806 lines
35 KiB
C++
806 lines
35 KiB
C++
/*************************************************************************/
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/* scene_shader_forward_clustered.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "scene_shader_forward_clustered.h"
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#include "core/config/project_settings.h"
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#include "render_forward_clustered.h"
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using namespace RendererSceneRenderImplementation;
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void SceneShaderForwardClustered::ShaderData::set_code(const String &p_code) {
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//compile
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code = p_code;
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valid = false;
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ubo_size = 0;
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uniforms.clear();
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uses_screen_texture = false;
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if (code == String()) {
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return; //just invalid, but no error
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}
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ShaderCompilerRD::GeneratedCode gen_code;
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int blend_mode = BLEND_MODE_MIX;
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int depth_testi = DEPTH_TEST_ENABLED;
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int alpha_antialiasing_mode = ALPHA_ANTIALIASING_OFF;
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int cull = CULL_BACK;
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uses_point_size = false;
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uses_alpha = false;
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uses_blend_alpha = false;
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uses_depth_pre_pass = false;
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uses_discard = false;
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uses_roughness = false;
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uses_normal = false;
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bool wireframe = false;
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unshaded = false;
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uses_vertex = false;
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uses_sss = false;
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uses_transmittance = false;
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uses_screen_texture = false;
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uses_depth_texture = false;
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uses_normal_texture = false;
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uses_time = false;
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writes_modelview_or_projection = false;
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uses_world_coordinates = false;
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uses_particle_trails = false;
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int depth_drawi = DEPTH_DRAW_OPAQUE;
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ShaderCompilerRD::IdentifierActions actions;
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actions.entry_point_stages["vertex"] = ShaderCompilerRD::STAGE_VERTEX;
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actions.entry_point_stages["fragment"] = ShaderCompilerRD::STAGE_FRAGMENT;
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actions.entry_point_stages["light"] = ShaderCompilerRD::STAGE_FRAGMENT;
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actions.render_mode_values["blend_add"] = Pair<int *, int>(&blend_mode, BLEND_MODE_ADD);
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actions.render_mode_values["blend_mix"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MIX);
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actions.render_mode_values["blend_sub"] = Pair<int *, int>(&blend_mode, BLEND_MODE_SUB);
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actions.render_mode_values["blend_mul"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MUL);
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actions.render_mode_values["alpha_to_coverage"] = Pair<int *, int>(&alpha_antialiasing_mode, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE);
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actions.render_mode_values["alpha_to_coverage_and_one"] = Pair<int *, int>(&alpha_antialiasing_mode, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE_AND_TO_ONE);
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actions.render_mode_values["depth_draw_never"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_DISABLED);
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actions.render_mode_values["depth_draw_opaque"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_OPAQUE);
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actions.render_mode_values["depth_draw_always"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_ALWAYS);
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actions.render_mode_values["depth_test_disabled"] = Pair<int *, int>(&depth_testi, DEPTH_TEST_DISABLED);
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actions.render_mode_values["cull_disabled"] = Pair<int *, int>(&cull, CULL_DISABLED);
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actions.render_mode_values["cull_front"] = Pair<int *, int>(&cull, CULL_FRONT);
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actions.render_mode_values["cull_back"] = Pair<int *, int>(&cull, CULL_BACK);
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actions.render_mode_flags["unshaded"] = &unshaded;
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actions.render_mode_flags["wireframe"] = &wireframe;
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actions.render_mode_flags["particle_trails"] = &uses_particle_trails;
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actions.usage_flag_pointers["ALPHA"] = &uses_alpha;
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actions.render_mode_flags["depth_prepass_alpha"] = &uses_depth_pre_pass;
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actions.usage_flag_pointers["SSS_STRENGTH"] = &uses_sss;
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actions.usage_flag_pointers["SSS_TRANSMITTANCE_DEPTH"] = &uses_transmittance;
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actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture;
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actions.usage_flag_pointers["DEPTH_TEXTURE"] = &uses_depth_texture;
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actions.usage_flag_pointers["NORMAL_TEXTURE"] = &uses_normal_texture;
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actions.usage_flag_pointers["DISCARD"] = &uses_discard;
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actions.usage_flag_pointers["TIME"] = &uses_time;
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actions.usage_flag_pointers["ROUGHNESS"] = &uses_roughness;
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actions.usage_flag_pointers["NORMAL"] = &uses_normal;
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actions.usage_flag_pointers["NORMAL_MAP"] = &uses_normal;
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actions.usage_flag_pointers["POINT_SIZE"] = &uses_point_size;
