godot/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp

2688 lines
98 KiB
C++

/*************************************************************************/
/* renderer_canvas_render_rd.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "renderer_canvas_render_rd.h"
#include "core/config/project_settings.h"
#include "core/math/geometry_2d.h"
#include "core/math/math_funcs.h"
#include "renderer_compositor_rd.h"
void RendererCanvasRenderRD::_update_transform_2d_to_mat4(const Transform2D &p_transform, float *p_mat4) {
p_mat4[0] = p_transform.elements[0][0];
p_mat4[1] = p_transform.elements[0][1];
p_mat4[2] = 0;
p_mat4[3] = 0;
p_mat4[4] = p_transform.elements[1][0];
p_mat4[5] = p_transform.elements[1][1];
p_mat4[6] = 0;
p_mat4[7] = 0;
p_mat4[8] = 0;
p_mat4[9] = 0;
p_mat4[10] = 1;
p_mat4[11] = 0;
p_mat4[12] = p_transform.elements[2][0];
p_mat4[13] = p_transform.elements[2][1];
p_mat4[14] = 0;
p_mat4[15] = 1;
}
void RendererCanvasRenderRD::_update_transform_2d_to_mat2x4(const Transform2D &p_transform, float *p_mat2x4) {
p_mat2x4[0] = p_transform.elements[0][0];
p_mat2x4[1] = p_transform.elements[1][0];
p_mat2x4[2] = 0;
p_mat2x4[3] = p_transform.elements[2][0];
p_mat2x4[4] = p_transform.elements[0][1];
p_mat2x4[5] = p_transform.elements[1][1];
p_mat2x4[6] = 0;
p_mat2x4[7] = p_transform.elements[2][1];
}
void RendererCanvasRenderRD::_update_transform_2d_to_mat2x3(const Transform2D &p_transform, float *p_mat2x3) {
p_mat2x3[0] = p_transform.elements[0][0];
p_mat2x3[1] = p_transform.elements[0][1];
p_mat2x3[2] = p_transform.elements[1][0];
p_mat2x3[3] = p_transform.elements[1][1];
p_mat2x3[4] = p_transform.elements[2][0];
p_mat2x3[5] = p_transform.elements[2][1];
}
void RendererCanvasRenderRD::_update_transform_to_mat4(const Transform &p_transform, float *p_mat4) {
p_mat4[0] = p_transform.basis.elements[0][0];
p_mat4[1] = p_transform.basis.elements[1][0];
p_mat4[2] = p_transform.basis.elements[2][0];
p_mat4[3] = 0;
p_mat4[4] = p_transform.basis.elements[0][1];
p_mat4[5] = p_transform.basis.elements[1][1];
p_mat4[6] = p_transform.basis.elements[2][1];
p_mat4[7] = 0;
p_mat4[8] = p_transform.basis.elements[0][2];
p_mat4[9] = p_transform.basis.elements[1][2];
p_mat4[10] = p_transform.basis.elements[2][2];
p_mat4[11] = 0;
p_mat4[12] = p_transform.origin.x;
p_mat4[13] = p_transform.origin.y;
p_mat4[14] = p_transform.origin.z;
p_mat4[15] = 1;
}
RendererCanvasRender::PolygonID RendererCanvasRenderRD::request_polygon(const Vector<int> &p_indices, const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs, const Vector<int> &p_bones, const Vector<float> &p_weights) {
// Care must be taken to generate array formats
// in ways where they could be reused, so we will
// put single-occuring elements first, and repeated
// elements later. This way the generated formats are
// the same no matter the length of the arrays.
// This dramatically reduces the amount of pipeline objects
// that need to be created for these formats.
uint32_t vertex_count = p_points.size();
uint32_t stride = 2; //vertices always repeat
if ((uint32_t)p_colors.size() == vertex_count || p_colors.size() == 1) {
stride += 4;
}
if ((uint32_t)p_uvs.size() == vertex_count) {
stride += 2;
}
if ((uint32_t)p_bones.size() == vertex_count * 4 && (uint32_t)p_weights.size() == vertex_count * 4) {
stride += 4;
}
uint32_t buffer_size = stride * p_points.size();
Vector<uint8_t> polygon_buffer;
polygon_buffer.resize(buffer_size * sizeof(float));
Vector<RD::VertexAttribute> descriptions;
descriptions.resize(5);
Vector<RID> buffers;
buffers.resize(5);
{
const uint8_t *r = polygon_buffer.ptr();
float *fptr = (float *)r;
uint32_t *uptr = (uint32_t *)r;
uint32_t base_offset = 0;
{ //vertices
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32_SFLOAT;
vd.offset = base_offset * sizeof(float);
vd.location = RS::ARRAY_VERTEX;
vd.stride = stride * sizeof(float);
descriptions.write[0] = vd;
const Vector2 *points_ptr = p_points.ptr();
for (uint32_t i = 0; i < vertex_count; i++) {
fptr[base_offset + i * stride + 0] = points_ptr[i].x;
fptr[base_offset + i * stride + 1] = points_ptr[i].y;
}
base_offset += 2;
}
//colors
if ((uint32_t)p_colors.size() == vertex_count || p_colors.size() == 1) {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32B32A32_SFLOAT;
vd.offset = base_offset * sizeof(float);
vd.location = RS::ARRAY_COLOR;
vd.stride = stride * sizeof(float);
descriptions.write[1] = vd;
if (p_colors.size() == 1) {
Color color = p_colors[0];
for (uint32_t i = 0; i < vertex_count; i++) {
fptr[base_offset + i * stride + 0] = color.r;
fptr[base_offset + i * stride + 1] = color.g;
fptr[base_offset + i * stride + 2] = color.b;
fptr[base_offset + i * stride + 3] = color.a;
}
} else {
const Color *color_ptr = p_colors.ptr();
for (uint32_t i = 0; i < vertex_count; i++) {
fptr[base_offset + i * stride + 0] = color_ptr[i].r;
fptr[base_offset + i * stride + 1] = color_ptr[i].g;
fptr[base_offset + i * stride + 2] = color_ptr[i].b;
fptr[base_offset + i * stride + 3] = color_ptr[i].a;
}
}
base_offset += 4;
} else {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32B32A32_SFLOAT;
vd.offset = 0;
vd.location = RS::ARRAY_COLOR;
vd.stride = 0;
descriptions.write[1] = vd;
buffers.write[1] = storage->mesh_get_default_rd_buffer(RendererStorageRD::DEFAULT_RD_BUFFER_COLOR);
}
//uvs
if ((uint32_t)p_uvs.size() == vertex_count) {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32_SFLOAT;
vd.offset = base_offset * sizeof(float);
vd.location = RS::ARRAY_TEX_UV;
vd.stride = stride * sizeof(float);
descriptions.write[2] = vd;
const Vector2 *uv_ptr = p_uvs.ptr();
for (uint32_t i = 0; i < vertex_count; i++) {
fptr[base_offset + i * stride + 0] = uv_ptr[i].x;
fptr[base_offset + i * stride + 1] = uv_ptr[i].y;
}
base_offset += 2;
} else {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32_SFLOAT;
vd.offset = 0;
vd.location = RS::ARRAY_TEX_UV;
vd.stride = 0;
descriptions.write[2] = vd;
buffers.write[2] = storage->mesh_get_default_rd_buffer(RendererStorageRD::DEFAULT_RD_BUFFER_TEX_UV);
}
//bones
if ((uint32_t)p_indices.size() == vertex_count * 4 && (uint32_t)p_weights.size() == vertex_count * 4) {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R16G16B16A16_UINT;
vd.offset = base_offset * sizeof(float);
vd.location = RS::ARRAY_BONES;
vd.stride = stride * sizeof(float);
descriptions.write[3] = vd;
const int *bone_ptr = p_bones.ptr();
for (uint32_t i = 0; i < vertex_count; i++) {
uint16_t *bone16w = (uint16_t *)&uptr[base_offset + i * stride];
bone16w[0] = bone_ptr[i * 4 + 0];
bone16w[1] = bone_ptr[i * 4 + 1];
bone16w[2] = bone_ptr[i * 4 + 2];
bone16w[3] = bone_ptr[i * 4 + 3];
}
base_offset += 2;
} else {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32B32A32_UINT;
vd.offset = 0;
vd.location = RS::ARRAY_BONES;
vd.stride = 0;
descriptions.write[3] = vd;
buffers.write[3] = storage->mesh_get_default_rd_buffer(RendererStorageRD::DEFAULT_RD_BUFFER_BONES);
}
//weights
if ((uint32_t)p_weights.size() == vertex_count * 4) {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R16G16B16A16_UNORM;
vd.offset = base_offset * sizeof(float);
vd.location = RS::ARRAY_WEIGHTS;
vd.stride = stride * sizeof(float);
descriptions.write[4] = vd;
const float *weight_ptr = p_weights.ptr();
for (uint32_t i = 0; i < vertex_count; i++) {
uint16_t *weight16w = (uint16_t *)&uptr[base_offset + i * stride];
weight16w[0] = CLAMP(weight_ptr[i * 4 + 0] * 65535, 0, 65535);
weight16w[1] = CLAMP(weight_ptr[i * 4 + 1] * 65535, 0, 65535);
weight16w[2] = CLAMP(weight_ptr[i * 4 + 2] * 65535, 0, 65535);
weight16w[3] = CLAMP(weight_ptr[i * 4 + 3] * 65535, 0, 65535);
}
base_offset += 2;
} else {
RD::VertexAttribute vd;
vd.format = RD::DATA_FORMAT_R32G32B32A32_SFLOAT;
vd.offset = 0;
vd.location = RS::ARRAY_WEIGHTS;
vd.stride = 0;
descriptions.write[4] = vd;
buffers.write[4] = storage->mesh_get_default_rd_buffer(RendererStorageRD::DEFAULT_RD_BUFFER_BONES);
}
//check that everything is as it should be
ERR_FAIL_COND_V(base_offset != stride, 0); //bug
}
RD::VertexFormatID vertex_id = RD::get_singleton()->vertex_format_create(descriptions);
ERR_FAIL_COND_V(vertex_id == RD::INVALID_ID, 0);
PolygonBuffers pb;
pb.vertex_buffer = RD::get_singleton()->vertex_buffer_create(polygon_buffer.size(), polygon_buffer);
for (int i = 0; i < descriptions.size(); i++) {
if (buffers[i] == RID()) { //if put in vertex, use as vertex
buffers.write[i] = pb.vertex_buffer;
}
}
pb.vertex_array = RD::get_singleton()->vertex_array_create(p_points.size(), vertex_id, buffers);
if (p_indices.size()) {
//create indices, as indices were requested
Vector<uint8_t> index_buffer;
index_buffer.resize(p_indices.size() * sizeof(int32_t));
{
uint8_t *w = index_buffer.ptrw();
memcpy(w, p_indices.ptr(), sizeof(int32_t) * p_indices.size());
}
pb.index_buffer = RD::get_singleton()->index_buffer_create(p_indices.size(), RD::INDEX_BUFFER_FORMAT_UINT32, index_buffer);
pb.indices = RD::get_singleton()->index_array_create(pb.index_buffer, 0, p_indices.size());
}
pb.vertex_format_id = vertex_id;
PolygonID id = polygon_buffers.last_id++;
polygon_buffers.polygons[id] = pb;
return id;
}
void RendererCanvasRenderRD::free_polygon(PolygonID p_polygon) {
PolygonBuffers *pb_ptr = polygon_buffers.polygons.getptr(p_polygon);
ERR_FAIL_COND(!pb_ptr);
PolygonBuffers &pb = *pb_ptr;
if (pb.indices.is_valid()) {
RD::get_singleton()->free(pb.indices);
}
if (pb.index_buffer.is_valid()) {
RD::get_singleton()->free(pb.index_buffer);
}
RD::get_singleton()->free(pb.vertex_array);
RD::get_singleton()->free(pb.vertex_buffer);
polygon_buffers.polygons.erase(p_polygon);
}
////////////////////
void RendererCanvasRenderRD::_bind_canvas_texture(RD::DrawListID p_draw_list, RID p_texture, RS::CanvasItemTextureFilter p_base_filter, RS::CanvasItemTextureRepeat p_base_repeat, RID &r_last_texture, PushConstant &push_constant, Size2 &r_texpixel_size) {
if (p_texture == RID()) {
p_texture = default_canvas_texture;
}
if (r_last_texture == p_texture) {
return; //nothing to do, its the same
}
RID uniform_set;
Color specular_shininess;
Size2i size;
bool use_normal;
bool use_specular;
bool success = storage->canvas_texture_get_uniform_set(p_texture, p_base_filter, p_base_repeat, shader.default_version_rd_shader, CANVAS_TEXTURE_UNIFORM_SET, uniform_set, size, specular_shininess, use_normal, use_specular);
//something odd happened
if (!success) {
_bind_canvas_texture(p_draw_list, default_canvas_texture, p_base_filter, p_base_repeat, r_last_texture, push_constant, r_texpixel_size);
return;
}
RD::get_singleton()->draw_list_bind_uniform_set(p_draw_list, uniform_set, CANVAS_TEXTURE_UNIFORM_SET);
if (specular_shininess.a < 0.999) {
push_constant.flags |= FLAGS_DEFAULT_SPECULAR_MAP_USED;
} else {
push_constant.flags &= ~FLAGS_DEFAULT_SPECULAR_MAP_USED;
}
if (use_normal) {
push_constant.flags |= FLAGS_DEFAULT_NORMAL_MAP_USED;
} else {
push_constant.flags &= ~FLAGS_DEFAULT_NORMAL_MAP_USED;
}
