239 lines
6.2 KiB
C++
239 lines
6.2 KiB
C++
#ifndef RASTERIZERSCENEGLES3_H
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#define RASTERIZERSCENEGLES3_H
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#include "rasterizer_storage_gles3.h"
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#include "drivers/gles3/shaders/scene.glsl.h"
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class RasterizerSceneGLES3 : public RasterizerScene {
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public:
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uint64_t render_pass;
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uint32_t current_material_index;
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uint32_t current_geometry_index;
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RID default_material;
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RID default_shader;
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RasterizerStorageGLES3 *storage;
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struct State {
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bool current_depth_test;
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bool current_depth_mask;
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bool texscreen_copied;
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int current_blend_mode;
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SceneShaderGLES3 scene_shader;
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struct SceneDataUBO {
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float projection_matrix[16];
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float camera_inverse_matrix[16];
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float camera_matrix[16];
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float time[4];
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float ambient_light[4];
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} ubo_data;
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GLuint scene_ubo;
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GLuint skybox_verts;
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GLuint skybox_array;
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} state;
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/* ENVIRONMENT API */
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struct Environment : public RID_Data {
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VS::EnvironmentBG bg_mode;
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RID skybox_color;
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RID skybox_radiance;
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RID skybox_irradiance;
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float skybox_scale;
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Color bg_color;
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float energy;
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float skybox_ambient;
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Color ambient_color;
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float ambient_anergy;
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float ambient_skybox_energy;
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int canvas_max_layer;
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Environment() {
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bg_mode=VS::ENV_BG_CLEAR_COLOR;
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skybox_scale=1.0;
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energy=1.0;
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skybox_ambient=0;
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ambient_anergy=1.0;
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ambient_skybox_energy=0.0;
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canvas_max_layer=0;
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}
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};
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RID_Owner<Environment> environment_owner;
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virtual RID environment_create();
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virtual void environment_set_background(RID p_env,VS::EnvironmentBG p_bg);
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virtual void environment_set_skybox(RID p_env,RID p_skybox,int p_radiance_size,int p_irradiance_size);
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virtual void environment_set_skybox_scale(RID p_env,float p_scale);
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virtual void environment_set_bg_color(RID p_env,const Color& p_color);
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virtual void environment_set_bg_energy(RID p_env,float p_energy);
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virtual void environment_set_canvas_max_layer(RID p_env,int p_max_layer);
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virtual void environment_set_ambient_light(RID p_env,const Color& p_color,float p_energy=1.0,float p_skybox_energy=0.0);
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virtual void environment_set_glow(RID p_env,bool p_enable,int p_radius,float p_intensity,float p_strength,float p_bloom_treshold,VS::EnvironmentGlowBlendMode p_blend_mode);
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virtual void environment_set_fog(RID p_env,bool p_enable,float p_begin,float p_end,RID p_gradient_texture);
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virtual void environment_set_tonemap(RID p_env,bool p_enable,float p_exposure,float p_white,float p_min_luminance,float p_max_luminance,float p_auto_exp_speed,VS::EnvironmentToneMapper p_tone_mapper);
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virtual void environment_set_brightness(RID p_env,bool p_enable,float p_brightness);
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virtual void environment_set_contrast(RID p_env,bool p_enable,float p_contrast);
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virtual void environment_set_saturation(RID p_env,bool p_enable,float p_saturation);
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virtual void environment_set_color_correction(RID p_env,bool p_enable,RID p_ramp);
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/* RENDER LIST */
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struct RenderList {
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enum {
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DEFAULT_MAX_ELEMENTS=65536,
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MAX_LIGHTS=4,
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SORT_FLAG_SKELETON=1,
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SORT_FLAG_INSTANCING=2,
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SORT_KEY_DEPTH_LAYER_SHIFT=58,
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SORT_KEY_LIGHT_TYPE_SHIFT=54, //type is most important
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SORT_KEY_LIGHT_INDEX_SHIFT=38, //type is most important
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SORT_KEY_MATERIAL_INDEX_SHIFT=22,
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SORT_KEY_GEOMETRY_INDEX_SHIFT=6,