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actions.usage_flag_pointers["POINT_COORD"] = &uses_point_size;
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actions.write_flag_pointers["MODELVIEW_MATRIX"] = &writes_modelview_or_projection;
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actions.write_flag_pointers["PROJECTION_MATRIX"] = &writes_modelview_or_projection;
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actions.write_flag_pointers["VERTEX"] = &uses_vertex;
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actions.uniforms = &uniforms;
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SceneShaderForwardClustered *shader_singleton = (SceneShaderForwardClustered *)SceneShaderForwardClustered::singleton;
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Error err = shader_singleton->compiler.compile(RS::SHADER_SPATIAL, code, &actions, path, gen_code);
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ERR_FAIL_COND(err != OK);
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if (version.is_null()) {
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version = shader_singleton->shader.version_create();
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}
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depth_draw = DepthDraw(depth_drawi);
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depth_test = DepthTest(depth_testi);
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#if 0
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print_line("**compiling shader:");
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print_line("**defines:\n");
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for (int i = 0; i < gen_code.defines.size(); i++) {
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print_line(gen_code.defines[i]);
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}
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Map<String, String>::Element * el = gen_code.code.front();
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while (el) {
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print_line("\n**code " + el->key() + ":\n" + el->value());
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el = el->next();
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}
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print_line("\n**uniforms:\n" + gen_code.uniforms);
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print_line("\n**vertex_globals:\n" + gen_code.stage_globals[ShaderCompilerRD::STAGE_VERTEX]);
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print_line("\n**fragment_globals:\n" + gen_code.stage_globals[ShaderCompilerRD::STAGE_FRAGMENT]);
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#endif
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shader_singleton->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);
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ERR_FAIL_COND(!shader_singleton->shader.version_is_valid(version));
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ubo_size = gen_code.uniform_total_size;
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ubo_offsets = gen_code.uniform_offsets;
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texture_uniforms = gen_code.texture_uniforms;
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//blend modes
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// if any form of Alpha Antialiasing is enabled, set the blend mode to alpha to coverage
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if (alpha_antialiasing_mode != ALPHA_ANTIALIASING_OFF) {
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blend_mode = BLEND_MODE_ALPHA_TO_COVERAGE;
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}
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RD::PipelineColorBlendState::Attachment blend_attachment;
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switch (blend_mode) {
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case BLEND_MODE_MIX: {
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blend_attachment.enable_blend = true;
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blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
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blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
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blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
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} break;
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case BLEND_MODE_ADD: {
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blend_attachment.enable_blend = true;
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blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
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blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
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uses_blend_alpha = true; //force alpha used because of blend
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} break;
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case BLEND_MODE_SUB: {
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blend_attachment.enable_blend = true;
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blend_attachment.alpha_blend_op = RD::BLEND_OP_SUBTRACT;
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blend_attachment.color_blend_op = RD::BLEND_OP_SUBTRACT;
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blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
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blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
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uses_blend_alpha = true; //force alpha used because of blend
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} break;
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case BLEND_MODE_MUL: {
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blend_attachment.enable_blend = true;
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blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_DST_COLOR;
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blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ZERO;
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blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_DST_ALPHA;
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blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ZERO;
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uses_blend_alpha = true; //force alpha used because of blend
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} break;
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case BLEND_MODE_ALPHA_TO_COVERAGE: {
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blend_attachment.enable_blend = true;
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blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
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blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
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blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
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blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
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blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ZERO;
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}
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}
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RD::PipelineColorBlendState blend_state_blend;
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blend_state_blend.attachments.push_back(blend_attachment);