push_constant.specular_shininess = uint32_t(CLAMP(specular_shininess.a * 255.0, 0, 255)) << 24;
push_constant.specular_shininess |= uint32_t(CLAMP(specular_shininess.b * 255.0, 0, 255)) << 16;
push_constant.specular_shininess |= uint32_t(CLAMP(specular_shininess.g * 255.0, 0, 255)) << 8;
push_constant.specular_shininess |= uint32_t(CLAMP(specular_shininess.r * 255.0, 0, 255));
r_texpixel_size.x = 1.0 / float(size.x);
r_texpixel_size.y = 1.0 / float(size.y);
push_constant.color_texture_pixel_size[0] = r_texpixel_size.x;
push_constant.color_texture_pixel_size[1] = r_texpixel_size.y;
r_last_texture = p_texture;
}
void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, const Item *p_item, RD::FramebufferFormatID p_framebuffer_format, const Transform2D &p_canvas_transform_inverse, Item *&current_clip, Light *p_lights, PipelineVariants *p_pipeline_variants) {
//create an empty push constant
RS::CanvasItemTextureFilter current_filter = default_filter;
RS::CanvasItemTextureRepeat current_repeat = default_repeat;
if (p_item->texture_filter != RS::CANVAS_ITEM_TEXTURE_FILTER_DEFAULT) {
current_filter = p_item->texture_filter;
}
if (p_item->texture_repeat != RS::CANVAS_ITEM_TEXTURE_REPEAT_DEFAULT) {
current_repeat = p_item->texture_repeat;
}
PushConstant push_constant;
Transform2D base_transform = p_canvas_transform_inverse * p_item->final_transform;
_update_transform_2d_to_mat2x3(base_transform, push_constant.world);
Color base_color = p_item->final_modulate;
for (int i = 0; i < 4; i++) {
push_constant.modulation[i] = 0;
push_constant.ninepatch_margins[i] = 0;
push_constant.src_rect[i] = 0;
push_constant.dst_rect[i] = 0;
}
push_constant.flags = 0;
push_constant.color_texture_pixel_size[0] = 0;
push_constant.color_texture_pixel_size[1] = 0;
push_constant.pad[0] = 0;
push_constant.pad[1] = 0;
push_constant.lights[0] = 0;
push_constant.lights[1] = 0;
push_constant.lights[2] = 0;
push_constant.lights[3] = 0;
uint32_t base_flags = 0;
uint16_t light_count = 0;
PipelineLightMode light_mode;
{
Light *light = p_lights;
while (light) {
if (light->render_index_cache >= 0 && p_item->light_mask & light->item_mask && p_item->z_final >= light->z_min && p_item->z_final <= light->z_max && p_item->global_rect_cache.intersects_transformed(light->xform_cache, light->rect_cache)) {
uint32_t light_index = light->render_index_cache;
push_constant.lights[light_count >> 2] |= light_index << ((light_count & 3) * 8);
light_count++;
if (light_count == MAX_LIGHTS_PER_ITEM) {
break;
}
}
light = light->next_ptr;
}
base_flags |= light_count << FLAGS_LIGHT_COUNT_SHIFT;
}
light_mode = (light_count > 0 || using_directional_lights) ? PIPELINE_LIGHT_MODE_ENABLED : PIPELINE_LIGHT_MODE_DISABLED;
PipelineVariants *pipeline_variants = p_pipeline_variants;
bool reclip = false;
RID last_texture;
Size2 texpixel_size;
const Item::Command *c = p_item->commands;
while (c) {
push_constant.flags = base_flags | (push_constant.flags & (FLAGS_DEFAULT_NORMAL_MAP_USED | FLAGS_DEFAULT_SPECULAR_MAP_USED)); //reset on each command for sanity, keep canvastexture binding config
switch (c->type) {
case Item::Command::TYPE_RECT: {
const Item::CommandRect *rect = static_cast<const Item::CommandRect *>(c);
//bind pipeline
{
RID pipeline = pipeline_variants->variants[light_mode][PIPELINE_VARIANT_QUAD].get_render_pipeline(RD::INVALID_ID, p_framebuffer_format);
RD::get_singleton()->draw_list_bind_render_pipeline(p_draw_list, pipeline);
}
//bind textures
_bind_canvas_texture(p_draw_list, rect->texture, current_filter, current_repeat, last_texture, push_constant, texpixel_size);
Rect2 src_rect;
Rect2 dst_rect;
if (rect->texture != RID()) {
src_rect = (rect->flags & CANVAS_RECT_REGION) ? Rect2(rect->source.position * texpixel_size, rect->source.size * texpixel_size) : Rect2(0, 0, 1, 1);
dst_rect = Rect2(rect->rect.position, rect->rect.size);
if (dst_rect.size.width < 0) {
dst_rect.position.x += dst_rect.size.width;
dst_rect.size.width *= -1;
}
if (dst_rect.size.height < 0) {
dst_rect.position.y += dst_rect.size.height;
dst_rect.size.height *= -1;
}
if (rect->flags & CANVAS_RECT_FLIP_H) {
src_rect.size.x *= -1;
}
if (rect->flags & CANVAS_RECT_FLIP_V) {
src_rect.size.y *= -1;
}
if (rect->flags & CANVAS_RECT_TRANSPOSE) {
dst_rect.size.x *= -1; // Encoding in the dst_rect.z uniform
}
if (rect->flags & CANVAS_RECT_CLIP_UV) {
push_constant.flags |= FLAGS_CLIP_RECT_UV;
}
} else {
dst_rect = Rect2(rect->rect.position, rect->rect.size);
if (dst_rect.size.width < 0) {
dst_rect.position.x += dst_rect.size.width;
dst_rect.size.width *= -1;
}
if (dst_rect.size.height < 0) {
dst_rect.position.y += dst_rect.size.height;
dst_rect.size.height *= -1;
}
src_rect = Rect2(0, 0, 1, 1);
}
push_constant.modulation[0] = rect->modulate.r * base_color.r;
push_constant.modulation[1] = rect->modulate.g * base_color.g;
push_constant.modulation[2] = rect->modulate.b * base_color.b;
push_constant.modulation[3] = rect->modulate.a * base_color.a;
push_constant.src_rect[0] = src_rect.position.x;
push_constant.src_rect[1] = src_rect.position.y;
push_constant.src_rect[2] = src_rect.size.width;
push_constant.src_rect[3] = src_rect.size.height;
push_constant.dst_rect[0] = dst_rect.position.x;
push_constant.dst_rect[1] = dst_rect.position.y;
push_constant.dst_rect[2] = dst_rect.size.width;
push_constant.dst_rect[3] = dst_rect.size.height;
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_bind_index_array(p_draw_list, shader.quad_index_array);
RD::get_singleton()->draw_list_draw(p_draw_list, true);
} break;
case Item::Command::TYPE_NINEPATCH: {
const Item::CommandNinePatch *np = static_cast<const Item::CommandNinePatch *>(c);
//bind pipeline
{
RID pipeline = pipeline_variants->variants[light_mode][PIPELINE_VARIANT_NINEPATCH].get_render_pipeline(RD::INVALID_ID, p_framebuffer_format);
RD::get_singleton()->draw_list_bind_render_pipeline(p_draw_list, pipeline);
}
//bind textures
_bind_canvas_texture(p_draw_list, np->texture, current_filter, current_repeat, last_texture, push_constant, texpixel_size);
Rect2 src_rect;
Rect2 dst_rect(np->rect.position.x, np->rect.position.y, np->rect.size.x, np->rect.size.y);
if (np->texture == RID()) {
texpixel_size = Size2(1, 1);
src_rect = Rect2(0, 0, 1, 1);
} else {
if (np->source != Rect2()) {
src_rect = Rect2(np->source.position.x * texpixel_size.width, np->source.position.y * texpixel_size.height, np->source.size.x * texpixel_size.width, np->source.size.y * texpixel_size.height);
push_constant.color_texture_pixel_size[0] = 1.0 / np->source.size.width;
push_constant.color_texture_pixel_size[1] = 1.0 / np->source.size.height;
} else {
src_rect = Rect2(0, 0, 1, 1);
}
}
push_constant.modulation[0] = np->color.r * base_color.r;
push_constant.modulation[1] = np->color.g * base_color.g;
push_constant.modulation[2] = np->color.b * base_color.b;
push_constant.modulation[3] = np->color.a * base_color.a;
push_constant.src_rect[0] = src_rect.position.x;
push_constant.src_rect[1] = src_rect.position.y;
push_constant.src_rect[2] = src_rect.size.width;
push_constant.src_rect[3] = src_rect.size.height;
push_constant.dst_rect[0] = dst_rect.position.x;
push_constant.dst_rect[1] = dst_rect.position.y;
push_constant.dst_rect[2] = dst_rect.size.width;
push_constant.dst_rect[3] = dst_rect.size.height;
push_constant.flags |= int(np->axis_x) << FLAGS_NINEPATCH_H_MODE_SHIFT;
push_constant.flags |= int(np->axis_y) << FLAGS_NINEPATCH_V_MODE_SHIFT;
if (np->draw_center) {
push_constant.flags |= FLAGS_NINEPACH_DRAW_CENTER;
}
push_constant.ninepatch_margins[0] = np->margin[SIDE_LEFT];
push_constant.ninepatch_margins[1] = np->margin[SIDE_TOP];
push_constant.ninepatch_margins[2] = np->margin[SIDE_RIGHT];
push_constant.ninepatch_margins[3] = np->margin[SIDE_BOTTOM];
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_bind_index_array(p_draw_list, shader.quad_index_array);
RD::get_singleton()->draw_list_draw(p_draw_list, true);
//restore if overrided
push_constant.color_texture_pixel_size[0] = texpixel_size.x;
push_constant.color_texture_pixel_size[1] = texpixel_size.y;
} break;
case Item::Command::TYPE_POLYGON: {
const Item::CommandPolygon *polygon = static_cast<const Item::CommandPolygon *>(c);
PolygonBuffers *pb = polygon_buffers.polygons.getptr(polygon->polygon.polygon_id);
ERR_CONTINUE(!pb);
//bind pipeline
{
static const PipelineVariant variant[RS::PRIMITIVE_MAX] = { PIPELINE_VARIANT_ATTRIBUTE_POINTS, PIPELINE_VARIANT_ATTRIBUTE_LINES, PIPELINE_VARIANT_ATTRIBUTE_LINES_STRIP, PIPELINE_VARIANT_ATTRIBUTE_TRIANGLES, PIPELINE_VARIANT_ATTRIBUTE_TRIANGLE_STRIP };
ERR_CONTINUE(polygon->primitive < 0 || polygon->primitive >= RS::PRIMITIVE_MAX);
RID pipeline = pipeline_variants->variants[light_mode][variant[polygon->primitive]].get_render_pipeline(pb->vertex_format_id, p_framebuffer_format);
RD::get_singleton()->draw_list_bind_render_pipeline(p_draw_list, pipeline);
}
if (polygon->primitive == RS::PRIMITIVE_LINES) {
//not supported in most hardware, so pointless
//RD::get_singleton()->draw_list_set_line_width(p_draw_list, polygon->line_width);
}
//bind textures
_bind_canvas_texture(p_draw_list, polygon->texture, current_filter, current_repeat, last_texture, push_constant, texpixel_size);
push_constant.modulation[0] = base_color.r;
push_constant.modulation[1] = base_color.g;
push_constant.modulation[2] = base_color.b;
push_constant.modulation[3] = base_color.a;
for (int j = 0; j < 4; j++) {
push_constant.src_rect[j] = 0;
push_constant.dst_rect[j] = 0;
push_constant.ninepatch_margins[j] = 0;
}
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_bind_vertex_array(p_draw_list, pb->vertex_array);
if (pb->indices.is_valid()) {
RD::get_singleton()->draw_list_bind_index_array(p_draw_list, pb->indices);
}
RD::get_singleton()->draw_list_draw(p_draw_list, pb->indices.is_valid());
} break;
case Item::Command::TYPE_PRIMITIVE: {
const Item::CommandPrimitive *primitive = static_cast<const Item::CommandPrimitive *>(c);
//bind pipeline
{
static const PipelineVariant variant[4] = { PIPELINE_VARIANT_PRIMITIVE_POINTS, PIPELINE_VARIANT_PRIMITIVE_LINES, PIPELINE_VARIANT_PRIMITIVE_TRIANGLES, PIPELINE_VARIANT_PRIMITIVE_TRIANGLES };
ERR_CONTINUE(primitive->point_count == 0 || primitive->point_count > 4);
RID pipeline = pipeline_variants->variants[light_mode][variant[primitive->point_count - 1]].get_render_pipeline(RD::INVALID_ID, p_framebuffer_format);
RD::get_singleton()->draw_list_bind_render_pipeline(p_draw_list, pipeline);
}
//bind textures
_bind_canvas_texture(p_draw_list, RID(), current_filter, current_repeat, last_texture, push_constant, texpixel_size);
RD::get_singleton()->draw_list_bind_index_array(p_draw_list, primitive_arrays.index_array[MIN(3, primitive->point_count) - 1]);
for (uint32_t j = 0; j < MIN(3, primitive->point_count); j++) {
push_constant.points[j * 2 + 0] = primitive->points[j].x;
push_constant.points[j * 2 + 1] = primitive->points[j].y;
push_constant.uvs[j * 2 + 0] = primitive->uvs[j].x;
push_constant.uvs[j * 2 + 1] = primitive->uvs[j].y;
