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Merge pull request #64167 from clayjohn/screen-texture-hint

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Add shader uniform hints for screen textures
This commit is contained in:
Max Hilbrunner
2022-08-19 21:51:39 +02:00
committed by GitHub
parent 117c530e1d 028ef2edc8
commit 019d6584ee
14 changed files with 189 additions and 51 deletions
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29
servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
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@@ -1361,6 +1361,7 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
Item *ci = p_item_list;
Rect2 back_buffer_rect;
bool backbuffer_copy = false;
bool backbuffer_gen_mipmaps = false;
Item *canvas_group_owner = nullptr;
@@ -1389,6 +1390,7 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
if (!material_screen_texture_found) {
backbuffer_copy = true;
back_buffer_rect = Rect2();
backbuffer_gen_mipmaps = md->shader_data->uses_screen_texture_mipmaps;
}
}
@@ -1474,9 +1476,10 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
_render_items(p_to_render_target, item_count, canvas_transform_inverse, p_light_list);
item_count = 0;
texture_storage->render_target_copy_to_back_buffer(p_to_render_target, back_buffer_rect, true);
texture_storage->render_target_copy_to_back_buffer(p_to_render_target, back_buffer_rect, backbuffer_gen_mipmaps);
backbuffer_copy = false;
backbuffer_gen_mipmaps = false;
material_screen_texture_found = true; //after a backbuffer copy, screen texture makes no further copies
}
@@ -1980,6 +1983,7 @@ void RendererCanvasRenderRD::CanvasShaderData::set_code(const String &p_code) {
ubo_size = 0;
uniforms.clear();
uses_screen_texture = false;
uses_screen_texture_mipmaps = false;
uses_sdf = false;
uses_time = false;
@@ -1990,7 +1994,6 @@ void RendererCanvasRenderRD::CanvasShaderData::set_code(const String &p_code) {
ShaderCompiler::GeneratedCode gen_code;
int blend_mode = BLEND_MODE_MIX;
uses_screen_texture = false;
ShaderCompiler::IdentifierActions actions;
actions.entry_point_stages["vertex"] = ShaderCompiler::STAGE_VERTEX;
@@ -2015,6 +2018,8 @@ void RendererCanvasRenderRD::CanvasShaderData::set_code(const String &p_code) {
Error err = canvas_singleton->shader.compiler.compile(RS::SHADER_CANVAS_ITEM, code, &actions, path, gen_code);
ERR_FAIL_COND_MSG(err != OK, "Shader compilation failed.");
uses_screen_texture_mipmaps = gen_code.uses_screen_texture_mipmaps;
if (version.is_null()) {
version = canvas_singleton->shader.canvas_shader.version_create();
}
@@ -2025,12 +2030,16 @@ void RendererCanvasRenderRD::CanvasShaderData::set_code(const String &p_code) {
for (int i = 0; i < gen_code.defines.size(); i++) {
print_line(gen_code.defines[i]);
}
HashMap<String, String>::Iterator el = gen_code.code.begin();
while (el) {
print_line("\n**code " + el->key + ":\n" + el->value);
++el;
}
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);
print_line("\n**vertex_globals:\n" + gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX]);
print_line("\n**fragment_globals:\n" + gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT]);
#endif
canvas_singleton->shader.canvas_shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX], gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT], gen_code.defines);
ERR_FAIL_COND(!canvas_singleton->shader.canvas_shader.version_is_valid(version));
@@ -2175,7 +2184,11 @@ void RendererCanvasRenderRD::CanvasShaderData::get_shader_uniform_list(List<Prop
HashMap<int, StringName> order;
for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) {
if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) {
if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL ||
E.value.hint == ShaderLanguage::ShaderNode::Uniform::HINT_SCREEN_TEXTURE ||
E.value.hint == ShaderLanguage::ShaderNode::Uniform::HINT_NORMAL_ROUGHNESS_TEXTURE ||
E.value.hint == ShaderLanguage::ShaderNode::Uniform::HINT_DEPTH_TEXTURE) {
// Don't expose any of these.
continue;
}
if (E.value.texture_order >= 0) {