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RD::PipelineColorBlendState blend_state_opaque = RD::PipelineColorBlendState::create_disabled(1);
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RD::PipelineColorBlendState blend_state_opaque_specular = RD::PipelineColorBlendState::create_disabled(2);
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RD::PipelineColorBlendState blend_state_depth_normal_roughness = RD::PipelineColorBlendState::create_disabled(1);
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RD::PipelineColorBlendState blend_state_depth_normal_roughness_giprobe = RD::PipelineColorBlendState::create_disabled(2);
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//update pipelines
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RD::PipelineDepthStencilState depth_stencil_state;
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if (depth_test != DEPTH_TEST_DISABLED) {
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depth_stencil_state.enable_depth_test = true;
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depth_stencil_state.depth_compare_operator = RD::COMPARE_OP_LESS_OR_EQUAL;
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depth_stencil_state.enable_depth_write = depth_draw != DEPTH_DRAW_DISABLED ? true : false;
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}
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for (int i = 0; i < CULL_VARIANT_MAX; i++) {
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RD::PolygonCullMode cull_mode_rd_table[CULL_VARIANT_MAX][3] = {
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{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_FRONT, RD::POLYGON_CULL_BACK },
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{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_BACK, RD::POLYGON_CULL_FRONT },
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{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_DISABLED }
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};
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RD::PolygonCullMode cull_mode_rd = cull_mode_rd_table[i][cull];
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for (int j = 0; j < RS::PRIMITIVE_MAX; j++) {
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RD::RenderPrimitive primitive_rd_table[RS::PRIMITIVE_MAX] = {
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RD::RENDER_PRIMITIVE_POINTS,
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RD::RENDER_PRIMITIVE_LINES,
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RD::RENDER_PRIMITIVE_LINESTRIPS,
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RD::RENDER_PRIMITIVE_TRIANGLES,
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RD::RENDER_PRIMITIVE_TRIANGLE_STRIPS,
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};
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RD::RenderPrimitive primitive_rd = uses_point_size ? RD::RENDER_PRIMITIVE_POINTS : primitive_rd_table[j];
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for (int k = 0; k < SHADER_VERSION_MAX; k++) {
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if (!static_cast<SceneShaderForwardClustered *>(singleton)->shader.is_variant_enabled(k)) {
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continue;
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}
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RD::PipelineRasterizationState raster_state;
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raster_state.cull_mode = cull_mode_rd;
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raster_state.wireframe = wireframe;
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RD::PipelineColorBlendState blend_state;
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RD::PipelineDepthStencilState depth_stencil = depth_stencil_state;
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RD::PipelineMultisampleState multisample_state;
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if (uses_alpha || uses_blend_alpha) {
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// only allow these flags to go through if we have some form of msaa
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if (alpha_antialiasing_mode == ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE) {
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multisample_state.enable_alpha_to_coverage = true;
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} else if (alpha_antialiasing_mode == ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE_AND_TO_ONE) {
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multisample_state.enable_alpha_to_coverage = true;
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multisample_state.enable_alpha_to_one = true;
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}
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if (k == SHADER_VERSION_COLOR_PASS || k == SHADER_VERSION_COLOR_PASS_WITH_FORWARD_GI || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS) {
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blend_state = blend_state_blend;
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if (depth_draw == DEPTH_DRAW_OPAQUE) {
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depth_stencil.enable_depth_write = false; //alpha does not draw depth
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}
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} else if (uses_depth_pre_pass && (k == SHADER_VERSION_DEPTH_PASS || k == SHADER_VERSION_DEPTH_PASS_DP || k == SHADER_VERSION_DEPTH_PASS_WITH_NORMAL_AND_ROUGHNESS || k == SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL)) {
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if (k == SHADER_VERSION_DEPTH_PASS || k == SHADER_VERSION_DEPTH_PASS_DP) {
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//none, blend state contains nothing
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} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL) {
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blend_state = RD::PipelineColorBlendState::create_disabled(5); //writes to normal and roughness in opaque way
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} else {
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blend_state = blend_state_opaque; //writes to normal and roughness in opaque way
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}
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} else {
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pipelines[i][j][k].clear();
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continue; // do not use this version (will error if using it is attempted)
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}
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} else {
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if (k == SHADER_VERSION_COLOR_PASS || k == SHADER_VERSION_COLOR_PASS_WITH_FORWARD_GI || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS) {
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blend_state = blend_state_opaque;
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} else if (k == SHADER_VERSION_DEPTH_PASS || k == SHADER_VERSION_DEPTH_PASS_DP) {
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//none, leave empty
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} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_NORMAL_AND_ROUGHNESS) {
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blend_state = blend_state_depth_normal_roughness;
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} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_NORMAL_AND_ROUGHNESS_AND_GIPROBE) {