Color col = primitive->colors[j] * base_color;
push_constant.colors[j * 2 + 0] = (uint32_t(Math::make_half_float(col.g)) << 16) | Math::make_half_float(col.r);
push_constant.colors[j * 2 + 1] = (uint32_t(Math::make_half_float(col.a)) << 16) | Math::make_half_float(col.b);
}
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_draw(p_draw_list, true);
if (primitive->point_count == 4) {
for (uint32_t j = 1; j < 3; j++) {
//second half of triangle
push_constant.points[j * 2 + 0] = primitive->points[j + 1].x;
push_constant.points[j * 2 + 1] = primitive->points[j + 1].y;
push_constant.uvs[j * 2 + 0] = primitive->uvs[j + 1].x;
push_constant.uvs[j * 2 + 1] = primitive->uvs[j + 1].y;
Color col = primitive->colors[j + 1] * base_color;
push_constant.colors[j * 2 + 0] = (uint32_t(Math::make_half_float(col.g)) << 16) | Math::make_half_float(col.r);
push_constant.colors[j * 2 + 1] = (uint32_t(Math::make_half_float(col.a)) << 16) | Math::make_half_float(col.b);
}
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_draw(p_draw_list, true);
}
} break;
case Item::Command::TYPE_MESH:
case Item::Command::TYPE_MULTIMESH:
case Item::Command::TYPE_PARTICLES: {
RID mesh;
RID mesh_instance;
RID texture;
Color modulate(1, 1, 1, 1);
float world_backup[6];
int instance_count = 1;
for (int j = 0; j < 6; j++) {
world_backup[j] = push_constant.world[j];
}
if (c->type == Item::Command::TYPE_MESH) {
const Item::CommandMesh *m = static_cast<const Item::CommandMesh *>(c);
mesh = m->mesh;
mesh_instance = m->mesh_instance;
texture = m->texture;
modulate = m->modulate;
_update_transform_2d_to_mat2x3(base_transform * m->transform, push_constant.world);
} else if (c->type == Item::Command::TYPE_MULTIMESH) {
const Item::CommandMultiMesh *mm = static_cast<const Item::CommandMultiMesh *>(c);
RID multimesh = mm->multimesh;
mesh = storage->multimesh_get_mesh(multimesh);
texture = mm->texture;
if (storage->multimesh_get_transform_format(multimesh) != RS::MULTIMESH_TRANSFORM_2D) {
break;
}
instance_count = storage->multimesh_get_instances_to_draw(multimesh);
RID uniform_set = storage->multimesh_get_2d_uniform_set(multimesh, shader.default_version_rd_shader, TRANSFORMS_UNIFORM_SET);
RD::get_singleton()->draw_list_bind_uniform_set(p_draw_list, uniform_set, TRANSFORMS_UNIFORM_SET);
push_constant.flags |= 1; //multimesh, trails disabled
if (storage->multimesh_uses_colors(multimesh)) {
push_constant.flags |= FLAGS_INSTANCING_HAS_COLORS;
}
if (storage->multimesh_uses_custom_data(multimesh)) {
push_constant.flags |= FLAGS_INSTANCING_HAS_CUSTOM_DATA;
}
} else if (c->type == Item::Command::TYPE_PARTICLES) {
const Item::CommandParticles *pt = static_cast<const Item::CommandParticles *>(c);
ERR_BREAK(storage->particles_get_mode(pt->particles) != RS::PARTICLES_MODE_2D);
if (storage->particles_is_inactive(pt->particles)) {
break;
}
int dpc = storage->particles_get_draw_passes(pt->particles);
if (dpc == 0) {
break; //nothing to draw
}
uint32_t divisor = 1;
instance_count = storage->particles_get_amount(pt->particles, divisor);
RID uniform_set = storage->particles_get_instance_buffer_uniform_set(pt->particles, shader.default_version_rd_shader, TRANSFORMS_UNIFORM_SET);
RD::get_singleton()->draw_list_bind_uniform_set(p_draw_list, uniform_set, TRANSFORMS_UNIFORM_SET);
push_constant.flags |= divisor;
instance_count /= divisor;
push_constant.flags |= FLAGS_INSTANCING_HAS_COLORS;
push_constant.flags |= FLAGS_INSTANCING_HAS_CUSTOM_DATA;
mesh = storage->particles_get_draw_pass_mesh(pt->particles, 0); //higher ones are ignored
texture = pt->texture;
}
if (mesh.is_null()) {
break;
}
_bind_canvas_texture(p_draw_list, texture, current_filter, current_repeat, last_texture, push_constant, texpixel_size);
uint32_t surf_count = storage->mesh_get_surface_count(mesh);
static const PipelineVariant variant[RS::PRIMITIVE_MAX] = { PIPELINE_VARIANT_ATTRIBUTE_POINTS, PIPELINE_VARIANT_ATTRIBUTE_LINES, PIPELINE_VARIANT_ATTRIBUTE_LINES_STRIP, PIPELINE_VARIANT_ATTRIBUTE_TRIANGLES, PIPELINE_VARIANT_ATTRIBUTE_TRIANGLE_STRIP };
push_constant.modulation[0] = base_color.r * modulate.r;
push_constant.modulation[1] = base_color.g * modulate.g;
push_constant.modulation[2] = base_color.b * modulate.b;
push_constant.modulation[3] = base_color.a * modulate.a;
for (int j = 0; j < 4; j++) {
push_constant.src_rect[j] = 0;
push_constant.dst_rect[j] = 0;
push_constant.ninepatch_margins[j] = 0;
}
for (uint32_t j = 0; j < surf_count; j++) {
void *surface = storage->mesh_get_surface(mesh, j);
RS::PrimitiveType primitive = storage->mesh_surface_get_primitive(surface);
ERR_CONTINUE(primitive < 0 || primitive >= RS::PRIMITIVE_MAX);
uint32_t input_mask = pipeline_variants->variants[light_mode][variant[primitive]].get_vertex_input_mask();
RID vertex_array;
RD::VertexFormatID vertex_format = RD::INVALID_FORMAT_ID;
if (mesh_instance.is_valid()) {
storage->mesh_instance_surface_get_vertex_arrays_and_format(mesh_instance, j, input_mask, vertex_array, vertex_format);
} else {
storage->mesh_surface_get_vertex_arrays_and_format(surface, input_mask, vertex_array, vertex_format);
}
RID pipeline = pipeline_variants->variants[light_mode][variant[primitive]].get_render_pipeline(vertex_format, p_framebuffer_format);
RD::get_singleton()->draw_list_bind_render_pipeline(p_draw_list, pipeline);
RID index_array = storage->mesh_surface_get_index_array(surface, 0);
if (index_array.is_valid()) {
RD::get_singleton()->draw_list_bind_index_array(p_draw_list, index_array);
}
RD::get_singleton()->draw_list_bind_vertex_array(p_draw_list, vertex_array);
RD::get_singleton()->draw_list_set_push_constant(p_draw_list, &push_constant, sizeof(PushConstant));
RD::get_singleton()->draw_list_draw(p_draw_list, index_array.is_valid(), instance_count);
}
for (int j = 0; j < 6; j++) {
push_constant.world[j] = world_backup[j];
}
} break;
case Item::Command::TYPE_TRANSFORM: {
const Item::CommandTransform *transform = static_cast<const Item::CommandTransform *>(c);
_update_transform_2d_to_mat2x3(base_transform * transform->xform, push_constant.world);
} break;
case Item::Command::TYPE_CLIP_IGNORE: {
const Item::CommandClipIgnore *ci = static_cast<const Item::CommandClipIgnore *>(c);
if (current_clip) {
if (ci->ignore != reclip) {
if (ci->ignore) {
RD::get_singleton()->draw_list_disable_scissor(p_draw_list);
reclip = true;
} else {
RD::get_singleton()->draw_list_enable_scissor(p_draw_list, current_clip->final_clip_rect);
reclip = false;
}
}
}
} break;
}
c = c->next;
}
if (current_clip && reclip) {
//will make it re-enable clipping if needed afterwards
current_clip = nullptr;
}
}
RID RendererCanvasRenderRD::_create_base_uniform_set(RID p_to_render_target, bool p_backbuffer) {
//re create canvas state
Vector<RD::Uniform> uniforms;
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_UNIFORM_BUFFER;
u.binding = 1;
u.ids.push_back(state.canvas_state_buffer);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_UNIFORM_BUFFER;
u.binding = 2;
u.ids.push_back(state.lights_uniform_buffer);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_TEXTURE;
u.binding = 3;
u.ids.push_back(storage->decal_atlas_get_texture());
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_TEXTURE;
u.binding = 4;
u.ids.push_back(state.shadow_texture);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_SAMPLER;
u.binding = 5;
u.ids.push_back(state.shadow_sampler);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_TEXTURE;
u.binding = 6;
RID screen;
if (p_backbuffer) {
screen = storage->render_target_get_rd_texture(p_to_render_target);
} else {
screen = storage->render_target_get_rd_backbuffer(p_to_render_target);
if (screen.is_null()) { //unallocated backbuffer
screen = storage->texture_rd_get_default(RendererStorageRD::DEFAULT_RD_TEXTURE_WHITE);
}
}
u.ids.push_back(screen);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_TEXTURE;
u.binding = 7;
RID sdf = storage->render_target_get_sdf_texture(p_to_render_target);
u.ids.push_back(sdf);
uniforms.push_back(u);
}
{
//needs samplers for the material (uses custom textures) create them
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_SAMPLER;
u.binding = 8;
u.ids.resize(12);
RID *ids_ptr = u.ids.ptrw();
ids_ptr[0] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[1] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[2] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[3] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[4] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS_ANISOTROPIC, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[5] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS_ANISOTROPIC, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
ids_ptr[6] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
ids_ptr[7] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
ids_ptr[8] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
ids_ptr[9] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
ids_ptr[10] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS_ANISOTROPIC, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
ids_ptr[11] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS_ANISOTROPIC, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
u.binding = 9;
u.ids.push_back(storage->global_variables_get_storage_buffer());
uniforms.push_back(u);
}
RID uniform_set = RD::get_singleton()->uniform_set_create(uniforms, shader.default_version_rd_shader, BASE_UNIFORM_SET);
if (p_backbuffer) {
storage->render_target_set_backbuffer_uniform_set(p_to_render_target, uniform_set);
} else {
storage->render_target_set_framebuffer_uniform_set(p_to_render_target, uniform_set);
}
return uniform_set;
}
void RendererCanvasRenderRD::_render_items(RID p_to_render_target, int p_item_count, const Transform2D &p_canvas_transform_inverse, Light *p_lights, bool p_to_backbuffer) {
Item *current_clip = nullptr;
Transform2D canvas_transform_inverse = p_canvas_transform_inverse;
RID framebuffer;
RID fb_uniform_set;
bool clear = false;
Vector<Color> clear_colors;
if (p_to_backbuffer) {
framebuffer = storage->render_target_get_rd_backbuffer_framebuffer(p_to_render_target);
fb_uniform_set = storage->render_target_get_backbuffer_uniform_set(p_to_render_target);
} else {
framebuffer = storage->render_target_get_rd_framebuffer(p_to_render_target);
if (storage->render_target_is_clear_requested(p_to_render_target)) {
clear = true;
clear_colors.push_back(storage->render_target_get_clear_request_color(p_to_render_target));
storage->render_target_disable_clear_request(p_to_render_target);
}
#ifndef _MSC_VER
#warning TODO obtain from framebuffer format eventually when this is implemented
#endif
fb_uniform_set = storage->render_target_get_framebuffer_uniform_set(p_to_render_target);
}
if (fb_uniform_set.is_null() || !RD::get_singleton()->uniform_set_is_valid(fb_uniform_set)) {
fb_uniform_set = _create_base_uniform_set(p_to_render_target, p_to_backbuffer);
}
RD::FramebufferFormatID fb_format = RD::get_singleton()->framebuffer_get_format(framebuffer);
RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(framebuffer, clear ? RD::INITIAL_ACTION_CLEAR : RD::INITIAL_ACTION_KEEP, RD::FINAL_ACTION_READ, RD::INITIAL_ACTION_KEEP, RD::FINAL_ACTION_DISCARD, clear_colors);
RD::get_singleton()->draw_list_bind_uniform_set(draw_list, fb_uniform_set, BASE_UNIFORM_SET);
RD::get_singleton()->draw_list_bind_uniform_set(draw_list, state.default_transforms_uniform_set, TRANSFORMS_UNIFORM_SET);
RID prev_material;
PipelineVariants *pipeline_variants = &shader.pipeline_variants;
for (int i = 0; i < p_item_count; i++) {
Item *ci = items[i];
if (current_clip != ci->final_clip_owner) {
current_clip = ci->final_clip_owner;
//setup clip
if (current_clip) {
RD::get_singleton()->draw_list_enable_scissor(draw_list, current_clip->final_clip_rect);
} else {
RD::get_singleton()->draw_list_disable_scissor(draw_list);
}
}
RID material = ci->material;
if (material.is_null() && ci->canvas_group != nullptr) {
material = default_canvas_group_material;
}
if (material != prev_material) {
MaterialData *material_data = nullptr;
if (material.is_valid()) {
material_data = (MaterialData *)storage->material_get_data(material, RendererStorageRD::SHADER_TYPE_2D);
}
if (material_data) {
if (material_data->shader_data->version.is_valid() && material_data->shader_data->valid) {
pipeline_variants = &material_data->shader_data->pipeline_variants;
if (material_data->uniform_set.is_valid()) {
RD::get_singleton()->draw_list_bind_uniform_set(draw_list, material_data->uniform_set, MATERIAL_UNIFORM_SET);
}
} else {
pipeline_variants = &shader.pipeline_variants;
}
} else {
pipeline_variants = &shader.pipeline_variants;
}
}
_render_item(draw_list, ci, fb_format, canvas_transform_inverse, current_clip, p_lights, pipeline_variants);
prev_material = material;
}
RD::get_singleton()->draw_list_end();
}
void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_light_list, const Transform2D &p_canvas_transform, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel, bool &r_sdf_used) {
r_sdf_used = false;
int item_count = 0;
//setup canvas state uniforms if needed
Transform2D canvas_transform_inverse = p_canvas_transform.affine_inverse();
//setup directional lights if exist
uint32_t light_count = 0;
uint32_t directional_light_count = 0;
{
Light *l = p_directional_light_list;
uint32_t index = 0;
while (l) {
if (index == state.max_lights_per_render) {
l->render_index_cache = -1;
l = l->next_ptr;
continue;
}
CanvasLight *clight = canvas_light_owner.getornull(l->light_internal);
if (!clight) { //unused or invalid texture
l->render_index_cache = -1;
l = l->next_ptr;
ERR_CONTINUE(!clight);
}
Vector2 canvas_light_dir = l->xform_cache.elements[1].normalized();
state.light_uniforms[index].position[0] = -canvas_light_dir.x;
state.light_uniforms[index].position[1] = -canvas_light_dir.y;
_update_transform_2d_to_mat2x4(clight->shadow.directional_xform, state.light_uniforms[index].shadow_matrix);
state.light_uniforms[index].height = l->height; //0..1 here
for (int i = 0; i < 4; i++) {
state.light_uniforms[index].shadow_color[i] = uint8_t(CLAMP(int32_t(l->shadow_color[i] * 255.0), 0, 255));
state.light_uniforms[index].color[i] = l->color[i];
}
state.light_uniforms[index].color[3] = l->energy; //use alpha for energy, so base color can go separate
if (state.shadow_fb.is_valid()) {
state.light_uniforms[index].shadow_pixel_size = (1.0 / state.shadow_texture_size) * (1.0 + l->shadow_smooth);
state.light_uniforms[index].shadow_z_far_inv = 1.0 / clight->shadow.z_far;
state.light_uniforms[index].shadow_y_ofs = clight->shadow.y_offset;
} else {
state.light_uniforms[index].shadow_pixel_size = 1.0;
state.light_uniforms[index].shadow_z_far_inv = 1.0;
state.light_uniforms[index].shadow_y_ofs = 0;
}
state.light_uniforms[index].flags = l->blend_mode << LIGHT_FLAGS_BLEND_SHIFT;
state.light_uniforms[index].flags |= l->shadow_filter << LIGHT_FLAGS_FILTER_SHIFT;
if (clight->shadow.enabled) {
state.light_uniforms[index].flags |= LIGHT_FLAGS_HAS_SHADOW;
}
l->render_index_cache = index;
index++;
l = l->next_ptr;
}
light_count = index;
directional_light_count = light_count;
using_directional_lights = directional_light_count > 0;
}
//setup lights if exist
{
Light *l = p_light_list;
uint32_t index = light_count;
while (l) {
if (index == state.max_lights_per_render) {
l->render_index_cache = -1;
l = l->next_ptr;
continue;
}
CanvasLight *clight = canvas_light_owner.getornull(l->light_internal);
if (!clight) { //unused or invalid texture
l->render_index_cache = -1;
l = l->next_ptr;
ERR_CONTINUE(!clight);
}
Transform2D to_light_xform = (p_canvas_transform * l->light_shader_xform).affine_inverse();
Vector2 canvas_light_pos = p_canvas_transform.xform(l->xform.get_origin()); //convert light position to canvas coordinates, as all computation is done in canvas coords to avoid precision loss
state.light_uniforms[index].position[0] = canvas_light_pos.x;
state.light_uniforms[index].position[1] = canvas_light_pos.y;
_update_transform_2d_to_mat2x4(to_light_xform, state.light_uniforms[index].matrix);
_update_transform_2d_to_mat2x4(l->xform_cache.affine_inverse(), state.light_uniforms[index].shadow_matrix);
state.light_uniforms[index].height = l->height * (p_canvas_transform.elements[0].length() + p_canvas_transform.elements[1].length()) * 0.5; //approximate height conversion to the canvas size, since all calculations are done in canvas coords to avoid precision loss
for (int i = 0; i < 4; i++) {
state.light_uniforms[index].shadow_color[i] = uint8_t(CLAMP(int32_t(l->shadow_color[i] * 255.0), 0, 255));
state.light_uniforms[index].color[i] = l->color[i];
}
state.light_uniforms[index].color[3] = l->energy; //use alpha for energy, so base color can go separate
if (state.shadow_fb.is_valid()) {
state.light_uniforms[index].shadow_pixel_size = (1.0 / state.shadow_texture_size) * (1.0 + l->shadow_smooth);
state.light_uniforms[index].shadow_z_far_inv = 1.0 / clight->shadow.z_far;
state.light_uniforms[index].shadow_y_ofs = clight->shadow.y_offset;
} else {
state.light_uniforms[index].shadow_pixel_size = 1.0;
state.light_uniforms[index].shadow_z_far_inv = 1.0;
state.light_uniforms[index].shadow_y_ofs = 0;
}
state.light_uniforms[index].flags = l->blend_mode << LIGHT_FLAGS_BLEND_SHIFT;
state.light_uniforms[index].flags |= l->shadow_filter << LIGHT_FLAGS_FILTER_SHIFT;
if (clight->shadow.enabled) {
state.light_uniforms[index].flags |= LIGHT_FLAGS_HAS_SHADOW;
}
if (clight->texture.is_valid()) {
Rect2 atlas_rect = storage->decal_atlas_get_texture_rect(clight->texture);
state.light_uniforms[index].atlas_rect[0] = atlas_rect.position.x;
state.light_uniforms[index].atlas_rect[1] = atlas_rect.position.y;
state.light_uniforms[index].atlas_rect[2] = atlas_rect.size.width;
state.light_uniforms[index].atlas_rect[3] = atlas_rect.size.height;
} else {
state.light_uniforms[index].atlas_rect[0] = 0;
state.light_uniforms[index].atlas_rect[1] = 0;
state.light_uniforms[index].atlas_rect[2] = 0;
state.light_uniforms[index].atlas_rect[3] = 0;
}
l->render_index_cache = index;
index++;
l = l->next_ptr;
}
light_count = index;
}
if (light_count > 0) {
RD::get_singleton()->buffer_update(state.lights_uniform_buffer, 0, sizeof(LightUniform) * light_count, &state.light_uniforms[0]);
}
{
//update canvas state uniform buffer
State::Buffer state_buffer;
Size2i ssize = storage->render_target_get_size(p_to_render_target);
Transform screen_transform;
screen_transform.translate(-(ssize.width / 2.0f), -(ssize.height / 2.0f), 0.0f);
screen_transform.scale(Vector3(2.0f / ssize.width, 2.0f / ssize.height, 1.0f));
_update_transform_to_mat4(screen_transform, state_buffer.screen_transform);
_update_transform_2d_to_mat4(p_canvas_transform, state_buffer.canvas_transform);
Transform2D normal_transform = p_canvas_transform;
normal_transform.elements[0].normalize();
normal_transform.elements[1].normalize();
normal_transform.elements[2] = Vector2();
_update_transform_2d_to_mat4(normal_transform, state_buffer.canvas_normal_transform);
state_buffer.canvas_modulate[0] = p_modulate.r;
state_buffer.canvas_modulate[1] = p_modulate.g;
state_buffer.canvas_modulate[2] = p_modulate.b;
state_buffer.canvas_modulate[3] = p_modulate.a;
Size2 render_target_size = storage->render_target_get_size(p_to_render_target);
state_buffer.screen_pixel_size[0] = 1.0 / render_target_size.x;
state_buffer.screen_pixel_size[1] = 1.0 / render_target_size.y;
state_buffer.time = state.time;
state_buffer.use_pixel_snap = p_snap_2d_vertices_to_pixel;
state_buffer.directional_light_count = directional_light_count;
Vector2 canvas_scale = p_canvas_transform.get_scale();
state_buffer.sdf_to_screen[0] = render_target_size.width / canvas_scale.x;
state_buffer.sdf_to_screen[1] = render_target_size.height / canvas_scale.y;
state_buffer.screen_to_sdf[0] = 1.0 / state_buffer.sdf_to_screen[0];
state_buffer.screen_to_sdf[1] = 1.0 / state_buffer.sdf_to_screen[1];
Rect2 sdf_rect = storage->render_target_get_sdf_rect(p_to_render_target);
Rect2 sdf_tex_rect(sdf_rect.position / canvas_scale, sdf_rect.size / canvas_scale);
state_buffer.sdf_to_tex[0] = 1.0 / sdf_tex_rect.size.width;
state_buffer.sdf_to_tex[1] = 1.0 / sdf_tex_rect.size.height;
state_buffer.sdf_to_tex[2] = -sdf_tex_rect.position.x / sdf_tex_rect.size.width;
state_buffer.sdf_to_tex[3] = -sdf_tex_rect.position.y / sdf_tex_rect.size.height;
//print_line("w: " + itos(ssize.width) + " s: " + rtos(canvas_scale));
state_buffer.tex_to_sdf = 1.0 / ((canvas_scale.x + canvas_scale.y) * 0.5);
RD::get_singleton()->buffer_update(state.canvas_state_buffer, 0, sizeof(State::Buffer), &state_buffer);
}
{ //default filter/repeat
default_filter = p_default_filter;
default_repeat = p_default_repeat;
}
//fill the list until rendering is possible.
bool material_screen_texture_found = false;
Item *ci = p_item_list;
Rect2 back_buffer_rect;
bool backbuffer_copy = false;
Item *canvas_group_owner = nullptr;
bool update_skeletons = false;
while (ci) {
if (ci->copy_back_buffer && canvas_group_owner == nullptr) {
backbuffer_copy = true;
if (ci->copy_back_buffer->full) {
back_buffer_rect = Rect2();
} else {
back_buffer_rect = ci->copy_back_buffer->rect;
}
}
if (ci->material.is_valid()) {
MaterialData *md = (MaterialData *)storage->material_get_data(ci->material, RendererStorageRD::SHADER_TYPE_2D);
if (md && md->shader_data->valid) {
if (md->shader_data->uses_screen_texture && canvas_group_owner == nullptr) {
if (!material_screen_texture_found) {
backbuffer_copy = true;
back_buffer_rect = Rect2();
}
}
if (md->shader_data->uses_sdf) {
r_sdf_used = true;
}
if (md->last_frame != RendererCompositorRD::singleton->get_frame_number()) {
md->last_frame = RendererCompositorRD::singleton->get_frame_number();
if (!RD::get_singleton()->uniform_set_is_valid(md->uniform_set)) {
// uniform set may be gone because a dependency was erased. In this case, it will happen
// if a texture is deleted, so just re-create it.
