79 lines
4.3 KiB
C++
79 lines
4.3 KiB
C++
/**************************************************************************/
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/* roughness_limiter.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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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 "roughness_limiter.h"
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#include "servers/rendering/renderer_rd/storage_rd/material_storage.h"
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#include "servers/rendering/renderer_rd/uniform_set_cache_rd.h"
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using namespace RendererRD;
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RoughnessLimiter::RoughnessLimiter() {
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// Initialize roughness limiter
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Vector<String> shader_modes;
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shader_modes.push_back("");
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shader.initialize(shader_modes);
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shader_version = shader.version_create();
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pipeline = RD::get_singleton()->compute_pipeline_create(shader.version_get_shader(shader_version, 0));
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}
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RoughnessLimiter::~RoughnessLimiter() {
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shader.version_free(shader_version);
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}
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void RoughnessLimiter::roughness_limit(RID p_source_normal, RID p_roughness, const Size2i &p_size, float p_curve) {
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UniformSetCacheRD *uniform_set_cache = UniformSetCacheRD::get_singleton();
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ERR_FAIL_NULL(uniform_set_cache);
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MaterialStorage *material_storage = MaterialStorage::get_singleton();
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ERR_FAIL_NULL(material_storage);
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push_constant.screen_size[0] = p_size.x;
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push_constant.screen_size[1] = p_size.y;
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push_constant.curve = p_curve;
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RID default_sampler = material_storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
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RID rl_shader = shader.version_get_shader(shader_version, 0);
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RD::Uniform u_source_normal(RD::UNIFORM_TYPE_SAMPLER_WITH_TEXTURE, 0, Vector<RID>({ default_sampler, p_source_normal }));
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RD::Uniform u_roughness(RD::UNIFORM_TYPE_IMAGE, 0, Vector<RID>({ p_roughness }));
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RD::ComputeListID compute_list = RD::get_singleton()->compute_list_begin();
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RD::get_singleton()->compute_list_bind_compute_pipeline(compute_list, pipeline);
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RD::get_singleton()->compute_list_bind_uniform_set(compute_list, uniform_set_cache->get_cache(rl_shader, 0, u_source_normal), 0);
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RD::get_singleton()->compute_list_bind_uniform_set(compute_list, uniform_set_cache->get_cache(rl_shader, 1, u_roughness), 1);
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RD::get_singleton()->compute_list_set_push_constant(compute_list, &push_constant, sizeof(RoughnessLimiterPushConstant)); //not used but set anyway
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RD::get_singleton()->compute_list_dispatch_threads(compute_list, p_size.x, p_size.y, 1);
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RD::get_singleton()->compute_list_end();
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}
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