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SORT_KEY_GEOMETRY_TYPE_SHIFT=2,
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SORT_KEY_SKELETON_FLAG=2,
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SORT_KEY_MIRROR_FLAG=1
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};
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int max_elements;
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struct Element {
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RasterizerScene::InstanceBase *instance;
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RasterizerStorageGLES3::Geometry *geometry;
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RasterizerStorageGLES3::Material *material;
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RasterizerStorageGLES3::GeometryOwner *owner;
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uint64_t sort_key;
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bool *additive_ptr;
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bool additive;
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};
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Element *_elements;
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Element **elements;
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int element_count;
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int alpha_element_count;
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void clear() {
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element_count=0;
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alpha_element_count=0;
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}
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//should eventually be replaced by radix
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struct SortByKey {
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_FORCE_INLINE_ bool operator()(const Element* A, const Element* B ) const {
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return A->sort_key < B->sort_key;
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}
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};
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void sort_by_key(bool p_alpha) {
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SortArray<Element*,SortByKey> sorter;
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if (p_alpha) {
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sorter.sort(&elements[max_elements-alpha_element_count-1],alpha_element_count);
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} else {
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sorter.sort(elements,element_count);
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}
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}
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_FORCE_INLINE_ Element* add_element() {
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if (element_count+alpha_element_count>=max_elements)
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return NULL;
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elements[element_count]=&_elements[element_count];
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return elements[element_count++];
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}
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_FORCE_INLINE_ Element* add_alpha_element() {
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if (element_count+alpha_element_count>=max_elements)
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return NULL;
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int idx = max_elements-alpha_element_count-1;
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elements[idx]=&_elements[idx];
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alpha_element_count++;
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return elements[idx];
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}
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void init() {
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element_count = 0;
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alpha_element_count =0;
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elements=memnew_arr(Element*,max_elements);
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_elements=memnew_arr(Element,max_elements);
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for (int i=0;i<max_elements;i++)
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elements[i]=&_elements[i]; // assign elements
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}
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RenderList() {
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max_elements=DEFAULT_MAX_ELEMENTS;
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}
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~RenderList() {
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memdelete_arr(elements);
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memdelete_arr(_elements);
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}
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};
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RenderList render_list;
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_FORCE_INLINE_ bool _setup_material(RasterizerStorageGLES3::Material* p_material,bool p_alpha_pass);
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_FORCE_INLINE_ void _setup_geometry(RenderList::Element *e);
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_FORCE_INLINE_ void _render_geometry(RenderList::Element *e);
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void _render_list(RenderList::Element **p_elements, int p_element_count, const Transform& p_view_transform, const CameraMatrix& p_projection, bool p_reverse_cull, bool p_alpha_pass);
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virtual RID light_instance_create(RID p_light);
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virtual void light_instance_set_transform(RID p_light_instance,const Transform& p_transform);
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_FORCE_INLINE_ void _add_geometry( RasterizerStorageGLES3::Geometry* p_geometry, InstanceBase *p_instance, RasterizerStorageGLES3::GeometryOwner *p_owner,int p_material);
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void _draw_skybox(RID p_skybox, CameraMatrix& p_projection, const Transform& p_transform, bool p_vflip, float p_scale);
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virtual void render_scene(const Transform& p_cam_transform,CameraMatrix& p_cam_projection,bool p_cam_ortogonal,InstanceBase** p_cull_result,int p_cull_count,RID* p_light_cull_result,int p_light_cull_count,RID* p_directional_lights,int p_directional_light_count,RID p_environment);
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virtual bool free(RID p_rid);
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void initialize();
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void finalize();
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RasterizerSceneGLES3();
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};
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#endif // RASTERIZERSCENEGLES3_H
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