storage->material_force_update_textures(ci->material, RendererStorageRD::SHADER_TYPE_2D);
}
}
}
}
if (ci->skeleton.is_valid()) {
const Item::Command *c = ci->commands;
while (c) {
if (c->type == Item::Command::TYPE_MESH) {
const Item::CommandMesh *cm = static_cast<const Item::CommandMesh *>(c);
if (cm->mesh_instance.is_valid()) {
storage->mesh_instance_check_for_update(cm->mesh_instance);
update_skeletons = true;
}
}
}
}
if (ci->canvas_group_owner != nullptr) {
if (canvas_group_owner == nullptr) {
//Canvas group begins here, render until before this item
if (update_skeletons) {
storage->update_mesh_instances();
update_skeletons = false;
}
_render_items(p_to_render_target, item_count, canvas_transform_inverse, p_light_list);
item_count = 0;
Rect2i group_rect = ci->canvas_group_owner->global_rect_cache;
if (ci->canvas_group_owner->canvas_group->mode == RS::CANVAS_GROUP_MODE_OPAQUE) {
storage->render_target_copy_to_back_buffer(p_to_render_target, group_rect, false);
} else {
storage->render_target_clear_back_buffer(p_to_render_target, group_rect, Color(0, 0, 0, 0));
}
backbuffer_copy = false;
canvas_group_owner = ci->canvas_group_owner; //continue until owner found
}
ci->canvas_group_owner = nullptr; //must be cleared
}
if (ci == canvas_group_owner) {
if (update_skeletons) {
storage->update_mesh_instances();
update_skeletons = false;
}
_render_items(p_to_render_target, item_count, canvas_transform_inverse, p_light_list, true);
item_count = 0;
if (ci->canvas_group->blur_mipmaps) {
storage->render_target_gen_back_buffer_mipmaps(p_to_render_target, ci->global_rect_cache);
}
canvas_group_owner = nullptr;
}
if (backbuffer_copy) {
//render anything pending, including clearing if no items
if (update_skeletons) {
storage->update_mesh_instances();
update_skeletons = false;
}
_render_items(p_to_render_target, item_count, canvas_transform_inverse, p_light_list);
item_count = 0;
storage->render_target_copy_to_back_buffer(p_to_render_target, back_buffer_rect, true);
backbuffer_copy = false;
material_screen_texture_found = true; //after a backbuffer copy, screen texture makes no further copies
}
items[item_count++] = ci;
if (!ci->next || item_count == MAX_RENDER_ITEMS - 1) {
if (update_skeletons) {
storage->update_mesh_instances();
update_skeletons = false;
}
_render_items(p_to_render_target, item_count, canvas_transform_inverse, p_light_list);
//then reset
item_count = 0;
}
ci = ci->next;
}
}
RID RendererCanvasRenderRD::light_create() {
CanvasLight canvas_light;
return canvas_light_owner.make_rid(canvas_light);
}
void RendererCanvasRenderRD::light_set_texture(RID p_rid, RID p_texture) {
CanvasLight *cl = canvas_light_owner.getornull(p_rid);
ERR_FAIL_COND(!cl);
if (cl->texture == p_texture) {
return;
}
if (cl->texture.is_valid()) {
storage->texture_remove_from_decal_atlas(cl->texture);
}
cl->texture = p_texture;
if (cl->texture.is_valid()) {
storage->texture_add_to_decal_atlas(cl->texture);
}
}
void RendererCanvasRenderRD::light_set_use_shadow(RID p_rid, bool p_enable) {
CanvasLight *cl = canvas_light_owner.getornull(p_rid);
ERR_FAIL_COND(!cl);
cl->shadow.enabled = p_enable;
}
void RendererCanvasRenderRD::_update_shadow_atlas() {
if (state.shadow_fb == RID()) {
//ah, we lack the shadow texture..
RD::get_singleton()->free(state.shadow_texture); //erase placeholder
Vector<RID> fb_textures;
{ //texture
RD::TextureFormat tf;
tf.texture_type = RD::TEXTURE_TYPE_2D;
tf.width = state.shadow_texture_size;
tf.height = state.max_lights_per_render * 2;
tf.usage_bits = RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT | RD::TEXTURE_USAGE_SAMPLING_BIT;
tf.format = RD::DATA_FORMAT_R32_SFLOAT;
state.shadow_texture = RD::get_singleton()->texture_create(tf, RD::TextureView());
fb_textures.push_back(state.shadow_texture);
}
{
RD::TextureFormat tf;
tf.texture_type = RD::TEXTURE_TYPE_2D;
tf.width = state.shadow_texture_size;
tf.height = state.max_lights_per_render * 2;
tf.usage_bits = RD::TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
tf.format = RD::DATA_FORMAT_D32_SFLOAT;
//chunks to write
state.shadow_depth_texture = RD::get_singleton()->texture_create(tf, RD::TextureView());
fb_textures.push_back(state.shadow_depth_texture);
}
state.shadow_fb = RD::get_singleton()->framebuffer_create(fb_textures);
}
}
void RendererCanvasRenderRD::light_update_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders) {
CanvasLight *cl = canvas_light_owner.getornull(p_rid);
ERR_FAIL_COND(!cl->shadow.enabled);
_update_shadow_atlas();
cl->shadow.z_far = p_far;
cl->shadow.y_offset = float(p_shadow_index * 2 + 1) / float(state.max_lights_per_render * 2);
Vector<Color> cc;
cc.push_back(Color(p_far, p_far, p_far, 1.0));
for (int i = 0; i < 4; i++) {
//make sure it remains orthogonal, makes easy to read angle later
//light.basis.scale(Vector3(to_light.elements[0].length(),to_light.elements[1].length(),1));
Rect2i rect((state.shadow_texture_size / 4) * i, p_shadow_index * 2, (state.shadow_texture_size / 4), 2);
RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(state.shadow_fb, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_READ, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_DISCARD, cc, 1.0, 0, rect);
CameraMatrix projection;
{
real_t fov = 90;
real_t nearp = p_near;
real_t farp = p_far;
real_t aspect = 1.0;
real_t ymax = nearp * Math::tan(Math::deg2rad(fov * 0.5));
real_t ymin = -ymax;
real_t xmin = ymin * aspect;
real_t xmax = ymax * aspect;
projection.set_frustum(xmin, xmax, ymin, ymax, nearp, farp);
}
Vector3 cam_target = Basis(Vector3(0, 0, Math_TAU * ((i + 3) / 4.0))).xform(Vector3(0, 1, 0));
projection = projection * CameraMatrix(Transform().looking_at(cam_target, Vector3(0, 0, -1)).affine_inverse());
ShadowRenderPushConstant push_constant;
for (int y = 0; y < 4; y++) {
for (int x = 0; x < 4; x++) {
push_constant.projection[y * 4 + x] = projection.matrix[y][x];
}
}
static const Vector2 directions[4] = { Vector2(1, 0), Vector2(0, 1), Vector2(-1, 0), Vector2(0, -1) };
push_constant.direction[0] = directions[i].x;
push_constant.direction[1] = directions[i].y;
push_constant.z_far = p_far;
push_constant.pad = 0;
/*if (i == 0)
*p_xform_cache = projection;*/
LightOccluderInstance *instance = p_occluders;
while (instance) {
OccluderPolygon *co = occluder_polygon_owner.getornull(instance->occluder);
if (!co || co->index_array.is_null() || !(p_light_mask & instance->light_mask)) {
instance = instance->next;
continue;
}
_update_transform_2d_to_mat2x4(p_light_xform * instance->xform_cache, push_constant.modelview);
RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, shadow_render.render_pipelines[co->cull_mode]);
RD::get_singleton()->draw_list_bind_vertex_array(draw_list, co->vertex_array);
RD::get_singleton()->draw_list_bind_index_array(draw_list, co->index_array);
RD::get_singleton()->draw_list_set_push_constant(draw_list, &push_constant, sizeof(ShadowRenderPushConstant));
RD::get_singleton()->draw_list_draw(draw_list, true);
instance = instance->next;
}
RD::get_singleton()->draw_list_end();
}
}
void RendererCanvasRenderRD::light_update_directional_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_cull_distance, const Rect2 &p_clip_rect, LightOccluderInstance *p_occluders) {
CanvasLight *cl = canvas_light_owner.getornull(p_rid);
ERR_FAIL_COND(!cl->shadow.enabled);
_update_shadow_atlas();
Vector2 light_dir = p_light_xform.elements[1].normalized();
Vector2 center = p_clip_rect.position + p_clip_rect.size * 0.5;
float to_edge_distance = ABS(light_dir.dot(p_clip_rect.get_support(light_dir)) - light_dir.dot(center));
Vector2 from_pos = center - light_dir * (to_edge_distance + p_cull_distance);
float distance = to_edge_distance * 2.0 + p_cull_distance;
float half_size = p_clip_rect.size.length() * 0.5; //shadow length, must keep this no matter the angle
cl->shadow.z_far = distance;
cl->shadow.y_offset = float(p_shadow_index * 2 + 1) / float(state.max_lights_per_render * 2);
Transform2D to_light_xform;
to_light_xform[2] = from_pos;
to_light_xform[1] = light_dir;
to_light_xform[0] = -light_dir.orthogonal();
to_light_xform.invert();
Vector<Color> cc;
cc.push_back(Color(1, 1, 1, 1));
Rect2i rect(0, p_shadow_index * 2, state.shadow_texture_size, 2);
RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(state.shadow_fb, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_READ, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_DISCARD, cc, 1.0, 0, rect);
CameraMatrix projection;
projection.set_orthogonal(-half_size, half_size, -0.5, 0.5, 0.0, distance);
projection = projection * CameraMatrix(Transform().looking_at(Vector3(0, 1, 0), Vector3(0, 0, -1)).affine_inverse());
ShadowRenderPushConstant push_constant;
for (int y = 0; y < 4; y++) {
for (int x = 0; x < 4; x++) {
push_constant.projection[y * 4 + x] = projection.matrix[y][x];
}
}
push_constant.direction[0] = 0.0;
push_constant.direction[1] = 1.0;
push_constant.z_far = distance;
push_constant.pad = 0;
LightOccluderInstance *instance = p_occluders;
while (instance) {
OccluderPolygon *co = occluder_polygon_owner.getornull(instance->occluder);
if (!co || co->index_array.is_null() || !(p_light_mask & instance->light_mask)) {
instance = instance->next;
continue;
}
_update_transform_2d_to_mat2x4(to_light_xform * instance->xform_cache, push_constant.modelview);
RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, shadow_render.render_pipelines[co->cull_mode]);
RD::get_singleton()->draw_list_bind_vertex_array(draw_list, co->vertex_array);
RD::get_singleton()->draw_list_bind_index_array(draw_list, co->index_array);
RD::get_singleton()->draw_list_set_push_constant(draw_list, &push_constant, sizeof(ShadowRenderPushConstant));
RD::get_singleton()->draw_list_draw(draw_list, true);
instance = instance->next;
}
RD::get_singleton()->draw_list_end();
Transform2D to_shadow;
to_shadow.elements[0].x = 1.0 / -(half_size * 2.0);
to_shadow.elements[2].x = 0.5;
cl->shadow.directional_xform = to_shadow * to_light_xform;
}
void RendererCanvasRenderRD::render_sdf(RID p_render_target, LightOccluderInstance *p_occluders) {
RID fb = storage->render_target_get_sdf_framebuffer(p_render_target);
Rect2i rect = storage->render_target_get_sdf_rect(p_render_target);
Transform2D to_sdf;
to_sdf.elements[0] *= rect.size.width;
to_sdf.elements[1] *= rect.size.height;
to_sdf.elements[2] = rect.position;
Transform2D to_clip;
to_clip.elements[0] *= 2.0;
to_clip.elements[1] *= 2.0;
to_clip.elements[2] = -Vector2(1.0, 1.0);
to_clip = to_clip * to_sdf.affine_inverse();
Vector<Color> cc;
cc.push_back(Color(0, 0, 0, 0));
RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(fb, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_READ, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_DISCARD, cc);
CameraMatrix projection;
ShadowRenderPushConstant push_constant;
for (int y = 0; y < 4; y++) {
for (int x = 0; x < 4; x++) {
push_constant.projection[y * 4 + x] = projection.matrix[y][x];
}
}
push_constant.direction[0] = 0.0;
push_constant.direction[1] = 0.0;
push_constant.z_far = 0;
push_constant.pad = 0;
LightOccluderInstance *instance = p_occluders;
while (instance) {
OccluderPolygon *co = occluder_polygon_owner.getornull(instance->occluder);
if (!co || co->sdf_index_array.is_null()) {
instance = instance->next;
continue;
}