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blend_state = blend_state_depth_normal_roughness_giprobe;
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} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL) {
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blend_state = RD::PipelineColorBlendState::create_disabled(5); //writes to normal and roughness in opaque way
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} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_SDF) {
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blend_state = RD::PipelineColorBlendState(); //no color targets for SDF
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} else {
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//specular write
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blend_state = blend_state_opaque_specular;
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depth_stencil.enable_depth_test = false;
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depth_stencil.enable_depth_write = false;
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}
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}
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RID shader_variant = shader_singleton->shader.version_get_shader(version, k);
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pipelines[i][j][k].setup(shader_variant, primitive_rd, raster_state, multisample_state, depth_stencil, blend_state, 0);
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}
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}
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}
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valid = true;
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}
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void SceneShaderForwardClustered::ShaderData::set_default_texture_param(const StringName &p_name, RID p_texture) {
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if (!p_texture.is_valid()) {
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default_texture_params.erase(p_name);
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} else {
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default_texture_params[p_name] = p_texture;
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}
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}
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void SceneShaderForwardClustered::ShaderData::get_param_list(List<PropertyInfo> *p_param_list) const {
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Map<int, StringName> order;
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for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
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if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) {
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continue;
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}
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if (E->get().texture_order >= 0) {
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order[E->get().texture_order + 100000] = E->key();
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} else {
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order[E->get().order] = E->key();
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}
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}
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for (Map<int, StringName>::Element *E = order.front(); E; E = E->next()) {
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PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E->get()]);
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pi.name = E->get();
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p_param_list->push_back(pi);
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}
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}
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void SceneShaderForwardClustered::ShaderData::get_instance_param_list(List<RendererStorage::InstanceShaderParam> *p_param_list) const {
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for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
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if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) {
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continue;
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}
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RendererStorage::InstanceShaderParam p;
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p.info = ShaderLanguage::uniform_to_property_info(E->get());
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p.info.name = E->key(); //supply name
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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 SceneShaderForwardClustered::ShaderData::is_param_texture(const StringName &p_param) const {
|
|
if (!uniforms.has(p_param)) {
|
|
return false;
|
|
}
|
|
|
|
return uniforms[p_param].texture_order >= 0;
|
|
}
|
|
|
|
bool SceneShaderForwardClustered::ShaderData::is_animated() const {
|
|
return false;
|
|
}
|
|
|
|
bool SceneShaderForwardClustered::ShaderData::casts_shadows() const {
|
|
return false;
|
|
}
|
|
|
|
Variant SceneShaderForwardClustered::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 SceneShaderForwardClustered::ShaderData::get_native_source_code() const {
|
|
SceneShaderForwardClustered *shader_singleton = (SceneShaderForwardClustered *)SceneShaderForwardClustered::singleton;
|
|
|
|
return shader_singleton->shader.version_get_native_source_code(version);
|
|
}
|
|
|
|
SceneShaderForwardClustered::ShaderData::ShaderData() {
|
|
valid = false;
|
|
uses_screen_texture = false;
|
|
}
|
|
|
|
SceneShaderForwardClustered::ShaderData::~ShaderData() {
|
|
SceneShaderForwardClustered *shader_singleton = (SceneShaderForwardClustered *)SceneShaderForwardClustered::singleton;
|
|
ERR_FAIL_COND(!shader_singleton);
|
|
//pipeline variants will clear themselves if shader is gone
|
|
if (version.is_valid()) {
|
|
shader_singleton->shader.version_free(version);
|
|
}
|
|
}
|
|
|
|
RendererStorageRD::ShaderData *SceneShaderForwardClustered::_create_shader_func() {
|
|
ShaderData *shader_data = memnew(ShaderData);
|
|
return shader_data;
|
|
}
|
|
|
|
void SceneShaderForwardClustered::MaterialData::set_render_priority(int p_priority) {
|
|
priority = p_priority - RS::MATERIAL_RENDER_PRIORITY_MIN; //8 bits
|
|
}
|
|
|
|
void SceneShaderForwardClustered::MaterialData::set_next_pass(RID p_pass) {
|
|
next_pass = p_pass;
|
|
}
|
|
|
|
void SceneShaderForwardClustered::MaterialData::update_parameters(const Map<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) {
|
|
SceneShaderForwardClustered *shader_singleton = (SceneShaderForwardClustered *)SceneShaderForwardClustered::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(), RD::BARRIER_MASK_RASTER);
|
|
}
|
|
|
|
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(), true);
|
|
}
|
|
|
|
if (shader_data->ubo_size == 0 && shader_data->texture_uniforms.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, shader_singleton->shader.version_get_shader(shader_data->version, 0), RenderForwardClustered::MATERIAL_UNIFORM_SET);
|
|
}
|
|
|
|
SceneShaderForwardClustered::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 *SceneShaderForwardClustered::_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;
|
|
}
|
|
|
|
SceneShaderForwardClustered *SceneShaderForwardClustered::singleton = nullptr;
|
|
|
|
SceneShaderForwardClustered::SceneShaderForwardClustered() {
|
|
// there should be only one of these, contained within our RenderFM singleton.
