				 0, 1,
				 1, 1,
				 1, 1,
				 1,-1,
				 1, 0,
			};

			glBufferData(GL_ARRAY_BUFFER,sizeof(float)*16,qv,GL_STATIC_DRAW);
		}

		glBindBuffer(GL_ARRAY_BUFFER,0); //unbind


		glGenVertexArrays(1,&resources.quadie_array);
		glBindVertexArray(resources.quadie_array);
		glBindBuffer(GL_ARRAY_BUFFER,resources.quadie);
		glVertexAttribPointer(VS::ARRAY_VERTEX,2,GL_FLOAT,GL_FALSE,sizeof(float)*4,0);
		glEnableVertexAttribArray(0);
		glVertexAttribPointer(VS::ARRAY_TEX_UV,2,GL_FLOAT,GL_FALSE,sizeof(float)*4,((uint8_t*)NULL)+8);
		glEnableVertexAttribArray(4);
		glBindVertexArray(0);
		glBindBuffer(GL_ARRAY_BUFFER,0); //unbind
	}

	shaders.cubemap_filter.init();

	glEnable(_EXT_TEXTURE_CUBE_MAP_SEAMLESS);
}

void RasterizerStorageGLES3::finalize() {

	glDeleteTextures(1, &resources.white_tex);
	glDeleteTextures(1, &resources.black_tex);
	glDeleteTextures(1, &resources.normal_tex);

}


RasterizerStorageGLES3::RasterizerStorageGLES3()
{

}