_update_transform_2d_to_mat2x4(to_clip * instance->xform_cache, push_constant.modelview);
RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, shadow_render.sdf_render_pipelines[co->sdf_is_lines ? SHADOW_RENDER_SDF_LINES : SHADOW_RENDER_SDF_TRIANGLES]);
RD::get_singleton()->draw_list_bind_vertex_array(draw_list, co->sdf_vertex_array);
RD::get_singleton()->draw_list_bind_index_array(draw_list, co->sdf_index_array);
RD::get_singleton()->draw_list_set_push_constant(draw_list, &push_constant, sizeof(ShadowRenderPushConstant));
RD::get_singleton()->draw_list_draw(draw_list, true);
instance = instance->next;
}
RD::get_singleton()->draw_list_end();
storage->render_target_sdf_process(p_render_target); //done rendering, process it
}
RID RendererCanvasRenderRD::occluder_polygon_create() {
OccluderPolygon occluder;
occluder.line_point_count = 0;
occluder.sdf_point_count = 0;
occluder.sdf_index_count = 0;
occluder.cull_mode = RS::CANVAS_OCCLUDER_POLYGON_CULL_DISABLED;
return occluder_polygon_owner.make_rid(occluder);
}
void RendererCanvasRenderRD::occluder_polygon_set_shape(RID p_occluder, const Vector<Vector2> &p_points, bool p_closed) {
OccluderPolygon *oc = occluder_polygon_owner.getornull(p_occluder);
ERR_FAIL_COND(!oc);
Vector<Vector2> lines;
if (p_points.size()) {
int lc = p_points.size() * 2;
lines.resize(lc - (p_closed ? 0 : 2));
{
Vector2 *w = lines.ptrw();
const Vector2 *r = p_points.ptr();
int max = lc / 2;
if (!p_closed) {
max--;
}
for (int i = 0; i < max; i++) {
Vector2 a = r[i];
Vector2 b = r[(i + 1) % (lc / 2)];
w[i * 2 + 0] = a;
w[i * 2 + 1] = b;
}
}
}
if (oc->line_point_count != lines.size() && oc->vertex_array.is_valid()) {
RD::get_singleton()->free(oc->vertex_array);
RD::get_singleton()->free(oc->vertex_buffer);
RD::get_singleton()->free(oc->index_array);
RD::get_singleton()->free(oc->index_buffer);
oc->vertex_array = RID();
oc->vertex_buffer = RID();
oc->index_array = RID();
oc->index_buffer = RID();
oc->line_point_count = lines.size();
}
if (lines.size()) {
Vector<uint8_t> geometry;
Vector<uint8_t> indices;
int lc = lines.size();
geometry.resize(lc * 6 * sizeof(float));
indices.resize(lc * 3 * sizeof(uint16_t));
{
uint8_t *vw = geometry.ptrw();
float *vwptr = (float *)vw;
uint8_t *iw = indices.ptrw();
uint16_t *iwptr = (uint16_t *)iw;
const Vector2 *lr = lines.ptr();
const int POLY_HEIGHT = 16384;
for (int i = 0; i < lc / 2; i++) {
vwptr[i * 12 + 0] = lr[i * 2 + 0].x;
vwptr[i * 12 + 1] = lr[i * 2 + 0].y;
vwptr[i * 12 + 2] = POLY_HEIGHT;
vwptr[i * 12 + 3] = lr[i * 2 + 1].x;
vwptr[i * 12 + 4] = lr[i * 2 + 1].y;
vwptr[i * 12 + 5] = POLY_HEIGHT;
vwptr[i * 12 + 6] = lr[i * 2 + 1].x;
vwptr[i * 12 + 7] = lr[i * 2 + 1].y;
vwptr[i * 12 + 8] = -POLY_HEIGHT;
vwptr[i * 12 + 9] = lr[i * 2 + 0].x;
vwptr[i * 12 + 10] = lr[i * 2 + 0].y;
vwptr[i * 12 + 11] = -POLY_HEIGHT;
iwptr[i * 6 + 0] = i * 4 + 0;
iwptr[i * 6 + 1] = i * 4 + 1;
iwptr[i * 6 + 2] = i * 4 + 2;
iwptr[i * 6 + 3] = i * 4 + 2;
iwptr[i * 6 + 4] = i * 4 + 3;
iwptr[i * 6 + 5] = i * 4 + 0;
}
}
//if same buffer len is being set, just use BufferSubData to avoid a pipeline flush
if (oc->vertex_array.is_null()) {
//create from scratch
//vertices
oc->vertex_buffer = RD::get_singleton()->vertex_buffer_create(lc * 6 * sizeof(real_t), geometry);
Vector<RID> buffer;
buffer.push_back(oc->vertex_buffer);
oc->vertex_array = RD::get_singleton()->vertex_array_create(4 * lc / 2, shadow_render.vertex_format, buffer);
//indices
oc->index_buffer = RD::get_singleton()->index_buffer_create(3 * lc, RD::INDEX_BUFFER_FORMAT_UINT16, indices);
oc->index_array = RD::get_singleton()->index_array_create(oc->index_buffer, 0, 3 * lc);
} else {
//update existing
const uint8_t *vr = geometry.ptr();
RD::get_singleton()->buffer_update(oc->vertex_buffer, 0, geometry.size(), vr);
const uint8_t *ir = indices.ptr();
RD::get_singleton()->buffer_update(oc->index_buffer, 0, indices.size(), ir);
}
}
// sdf
Vector<int> sdf_indices;
if (p_points.size()) {
if (p_closed) {
sdf_indices = Geometry2D::triangulate_polygon(p_points);
oc->sdf_is_lines = false;
} else {
int max = p_points.size();
sdf_indices.resize(max * 2);
int *iw = sdf_indices.ptrw();
for (int i = 0; i < max; i++) {
iw[i * 2 + 0] = i;
iw[i * 2 + 1] = (i + 1) % max;
}
oc->sdf_is_lines = true;
}
}
if (oc->sdf_index_count != sdf_indices.size() && oc->sdf_point_count != p_points.size() && oc->sdf_vertex_array.is_valid()) {
RD::get_singleton()->free(oc->sdf_vertex_array);
RD::get_singleton()->free(oc->sdf_vertex_buffer);
RD::get_singleton()->free(oc->sdf_index_array);
RD::get_singleton()->free(oc->sdf_index_buffer);
oc->sdf_vertex_array = RID();
oc->sdf_vertex_buffer = RID();
oc->sdf_index_array = RID();
oc->sdf_index_buffer = RID();
oc->sdf_index_count = sdf_indices.size();
oc->sdf_point_count = p_points.size();
oc->sdf_is_lines = false;
}
if (sdf_indices.size()) {
if (oc->sdf_vertex_array.is_null()) {
//create from scratch
//vertices
oc->sdf_vertex_buffer = RD::get_singleton()->vertex_buffer_create(p_points.size() * 2 * sizeof(real_t), p_points.to_byte_array());
oc->sdf_index_buffer = RD::get_singleton()->index_buffer_create(sdf_indices.size(), RD::INDEX_BUFFER_FORMAT_UINT32, sdf_indices.to_byte_array());
oc->sdf_index_array = RD::get_singleton()->index_array_create(oc->sdf_index_buffer, 0, sdf_indices.size());
Vector<RID> buffer;
buffer.push_back(oc->sdf_vertex_buffer);
oc->sdf_vertex_array = RD::get_singleton()->vertex_array_create(p_points.size(), shadow_render.sdf_vertex_format, buffer);
//indices
} else {
//update existing
RD::get_singleton()->buffer_update(oc->vertex_buffer, 0, sizeof(real_t) * 2 * p_points.size(), p_points.ptr());
RD::get_singleton()->buffer_update(oc->index_buffer, 0, sdf_indices.size() * sizeof(int32_t), sdf_indices.ptr());
}
}
}
void RendererCanvasRenderRD::occluder_polygon_set_cull_mode(RID p_occluder, RS::CanvasOccluderPolygonCullMode p_mode) {
OccluderPolygon *oc = occluder_polygon_owner.getornull(p_occluder);
ERR_FAIL_COND(!oc);
oc->cull_mode = p_mode;
}
void RendererCanvasRenderRD::ShaderData::set_code(const String &p_code) {
//compile
code = p_code;
valid = false;
ubo_size = 0;
uniforms.clear();
uses_screen_texture = false;
uses_sdf = false;
if (code == String()) {
return; //just invalid, but no error
}
ShaderCompilerRD::GeneratedCode gen_code;
int blend_mode = BLEND_MODE_MIX;
uses_screen_texture = false;
ShaderCompilerRD::IdentifierActions actions;
actions.entry_point_stages["vertex"] = ShaderCompilerRD::STAGE_VERTEX;
actions.entry_point_stages["fragment"] = ShaderCompilerRD::STAGE_FRAGMENT;
actions.entry_point_stages["light"] = ShaderCompilerRD::STAGE_FRAGMENT;
actions.render_mode_values["blend_add"] = Pair<int *, int>(&blend_mode, BLEND_MODE_ADD);
actions.render_mode_values["blend_mix"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MIX);
actions.render_mode_values["blend_sub"] = Pair<int *, int>(&blend_mode, BLEND_MODE_SUB);
actions.render_mode_values["blend_mul"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MUL);
actions.render_mode_values["blend_premul_alpha"] = Pair<int *, int>(&blend_mode, BLEND_MODE_PMALPHA);
actions.render_mode_values["blend_disabled"] = Pair<int *, int>(&blend_mode, BLEND_MODE_DISABLED);
actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture;
actions.usage_flag_pointers["texture_sdf"] = &uses_sdf;
actions.uniforms = &uniforms;
RendererCanvasRenderRD *canvas_singleton = (RendererCanvasRenderRD *)RendererCanvasRender::singleton;
Error err = canvas_singleton->shader.compiler.compile(RS::SHADER_CANVAS_ITEM, code, &actions, path, gen_code);
ERR_FAIL_COND(err != OK);
if (version.is_null()) {
version = canvas_singleton->shader.canvas_shader.version_create();
}
#if 0
print_line("**compiling shader:");
print_line("**defines:\n");
for (int i = 0; i < gen_code.defines.size(); i++) {
print_line(gen_code.defines[i]);
}
print_line("\n**uniforms:\n" + gen_code.uniforms);
print_line("\n**vertex_globals:\n" + gen_code.vertex_global);
print_line("\n**vertex_code:\n" + gen_code.vertex);
print_line("\n**fragment_globals:\n" + gen_code.fragment_global);
print_line("\n**fragment_code:\n" + gen_code.fragment);
print_line("\n**light_code:\n" + gen_code.light);
#endif
canvas_singleton->shader.canvas_shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompilerRD::STAGE_VERTEX], gen_code.stage_globals[ShaderCompilerRD::STAGE_FRAGMENT], gen_code.defines);
ERR_FAIL_COND(!canvas_singleton->shader.canvas_shader.version_is_valid(version));
ubo_size = gen_code.uniform_total_size;
ubo_offsets = gen_code.uniform_offsets;
texture_uniforms = gen_code.texture_uniforms;
//update them pipelines
RD::PipelineColorBlendState::Attachment attachment;
switch (blend_mode) {
case BLEND_MODE_DISABLED: {
// nothing to do here, disabled by default
} break;
case BLEND_MODE_MIX: {
attachment.enable_blend = true;
attachment.color_blend_op = RD::BLEND_OP_ADD;
attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
attachment.alpha_blend_op = RD::BLEND_OP_ADD;
attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
} break;
case BLEND_MODE_ADD: {
attachment.enable_blend = true;
attachment.alpha_blend_op = RD::BLEND_OP_ADD;
attachment.color_blend_op = RD::BLEND_OP_ADD;
attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
} break;
case BLEND_MODE_SUB: {
attachment.enable_blend = true;
attachment.alpha_blend_op = RD::BLEND_OP_SUBTRACT;
attachment.color_blend_op = RD::BLEND_OP_SUBTRACT;
attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
} break;
case BLEND_MODE_MUL: {
attachment.enable_blend = true;
attachment.alpha_blend_op = RD::BLEND_OP_ADD;
attachment.color_blend_op = RD::BLEND_OP_ADD;
attachment.src_color_blend_factor = RD::BLEND_FACTOR_DST_COLOR;
attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ZERO;
attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_DST_ALPHA;
attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ZERO;
} break;
case BLEND_MODE_PMALPHA: {
attachment.enable_blend = true;
attachment.alpha_blend_op = RD::BLEND_OP_ADD;
attachment.color_blend_op = RD::BLEND_OP_ADD;
attachment.src_color_blend_factor = RD::BLEND_FACTOR_ONE;
attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
} break;
}
RD::PipelineColorBlendState blend_state;
blend_state.attachments.push_back(attachment);
//update pipelines
for (int i = 0; i < PIPELINE_LIGHT_MODE_MAX; i++) {
for (int j = 0; j < PIPELINE_VARIANT_MAX; j++) {
RD::RenderPrimitive primitive[PIPELINE_VARIANT_MAX] = {
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_LINES,
RD::RENDER_PRIMITIVE_POINTS,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLE_STRIPS,
RD::RENDER_PRIMITIVE_LINES,
RD::RENDER_PRIMITIVE_LINESTRIPS,
RD::RENDER_PRIMITIVE_POINTS,
};
ShaderVariant shader_variants[PIPELINE_LIGHT_MODE_MAX][PIPELINE_VARIANT_MAX] = {
{ //non lit
SHADER_VARIANT_QUAD,
SHADER_VARIANT_NINEPATCH,
SHADER_VARIANT_PRIMITIVE,
SHADER_VARIANT_PRIMITIVE,
SHADER_VARIANT_PRIMITIVE_POINTS,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES_POINTS },
{ //lit
SHADER_VARIANT_QUAD_LIGHT,
SHADER_VARIANT_NINEPATCH_LIGHT,
SHADER_VARIANT_PRIMITIVE_LIGHT,
SHADER_VARIANT_PRIMITIVE_LIGHT,
SHADER_VARIANT_PRIMITIVE_POINTS_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_POINTS_LIGHT },
};
RID shader_variant = canvas_singleton->shader.canvas_shader.version_get_shader(version, shader_variants[i][j]);