|
|
singleton = this;
|
|
}
|
|
|
|
SceneShaderForwardClustered::~SceneShaderForwardClustered() {
|
|
RD::get_singleton()->free(default_vec4_xform_buffer);
|
|
RD::get_singleton()->free(shadow_sampler);
|
|
|
|
storage->free(wireframe_material_shader);
|
|
storage->free(overdraw_material_shader);
|
|
storage->free(default_shader);
|
|
|
|
storage->free(wireframe_material);
|
|
storage->free(overdraw_material);
|
|
storage->free(default_material);
|
|
}
|
|
|
|
void SceneShaderForwardClustered::init(RendererStorageRD *p_storage, const String p_defines) {
|
|
storage = p_storage;
|
|
|
|
{
|
|
Vector<String> shader_versions;
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n");
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_DUAL_PARABOLOID\n");
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_RENDER_NORMAL_ROUGHNESS\n");
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_RENDER_NORMAL_ROUGHNESS\n#define MODE_RENDER_GIPROBE\n");
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_RENDER_MATERIAL\n");
|
|
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_RENDER_SDF\n");
|
|
shader_versions.push_back("");
|
|
shader_versions.push_back("\n#define USE_FORWARD_GI\n");
|
|
shader_versions.push_back("\n#define MODE_MULTIPLE_RENDER_TARGETS\n");
|
|
shader_versions.push_back("\n#define USE_LIGHTMAP\n");
|
|
shader_versions.push_back("\n#define MODE_MULTIPLE_RENDER_TARGETS\n#define USE_LIGHTMAP\n");
|
|
shader.initialize(shader_versions, p_defines);
|
|
}
|
|
|
|
storage->shader_set_data_request_function(RendererStorageRD::SHADER_TYPE_3D, _create_shader_funcs);
|
|
storage->material_set_data_request_function(RendererStorageRD::SHADER_TYPE_3D, _create_material_funcs);
|
|
|
|
{
|
|
//shader compiler
|
|
ShaderCompilerRD::DefaultIdentifierActions actions;
|
|
|
|
actions.renames["WORLD_MATRIX"] = "world_matrix";
|
|
actions.renames["WORLD_NORMAL_MATRIX"] = "world_normal_matrix";
|
|
actions.renames["INV_CAMERA_MATRIX"] = "scene_data.inv_camera_matrix";
|
|
actions.renames["CAMERA_MATRIX"] = "scene_data.camera_matrix";
|
|
actions.renames["PROJECTION_MATRIX"] = "projection_matrix";
|
|
actions.renames["INV_PROJECTION_MATRIX"] = "scene_data.inv_projection_matrix";
|
|
actions.renames["MODELVIEW_MATRIX"] = "modelview";
|
|
actions.renames["MODELVIEW_NORMAL_MATRIX"] = "modelview_normal";
|
|
|
|
actions.renames["VERTEX"] = "vertex";
|
|
actions.renames["NORMAL"] = "normal";
|
|
actions.renames["TANGENT"] = "tangent";
|
|
actions.renames["BINORMAL"] = "binormal";
|
|
actions.renames["POSITION"] = "position";
|
|
actions.renames["UV"] = "uv_interp";
|
|
actions.renames["UV2"] = "uv2_interp";
|
|
actions.renames["COLOR"] = "color_interp";
|
|
actions.renames["POINT_SIZE"] = "gl_PointSize";
|
|
actions.renames["INSTANCE_ID"] = "gl_InstanceIndex";
|
|
|
|
actions.renames["ALPHA_SCISSOR_THRESHOLD"] = "alpha_scissor_threshold";
|
|
actions.renames["ALPHA_HASH_SCALE"] = "alpha_hash_scale";
|
|
actions.renames["ALPHA_ANTIALIASING_EDGE"] = "alpha_antialiasing_edge";
|
|
actions.renames["ALPHA_TEXTURE_COORDINATE"] = "alpha_texture_coordinate";
|
|
|
|
//builtins
|
|
|
|
actions.renames["TIME"] = "scene_data.time";
|
|
actions.renames["VIEWPORT_SIZE"] = "scene_data.viewport_size";
|
|
|
|
actions.renames["FRAGCOORD"] = "gl_FragCoord";
|
|
actions.renames["FRONT_FACING"] = "gl_FrontFacing";
|
|
actions.renames["NORMAL_MAP"] = "normal_map";