pipeline_variants.variants[i][j].setup(shader_variant, primitive[j], RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), RD::PipelineDepthStencilState(), blend_state, 0);
}
}
valid = true;
}
void RendererCanvasRenderRD::ShaderData::set_default_texture_param(const StringName &p_name, RID p_texture) {
if (!p_texture.is_valid()) {
default_texture_params.erase(p_name);
} else {
default_texture_params[p_name] = p_texture;
}
}
void RendererCanvasRenderRD::ShaderData::get_param_list(List<PropertyInfo> *p_param_list) const {
Map<int, StringName> order;
for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) {
continue;
}
if (E->get().texture_order >= 0) {
order[E->get().texture_order + 100000] = E->key();
} else {
order[E->get().order] = E->key();
}
}
for (Map<int, StringName>::Element *E = order.front(); E; E = E->next()) {
PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E->get()]);
pi.name = E->get();
p_param_list->push_back(pi);
}
}
void RendererCanvasRenderRD::ShaderData::get_instance_param_list(List<RendererStorage::InstanceShaderParam> *p_param_list) const {
for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) {
continue;
}
RendererStorage::InstanceShaderParam p;
p.info = ShaderLanguage::uniform_to_property_info(E->get());
p.info.name = E->key(); //supply name
p.index = E->get().instance_index;
p.default_value = ShaderLanguage::constant_value_to_variant(E->get().default_value, E->get().type, E->get().hint);
p_param_list->push_back(p);
}
}
bool RendererCanvasRenderRD::ShaderData::is_param_texture(const StringName &p_param) const {
if (!uniforms.has(p_param)) {
return false;
}
return uniforms[p_param].texture_order >= 0;
}
bool RendererCanvasRenderRD::ShaderData::is_animated() const {
return false;
}
bool RendererCanvasRenderRD::ShaderData::casts_shadows() const {
return false;
}
Variant RendererCanvasRenderRD::ShaderData::get_default_parameter(const StringName &p_parameter) const {
if (uniforms.has(p_parameter)) {
ShaderLanguage::ShaderNode::Uniform uniform = uniforms[p_parameter];
Vector<ShaderLanguage::ConstantNode::Value> default_value = uniform.default_value;
return ShaderLanguage::constant_value_to_variant(default_value, uniform.type, uniform.hint);
}
return Variant();
}
RS::ShaderNativeSourceCode RendererCanvasRenderRD::ShaderData::get_native_source_code() const {
RendererCanvasRenderRD *canvas_singleton = (RendererCanvasRenderRD *)RendererCanvasRender::singleton;
return canvas_singleton->shader.canvas_shader.version_get_native_source_code(version);
}
RendererCanvasRenderRD::ShaderData::ShaderData() {
valid = false;
uses_screen_texture = false;
uses_sdf = false;
}
RendererCanvasRenderRD::ShaderData::~ShaderData() {
RendererCanvasRenderRD *canvas_singleton = (RendererCanvasRenderRD *)RendererCanvasRender::singleton;
ERR_FAIL_COND(!canvas_singleton);
//pipeline variants will clear themselves if shader is gone
if (version.is_valid()) {
canvas_singleton->shader.canvas_shader.version_free(version);
}
}
RendererStorageRD::ShaderData *RendererCanvasRenderRD::_create_shader_func() {
ShaderData *shader_data = memnew(ShaderData);
return shader_data;
}
void RendererCanvasRenderRD::MaterialData::update_parameters(const Map<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) {
RendererCanvasRenderRD *canvas_singleton = (RendererCanvasRenderRD *)RendererCanvasRender::singleton;
if ((uint32_t)ubo_data.size() != shader_data->ubo_size) {
p_uniform_dirty = true;
if (uniform_buffer.is_valid()) {
RD::get_singleton()->free(uniform_buffer);
uniform_buffer = RID();
}
ubo_data.resize(shader_data->ubo_size);
if (ubo_data.size()) {
uniform_buffer = RD::get_singleton()->uniform_buffer_create(ubo_data.size());
memset(ubo_data.ptrw(), 0, ubo_data.size()); //clear
}
//clear previous uniform set
if (uniform_set.is_valid() && RD::get_singleton()->uniform_set_is_valid(uniform_set)) {
RD::get_singleton()->free(uniform_set);
uniform_set = RID();
}
}
//check whether buffer changed
if (p_uniform_dirty && ubo_data.size()) {
update_uniform_buffer(shader_data->uniforms, shader_data->ubo_offsets.ptr(), p_parameters, ubo_data.ptrw(), ubo_data.size(), false);
RD::get_singleton()->buffer_update(uniform_buffer, 0, ubo_data.size(), ubo_data.ptrw());
}
uint32_t tex_uniform_count = shader_data->texture_uniforms.size();
if ((uint32_t)texture_cache.size() != tex_uniform_count) {
texture_cache.resize(tex_uniform_count);
p_textures_dirty = true;
//clear previous uniform set
if (uniform_set.is_valid() && RD::get_singleton()->uniform_set_is_valid(uniform_set)) {
RD::get_singleton()->free(uniform_set);
uniform_set = RID();
}
}
if (p_textures_dirty && tex_uniform_count) {
update_textures(p_parameters, shader_data->default_texture_params, shader_data->texture_uniforms, texture_cache.ptrw(), false);
}
if (shader_data->ubo_size == 0) {
// This material does not require an uniform set, so don't create it.
return;
}
if (!p_textures_dirty && uniform_set.is_valid() && RD::get_singleton()->uniform_set_is_valid(uniform_set)) {
//no reason to update uniform set, only UBO (or nothing) was needed to update
return;
}
Vector<RD::Uniform> uniforms;
{
if (shader_data->ubo_size) {
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_UNIFORM_BUFFER;
u.binding = 0;
u.ids.push_back(uniform_buffer);
uniforms.push_back(u);
}
const RID *textures = texture_cache.ptrw();
for (uint32_t i = 0; i < tex_uniform_count; i++) {
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_TEXTURE;
u.binding = 1 + i;
u.ids.push_back(textures[i]);
uniforms.push_back(u);
}
}
uniform_set = RD::get_singleton()->uniform_set_create(uniforms, canvas_singleton->shader.canvas_shader.version_get_shader(shader_data->version, 0), MATERIAL_UNIFORM_SET);
}
RendererCanvasRenderRD::MaterialData::~MaterialData() {
if (uniform_set.is_valid() && RD::get_singleton()->uniform_set_is_valid(uniform_set)) {
RD::get_singleton()->free(uniform_set);
}
if (uniform_buffer.is_valid()) {
RD::get_singleton()->free(uniform_buffer);
}
}
RendererStorageRD::MaterialData *RendererCanvasRenderRD::_create_material_func(ShaderData *p_shader) {
MaterialData *material_data = memnew(MaterialData);
material_data->shader_data = p_shader;
material_data->last_frame = false;
//update will happen later anyway so do nothing.
return material_data;
}
void RendererCanvasRenderRD::set_time(double p_time) {
state.time = p_time;
}
void RendererCanvasRenderRD::update() {
}
RendererCanvasRenderRD::RendererCanvasRenderRD(RendererStorageRD *p_storage) {
storage = p_storage;
{ //create default samplers
default_samplers.default_filter = RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR;
default_samplers.default_repeat = RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED;
}
{ //shader variants
String global_defines;
uint32_t uniform_max_size = RD::get_singleton()->limit_get(RD::LIMIT_MAX_UNIFORM_BUFFER_SIZE);
if (uniform_max_size < 65536) {
//Yes, you guessed right, ARM again
state.max_lights_per_render = 64;
global_defines += "#define MAX_LIGHTS 64\n";
} else {
state.max_lights_per_render = DEFAULT_MAX_LIGHTS_PER_RENDER;
global_defines += "#define MAX_LIGHTS " + itos(DEFAULT_MAX_LIGHTS_PER_RENDER) + "\n";
}
state.light_uniforms = memnew_arr(LightUniform, state.max_lights_per_render);
Vector<String> variants;
//non light variants
variants.push_back(""); //none by default is first variant
variants.push_back("#define USE_NINEPATCH\n"); //ninepatch is the second variant
variants.push_back("#define USE_PRIMITIVE\n"); //primitive is the third
variants.push_back("#define USE_PRIMITIVE\n#define USE_POINT_SIZE\n"); //points need point size
variants.push_back("#define USE_ATTRIBUTES\n"); // attributes for vertex arrays
variants.push_back("#define USE_ATTRIBUTES\n#define USE_POINT_SIZE\n"); //attributes with point size
//light variants
variants.push_back("#define USE_LIGHTING\n"); //none by default is first variant
variants.push_back("#define USE_LIGHTING\n#define USE_NINEPATCH\n"); //ninepatch is the second variant
variants.push_back("#define USE_LIGHTING\n#define USE_PRIMITIVE\n"); //primitive is the third
variants.push_back("#define USE_LIGHTING\n#define USE_PRIMITIVE\n#define USE_POINT_SIZE\n"); //points need point size
variants.push_back("#define USE_LIGHTING\n#define USE_ATTRIBUTES\n"); // attributes for vertex arrays
variants.push_back("#define USE_LIGHTING\n#define USE_ATTRIBUTES\n#define USE_POINT_SIZE\n"); //attributes with point size
shader.canvas_shader.initialize(variants, global_defines);
shader.default_version = shader.canvas_shader.version_create();
shader.default_version_rd_shader = shader.canvas_shader.version_get_shader(shader.default_version, SHADER_VARIANT_QUAD);
RD::PipelineColorBlendState blend_state;
RD::PipelineColorBlendState::Attachment blend_attachment;
blend_attachment.enable_blend = true;
blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
blend_state.attachments.push_back(blend_attachment);
for (int i = 0; i < PIPELINE_LIGHT_MODE_MAX; i++) {
for (int j = 0; j < PIPELINE_VARIANT_MAX; j++) {
RD::RenderPrimitive primitive[PIPELINE_VARIANT_MAX] = {
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_LINES,
RD::RENDER_PRIMITIVE_POINTS,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLE_STRIPS,
RD::RENDER_PRIMITIVE_LINES,
RD::RENDER_PRIMITIVE_LINESTRIPS,
RD::RENDER_PRIMITIVE_POINTS,
};
ShaderVariant shader_variants[PIPELINE_LIGHT_MODE_MAX][PIPELINE_VARIANT_MAX] = {
{ //non lit
SHADER_VARIANT_QUAD,
SHADER_VARIANT_NINEPATCH,
SHADER_VARIANT_PRIMITIVE,
SHADER_VARIANT_PRIMITIVE,
SHADER_VARIANT_PRIMITIVE_POINTS,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES,
SHADER_VARIANT_ATTRIBUTES_POINTS },
{ //lit
SHADER_VARIANT_QUAD_LIGHT,
SHADER_VARIANT_NINEPATCH_LIGHT,
SHADER_VARIANT_PRIMITIVE_LIGHT,
SHADER_VARIANT_PRIMITIVE_LIGHT,
SHADER_VARIANT_PRIMITIVE_POINTS_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_LIGHT,
SHADER_VARIANT_ATTRIBUTES_POINTS_LIGHT },
};
RID shader_variant = shader.canvas_shader.version_get_shader(shader.default_version, shader_variants[i][j]);
shader.pipeline_variants.variants[i][j].setup(shader_variant, primitive[j], RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), RD::PipelineDepthStencilState(), blend_state, 0);
}
}
}
{
//shader compiler
ShaderCompilerRD::DefaultIdentifierActions actions;
actions.renames["VERTEX"] = "vertex";
actions.renames["LIGHT_VERTEX"] = "light_vertex";
actions.renames["SHADOW_VERTEX"] = "shadow_vertex";
actions.renames["UV"] = "uv";
actions.renames["POINT_SIZE"] = "gl_PointSize";
actions.renames["WORLD_MATRIX"] = "world_matrix";
actions.renames["CANVAS_MATRIX"] = "canvas_data.canvas_transform";
actions.renames["SCREEN_MATRIX"] = "canvas_data.screen_transform";
actions.renames["TIME"] = "canvas_data.time";
actions.renames["AT_LIGHT_PASS"] = "false";
actions.renames["INSTANCE_CUSTOM"] = "instance_custom";
actions.renames["COLOR"] = "color";
actions.renames["NORMAL"] = "normal";
actions.renames["NORMAL_MAP"] = "normal_map";
actions.renames["NORMAL_MAP_DEPTH"] = "normal_map_depth";
actions.renames["TEXTURE"] = "color_texture";
actions.renames["TEXTURE_PIXEL_SIZE"] = "draw_data.color_texture_pixel_size";
actions.renames["NORMAL_TEXTURE"] = "normal_texture";
actions.renames["SPECULAR_SHININESS_TEXTURE"] = "specular_texture";
actions.renames["SPECULAR_SHININESS"] = "specular_shininess";
actions.renames["SCREEN_UV"] = "screen_uv";
actions.renames["SCREEN_TEXTURE"] = "screen_texture";
actions.renames["SCREEN_PIXEL_SIZE"] = "canvas_data.screen_pixel_size";
actions.renames["FRAGCOORD"] = "gl_FragCoord";
actions.renames["POINT_COORD"] = "gl_PointCoord";
actions.renames["LIGHT_POSITION"] = "light_position";
actions.renames["LIGHT_COLOR"] = "light_color";
actions.renames["LIGHT_ENERGY"] = "light_energy";
actions.renames["LIGHT"] = "light";
actions.renames["SHADOW_MODULATE"] = "shadow_modulate";
actions.renames["texture_sdf"] = "texture_sdf";
actions.renames["texture_sdf_normal"] = "texture_sdf_normal";
actions.renames["sdf_to_screen_uv"] = "sdf_to_screen_uv";
actions.renames["screen_uv_to_sdf"] = "screen_uv_to_sdf";
actions.usage_defines["COLOR"] = "#define COLOR_USED\n";
actions.usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n";
actions.usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n";
actions.usage_defines["SCREEN_PIXEL_SIZE"] = "@SCREEN_UV";
actions.usage_defines["NORMAL"] = "#define NORMAL_USED\n";
actions.usage_defines["NORMAL_MAP"] = "#define NORMAL_MAP_USED\n";
actions.usage_defines["LIGHT"] = "#define LIGHT_SHADER_CODE_USED\n";
actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n";
actions.render_mode_defines["light_only"] = "#define MODE_LIGHT_ONLY\n";
actions.custom_samplers["TEXTURE"] = "texture_sampler";
actions.custom_samplers["NORMAL_TEXTURE"] = "texture_sampler";
actions.custom_samplers["SPECULAR_SHININESS_TEXTURE"] = "texture_sampler";
actions.custom_samplers["SCREEN_TEXTURE"] = "material_samplers[3]"; //mipmap and filter for screen texture
actions.sampler_array_name = "material_samplers";
actions.base_texture_binding_index = 1;
actions.texture_layout_set = MATERIAL_UNIFORM_SET;
actions.base_uniform_string = "material.";
actions.default_filter = ShaderLanguage::FILTER_LINEAR;
actions.default_repeat = ShaderLanguage::REPEAT_DISABLE;
actions.base_varying_index = 4;
actions.global_buffer_array_variable = "global_variables.data";
shader.compiler.initialize(actions);
}
{ //shadow rendering
Vector<String> versions;
versions.push_back("\n#define MODE_SHADOW\n"); //shadow
versions.push_back("\n#define MODE_SDF\n"); //sdf
shadow_render.shader.initialize(versions);
{
Vector<RD::AttachmentFormat> attachments;
RD::AttachmentFormat af_color;
af_color.format = RD::DATA_FORMAT_R32_SFLOAT;
af_color.usage_flags = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT;
attachments.push_back(af_color);
RD::AttachmentFormat af_depth;
af_depth.format = RD::DATA_FORMAT_D32_SFLOAT;
af_depth.usage_flags = RD::TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
attachments.push_back(af_depth);
shadow_render.framebuffer_format = RD::get_singleton()->framebuffer_format_create(attachments);
}
{
Vector<RD::AttachmentFormat> attachments;
RD::AttachmentFormat af_color;
af_color.format = RD::DATA_FORMAT_R8_UNORM;
af_color.usage_flags = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT | RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT;
attachments.push_back(af_color);
shadow_render.sdf_framebuffer_format = RD::get_singleton()->framebuffer_format_create(attachments);
}
//pipelines
Vector<RD::VertexAttribute> vf;
RD::VertexAttribute vd;
vd.format = sizeof(real_t) == sizeof(float) ? RD::DATA_FORMAT_R32G32B32_SFLOAT : RD::DATA_FORMAT_R64G64B64_SFLOAT;
vd.location = 0;
vd.offset = 0;
vd.stride = sizeof(real_t) * 3;
vf.push_back(vd);
shadow_render.vertex_format = RD::get_singleton()->vertex_format_create(vf);
vd.format = sizeof(real_t) == sizeof(float) ? RD::DATA_FORMAT_R32G32_SFLOAT : RD::DATA_FORMAT_R64G64_SFLOAT;
vd.stride = sizeof(real_t) * 2;
vf.write[0] = vd;
shadow_render.sdf_vertex_format = RD::get_singleton()->vertex_format_create(vf);
shadow_render.shader_version = shadow_render.shader.version_create();
for (int i = 0; i < 3; i++) {
RD::PipelineRasterizationState rs;
rs.cull_mode = i == 0 ? RD::POLYGON_CULL_DISABLED : (i == 1 ? RD::POLYGON_CULL_FRONT : RD::POLYGON_CULL_BACK);
RD::PipelineDepthStencilState ds;
ds.enable_depth_write = true;
ds.enable_depth_test = true;
ds.depth_compare_operator = RD::COMPARE_OP_LESS;
shadow_render.render_pipelines[i] = RD::get_singleton()->render_pipeline_create(shadow_render.shader.version_get_shader(shadow_render.shader_version, SHADOW_RENDER_MODE_SHADOW), shadow_render.framebuffer_format, shadow_render.vertex_format, RD::RENDER_PRIMITIVE_TRIANGLES, rs, RD::PipelineMultisampleState(), ds, RD::PipelineColorBlendState::create_disabled(), 0);
}
for (int i = 0; i < 2; i++) {
shadow_render.sdf_render_pipelines[i] = RD::get_singleton()->render_pipeline_create(shadow_render.shader.version_get_shader(shadow_render.shader_version, SHADOW_RENDER_MODE_SDF), shadow_render.sdf_framebuffer_format, shadow_render.sdf_vertex_format, i == 0 ? RD::RENDER_PRIMITIVE_TRIANGLES : RD::RENDER_PRIMITIVE_LINES, RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), RD::PipelineDepthStencilState(), RD::PipelineColorBlendState::create_disabled(), 0);
}
}
{ //bindings
state.canvas_state_buffer = RD::get_singleton()->uniform_buffer_create(sizeof(State::Buffer));
state.lights_uniform_buffer = RD::get_singleton()->uniform_buffer_create(sizeof(LightUniform) * state.max_lights_per_render);
RD::SamplerState shadow_sampler_state;
shadow_sampler_state.mag_filter = RD::SAMPLER_FILTER_LINEAR;
shadow_sampler_state.min_filter = RD::SAMPLER_FILTER_LINEAR;
shadow_sampler_state.repeat_u = RD::SAMPLER_REPEAT_MODE_REPEAT; //shadow wrap around
shadow_sampler_state.compare_op = RD::COMPARE_OP_GREATER;
shadow_sampler_state.enable_compare = true;
state.shadow_sampler = RD::get_singleton()->sampler_create(shadow_sampler_state);
}
{
//polygon buffers
polygon_buffers.last_id = 1;
}
{ // default index buffer
Vector<uint8_t> pv;
pv.resize(6 * 4);
{
uint8_t *w = pv.ptrw();
int *p32 = (int *)w;
p32[0] = 0;
p32[1] = 1;
p32[2] = 2;
p32[3] = 0;
p32[4] = 2;
p32[5] = 3;
}
shader.quad_index_buffer = RD::get_singleton()->index_buffer_create(6, RenderingDevice::INDEX_BUFFER_FORMAT_UINT32, pv);
shader.quad_index_array = RD::get_singleton()->index_array_create(shader.quad_index_buffer, 0, 6);
}
{ //primitive
primitive_arrays.index_array[0] = shader.quad_index_array = RD::get_singleton()->index_array_create(shader.quad_index_buffer, 0, 1);
primitive_arrays.index_array[1] = shader.quad_index_array = RD::get_singleton()->index_array_create(shader.quad_index_buffer, 0, 2);
primitive_arrays.index_array[2] = shader.quad_index_array = RD::get_singleton()->index_array_create(shader.quad_index_buffer, 0, 3);
primitive_arrays.index_array[3] = shader.quad_index_array = RD::get_singleton()->index_array_create(shader.quad_index_buffer, 0, 6);
}
{ //default skeleton buffer
shader.default_skeleton_uniform_buffer = RD::get_singleton()->uniform_buffer_create(sizeof(SkeletonUniform));
SkeletonUniform su;
_update_transform_2d_to_mat4(Transform2D(), su.skeleton_inverse);
_update_transform_2d_to_mat4(Transform2D(), su.skeleton_transform);
RD::get_singleton()->buffer_update(shader.default_skeleton_uniform_buffer, 0, sizeof(SkeletonUniform), &su);
shader.default_skeleton_texture_buffer = RD::get_singleton()->texture_buffer_create(32, RD::DATA_FORMAT_R32G32B32A32_SFLOAT);
}
{
//default shadow texture to keep uniform set happy
RD::TextureFormat tf;
tf.texture_type = RD::TEXTURE_TYPE_2D;
tf.width = 4;
tf.height = 4;
tf.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT;
tf.format = RD::DATA_FORMAT_R32_SFLOAT;
state.shadow_texture = RD::get_singleton()->texture_create(tf, RD::TextureView());
}
{
Vector<RD::Uniform> uniforms;
{
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
u.binding = 0;
u.ids.push_back(storage->get_default_rd_storage_buffer());
uniforms.push_back(u);
}
state.default_transforms_uniform_set = RD::get_singleton()->uniform_set_create(uniforms, shader.default_version_rd_shader, TRANSFORMS_UNIFORM_SET);
}
default_canvas_texture = storage->canvas_texture_allocate();
storage->canvas_texture_initialize(default_canvas_texture);
state.shadow_texture_size = GLOBAL_GET("rendering/2d/shadow_atlas/size");
//create functions for shader and material
storage->shader_set_data_request_function(RendererStorageRD::SHADER_TYPE_2D, _create_shader_funcs);
storage->material_set_data_request_function(RendererStorageRD::SHADER_TYPE_2D, _create_material_funcs);
state.time = 0;
{
default_canvas_group_shader = storage->shader_allocate();
storage->shader_initialize(default_canvas_group_shader);
storage->shader_set_code(default_canvas_group_shader, "shader_type canvas_item; \nvoid fragment() {\n\tvec4 c = textureLod(SCREEN_TEXTURE,SCREEN_UV,0.0); if (c.a > 0.0001) c.rgb/=c.a; COLOR *= c; \n}\n");
default_canvas_group_material = storage->material_allocate();
storage->material_initialize(default_canvas_group_material);
storage->material_set_shader(default_canvas_group_material, default_canvas_group_shader);
}
static_assert(sizeof(PushConstant) == 128);
}
bool RendererCanvasRenderRD::free(RID p_rid) {
if (canvas_light_owner.owns(p_rid)) {
CanvasLight *cl = canvas_light_owner.getornull(p_rid);
ERR_FAIL_COND_V(!cl, false);
light_set_use_shadow(p_rid, false);
canvas_light_owner.free(p_rid);
} else if (occluder_polygon_owner.owns(p_rid)) {
occluder_polygon_set_shape(p_rid, Vector<Vector2>(), false);
occluder_polygon_owner.free(p_rid);
} else {
return false;
}
return true;
}
void RendererCanvasRenderRD::set_shadow_texture_size(int p_size) {
p_size = nearest_power_of_2_templated(p_size);
if (p_size == state.shadow_texture_size) {
return;
}
state.shadow_texture_size = p_size;
if (state.shadow_fb.is_valid()) {
RD::get_singleton()->free(state.shadow_texture);
RD::get_singleton()->free(state.shadow_depth_texture);
state.shadow_fb = RID();
{
//create a default shadow texture to keep uniform set happy (and that it gets erased when a new one is created)
RD::TextureFormat tf;
tf.texture_type = RD::TEXTURE_TYPE_2D;
tf.width = 4;
tf.height = 4;
tf.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT;
tf.format = RD::DATA_FORMAT_R32_SFLOAT;
state.shadow_texture = RD::get_singleton()->texture_create(tf, RD::TextureView());
}
}
}
RendererCanvasRenderRD::~RendererCanvasRenderRD() {
//canvas state
storage->free(default_canvas_group_material);
storage->free(default_canvas_group_shader);
{
if (state.canvas_state_buffer.is_valid()) {
RD::get_singleton()->free(state.canvas_state_buffer);
}
memdelete_arr(state.light_uniforms);
RD::get_singleton()->free(state.lights_uniform_buffer);
RD::get_singleton()->free(shader.default_skeleton_uniform_buffer);
RD::get_singleton()->free(shader.default_skeleton_texture_buffer);
}
//shadow rendering
{
shadow_render.shader.version_free(shadow_render.shader_version);
//this will also automatically clear all pipelines
RD::get_singleton()->free(state.shadow_sampler);
}
//bindings
//shaders
shader.canvas_shader.version_free(shader.default_version);
//buffers
{
RD::get_singleton()->free(shader.quad_index_array);
RD::get_singleton()->free(shader.quad_index_buffer);
//primitives are erase by dependency
}
if (state.shadow_fb.is_valid()) {
RD::get_singleton()->free(state.shadow_depth_texture);
}
RD::get_singleton()->free(state.shadow_texture);
storage->free(default_canvas_texture);
//pipelines don't need freeing, they are all gone after shaders are gone
}