|
|
actions.renames["NORMAL_MAP_DEPTH"] = "normal_map_depth";
|
|
actions.renames["ALBEDO"] = "albedo";
|
|
actions.renames["ALPHA"] = "alpha";
|
|
actions.renames["METALLIC"] = "metallic";
|
|
actions.renames["SPECULAR"] = "specular";
|
|
actions.renames["ROUGHNESS"] = "roughness";
|
|
actions.renames["RIM"] = "rim";
|
|
actions.renames["RIM_TINT"] = "rim_tint";
|
|
actions.renames["CLEARCOAT"] = "clearcoat";
|
|
actions.renames["CLEARCOAT_GLOSS"] = "clearcoat_gloss";
|
|
actions.renames["ANISOTROPY"] = "anisotropy";
|
|
actions.renames["ANISOTROPY_FLOW"] = "anisotropy_flow";
|
|
actions.renames["SSS_STRENGTH"] = "sss_strength";
|
|
actions.renames["SSS_TRANSMITTANCE_COLOR"] = "transmittance_color";
|
|
actions.renames["SSS_TRANSMITTANCE_DEPTH"] = "transmittance_depth";
|
|
actions.renames["SSS_TRANSMITTANCE_CURVE"] = "transmittance_curve";
|
|
actions.renames["SSS_TRANSMITTANCE_BOOST"] = "transmittance_boost";
|
|
actions.renames["BACKLIGHT"] = "backlight";
|
|
actions.renames["AO"] = "ao";
|
|
actions.renames["AO_LIGHT_AFFECT"] = "ao_light_affect";
|
|
actions.renames["EMISSION"] = "emission";
|
|
actions.renames["POINT_COORD"] = "gl_PointCoord";
|
|
actions.renames["INSTANCE_CUSTOM"] = "instance_custom";
|
|
actions.renames["SCREEN_UV"] = "screen_uv";
|
|
actions.renames["SCREEN_TEXTURE"] = "color_buffer";
|
|
actions.renames["DEPTH_TEXTURE"] = "depth_buffer";
|
|
actions.renames["NORMAL_ROUGHNESS_TEXTURE"] = "normal_roughness_buffer";
|
|
actions.renames["DEPTH"] = "gl_FragDepth";
|
|
actions.renames["OUTPUT_IS_SRGB"] = "true";
|
|
actions.renames["FOG"] = "custom_fog";
|
|
actions.renames["RADIANCE"] = "custom_radiance";
|
|
actions.renames["IRRADIANCE"] = "custom_irradiance";
|
|
actions.renames["BONE_INDICES"] = "bone_attrib";
|
|
actions.renames["BONE_WEIGHTS"] = "weight_attrib";
|
|
actions.renames["CUSTOM0"] = "custom0_attrib";
|
|
actions.renames["CUSTOM1"] = "custom1_attrib";
|
|
actions.renames["CUSTOM2"] = "custom2_attrib";
|
|
actions.renames["CUSTOM3"] = "custom3_attrib";
|
|
|
|
//for light
|
|
actions.renames["VIEW"] = "view";
|
|
actions.renames["LIGHT_COLOR"] = "light_color";
|
|
actions.renames["LIGHT"] = "light";
|
|
actions.renames["ATTENUATION"] = "attenuation";
|
|
actions.renames["SHADOW_ATTENUATION"] = "shadow_attenuation";
|
|
actions.renames["DIFFUSE_LIGHT"] = "diffuse_light";
|
|
actions.renames["SPECULAR_LIGHT"] = "specular_light";
|
|
|
|
actions.usage_defines["NORMAL"] = "#define NORMAL_USED\n";
|
|
actions.usage_defines["TANGENT"] = "#define TANGENT_USED\n";
|
|
actions.usage_defines["BINORMAL"] = "@TANGENT";
|
|
actions.usage_defines["RIM"] = "#define LIGHT_RIM_USED\n";
|
|
actions.usage_defines["RIM_TINT"] = "@RIM";
|
|
actions.usage_defines["CLEARCOAT"] = "#define LIGHT_CLEARCOAT_USED\n";
|
|
actions.usage_defines["CLEARCOAT_GLOSS"] = "@CLEARCOAT";
|
|
actions.usage_defines["ANISOTROPY"] = "#define LIGHT_ANISOTROPY_USED\n";
|
|
actions.usage_defines["ANISOTROPY_FLOW"] = "@ANISOTROPY";
|
|
actions.usage_defines["AO"] = "#define AO_USED\n";
|
|
actions.usage_defines["AO_LIGHT_AFFECT"] = "#define AO_USED\n";
|
|
actions.usage_defines["UV"] = "#define UV_USED\n";
|
|
actions.usage_defines["UV2"] = "#define UV2_USED\n";
|
|
actions.usage_defines["BONE_INDICES"] = "#define BONES_USED\n";
|
|
actions.usage_defines["BONE_WEIGHTS"] = "#define WEIGHTS_USED\n";
|
|
actions.usage_defines["CUSTOM0"] = "#define CUSTOM0\n";
|
|
actions.usage_defines["CUSTOM1"] = "#define CUSTOM1\n";
|
|
actions.usage_defines["CUSTOM2"] = "#define CUSTOM2\n";
|
|
actions.usage_defines["CUSTOM3"] = "#define CUSTOM3\n";
|
|
actions.usage_defines["NORMAL_MAP"] = "#define NORMAL_MAP_USED\n";
|
|
actions.usage_defines["NORMAL_MAP_DEPTH"] = "@NORMAL_MAP";
|
|
actions.usage_defines["COLOR"] = "#define COLOR_USED\n";
|
|
actions.usage_defines["INSTANCE_CUSTOM"] = "#define ENABLE_INSTANCE_CUSTOM\n";
|
|
actions.usage_defines["POSITION"] = "#define OVERRIDE_POSITION\n";
|
|
|
|
actions.usage_defines["ALPHA_SCISSOR_THRESHOLD"] = "#define ALPHA_SCISSOR_USED\n";
|
|
actions.usage_defines["ALPHA_HASH_SCALE"] = "#define ALPHA_HASH_USED\n";
|
|
actions.usage_defines["ALPHA_ANTIALIASING_EDGE"] = "#define ALPHA_ANTIALIASING_EDGE_USED\n";
|
|
actions.usage_defines["ALPHA_TEXTURE_COORDINATE"] = "@ALPHA_ANTIALIASING_EDGE";
|
|
|
|
actions.usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n";
|
|
actions.usage_defines["SSS_TRANSMITTANCE_DEPTH"] = "#define ENABLE_TRANSMITTANCE\n";
|
|
actions.usage_defines["BACKLIGHT"] = "#define LIGHT_BACKLIGHT_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["DIFFUSE_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
|
|
actions.usage_defines["SPECULAR_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
|
|
|
|
actions.usage_defines["FOG"] = "#define CUSTOM_FOG_USED\n";
|
|
actions.usage_defines["RADIANCE"] = "#define CUSTOM_RADIANCE_USED\n";
|
|
actions.usage_defines["IRRADIANCE"] = "#define CUSTOM_IRRADIANCE_USED\n";
|
|
|
|
actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
|
|
actions.render_mode_defines["world_vertex_coords"] = "#define VERTEX_WORLD_COORDS_USED\n";
|
|
actions.render_mode_defines["ensure_correct_normals"] = "#define ENSURE_CORRECT_NORMALS\n";
|
|
actions.render_mode_defines["cull_front"] = "#define DO_SIDE_CHECK\n";
|
|
actions.render_mode_defines["cull_disabled"] = "#define DO_SIDE_CHECK\n";
|
|
actions.render_mode_defines["particle_trails"] = "#define USE_PARTICLE_TRAILS\n";
|
|
|
|
bool force_lambert = GLOBAL_GET("rendering/shading/overrides/force_lambert_over_burley");
|
|
|
|
if (!force_lambert) {
|
|
actions.render_mode_defines["diffuse_burley"] = "#define DIFFUSE_BURLEY\n";
|
|
}
|
|
|
|
actions.render_mode_defines["diffuse_oren_nayar"] = "#define DIFFUSE_OREN_NAYAR\n";
|
|
actions.render_mode_defines["diffuse_lambert_wrap"] = "#define DIFFUSE_LAMBERT_WRAP\n";
|
|
actions.render_mode_defines["diffuse_toon"] = "#define DIFFUSE_TOON\n";
|
|
|
|
actions.render_mode_defines["sss_mode_skin"] = "#define SSS_MODE_SKIN\n";
|
|
|
|
bool force_blinn = GLOBAL_GET("rendering/shading/overrides/force_blinn_over_ggx");
|
|
|
|
if (!force_blinn) {
|
|
actions.render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_SCHLICK_GGX\n";
|
|
} else {
|
|
actions.render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_BLINN\n";
|
|
}
|
|
|
|
actions.render_mode_defines["specular_blinn"] = "#define SPECULAR_BLINN\n";
|
|
actions.render_mode_defines["specular_phong"] = "#define SPECULAR_PHONG\n";
|
|
actions.render_mode_defines["specular_toon"] = "#define SPECULAR_TOON\n";
|
|
actions.render_mode_defines["specular_disabled"] = "#define SPECULAR_DISABLED\n";
|
|
actions.render_mode_defines["shadows_disabled"] = "#define SHADOWS_DISABLED\n";
|
|
actions.render_mode_defines["ambient_light_disabled"] = "#define AMBIENT_LIGHT_DISABLED\n";
|
|
actions.render_mode_defines["shadow_to_opacity"] = "#define USE_SHADOW_TO_OPACITY\n";
|
|
actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n";
|
|
|
|
actions.sampler_array_name = "material_samplers";
|
|
actions.base_texture_binding_index = 1;
|
|
actions.texture_layout_set = RenderForwardClustered::MATERIAL_UNIFORM_SET;
|
|
actions.base_uniform_string = "material.";
|
|
actions.base_varying_index = 10;
|
|
|
|
actions.default_filter = ShaderLanguage::FILTER_LINEAR_MIPMAP;
|
|
actions.default_repeat = ShaderLanguage::REPEAT_ENABLE;
|
|
actions.global_buffer_array_variable = "global_variables.data";
|
|
actions.instance_uniform_index_variable = "instances.data[instance_index].instance_uniforms_ofs";
|
|
|
|
compiler.initialize(actions);
|
|
}
|
|
|
|
{
|
|
//default material and shader
|
|
default_shader = storage->shader_allocate();
|
|
storage->shader_initialize(default_shader);
|
|
storage->shader_set_code(default_shader, "shader_type spatial; void vertex() { ROUGHNESS = 0.8; } void fragment() { ALBEDO=vec3(0.6); ROUGHNESS=0.8; METALLIC=0.2; } \n");
|
|
default_material = storage->material_allocate();
|
|
storage->material_initialize(default_material);
|
|
storage->material_set_shader(default_material, default_shader);
|
|
|
|
MaterialData *md = (MaterialData *)storage->material_get_data(default_material, RendererStorageRD::SHADER_TYPE_3D);
|
|
default_shader_rd = shader.version_get_shader(md->shader_data->version, SHADER_VERSION_COLOR_PASS);
|
|
default_shader_sdfgi_rd = shader.version_get_shader(md->shader_data->version, SHADER_VERSION_DEPTH_PASS_WITH_SDF);
|
|
}
|
|
|
|
{
|
|
overdraw_material_shader = storage->shader_allocate();
|
|
storage->shader_initialize(overdraw_material_shader);
|
|
storage->shader_set_code(overdraw_material_shader, "shader_type spatial;\nrender_mode blend_add,unshaded;\n void fragment() { ALBEDO=vec3(0.4,0.8,0.8); ALPHA=0.2; }");
|
|
overdraw_material = storage->material_allocate();
|
|
storage->material_initialize(overdraw_material);
|
|
storage->material_set_shader(overdraw_material, overdraw_material_shader);
|
|
|
|
wireframe_material_shader = storage->shader_allocate();
|
|
storage->shader_initialize(wireframe_material_shader);
|
|
storage->shader_set_code(wireframe_material_shader, "shader_type spatial;\nrender_mode wireframe,unshaded;\n void fragment() { ALBEDO=vec3(0.0,0.0,0.0); }");
|
|
wireframe_material = storage->material_allocate();
|
|
storage->material_initialize(wireframe_material);
|
|
storage->material_set_shader(wireframe_material, wireframe_material_shader);
|
|
}
|
|
|
|
{
|
|
default_vec4_xform_buffer = RD::get_singleton()->storage_buffer_create(256);
|
|
Vector<RD::Uniform> uniforms;
|
|
RD::Uniform u;
|
|
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
|
|
u.ids.push_back(default_vec4_xform_buffer);
|
|
u.binding = 0;
|
|
uniforms.push_back(u);
|
|
|
|
default_vec4_xform_uniform_set = RD::get_singleton()->uniform_set_create(uniforms, default_shader_rd, RenderForwardClustered::TRANSFORMS_UNIFORM_SET);
|
|
}
|
|
{
|
|
RD::SamplerState sampler;
|
|
sampler.mag_filter = RD::SAMPLER_FILTER_LINEAR;
|
|
sampler.min_filter = RD::SAMPLER_FILTER_LINEAR;
|
|
sampler.enable_compare = true;
|
|
sampler.compare_op = RD::COMPARE_OP_LESS;
|
|
shadow_sampler = RD::get_singleton()->sampler_create(sampler);
|
|
}
|
|
}
|