/**************************************************************************/ /* rendering_shader_container_vulkan.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* 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 */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #include "rendering_shader_container_vulkan.h" #include "thirdparty/misc/smolv.h" // RenderingShaderContainerVulkan const uint32_t RenderingShaderContainerVulkan::FORMAT_VERSION = 1; uint32_t RenderingShaderContainerVulkan::_format() const { return 0x43565053; } uint32_t RenderingShaderContainerVulkan::_format_version() const { return FORMAT_VERSION; } bool RenderingShaderContainerVulkan::_set_code_from_spirv(const Vector &p_spirv) { PackedByteArray code_bytes; shaders.resize(p_spirv.size()); for (int64_t i = 0; i < p_spirv.size(); i++) { RenderingShaderContainer::Shader &shader = shaders.ptrw()[i]; if (debug_info_enabled) { // Store SPIR-V as is when debug info is required. shader.code_compressed_bytes = p_spirv[i].spirv; shader.code_compression_flags = 0; shader.code_decompressed_size = 0; } else { // Encode into smolv. smolv::ByteArray smolv_bytes; bool smolv_encoded = smolv::Encode(p_spirv[i].spirv.ptr(), p_spirv[i].spirv.size(), smolv_bytes, smolv::kEncodeFlagStripDebugInfo); ERR_FAIL_COND_V_MSG(!smolv_encoded, false, "Failed to compress SPIR-V into smolv."); code_bytes.resize(smolv_bytes.size()); memcpy(code_bytes.ptrw(), smolv_bytes.data(), code_bytes.size()); // Compress. uint32_t compressed_size = 0; shader.code_decompressed_size = code_bytes.size(); shader.code_compressed_bytes.resize(code_bytes.size()); bool compressed = compress_code(code_bytes.ptr(), code_bytes.size(), shader.code_compressed_bytes.ptrw(), &compressed_size, &shader.code_compression_flags); ERR_FAIL_COND_V_MSG(!compressed, false, vformat("Failed to compress native code to native for SPIR-V #%d.", i)); shader.code_compressed_bytes.resize(compressed_size); // Indicate it uses smolv for compression. shader.code_compression_flags |= COMPRESSION_FLAG_SMOLV; } shader.shader_stage = p_spirv[i].shader_stage; } return true; } RenderingShaderContainerVulkan::RenderingShaderContainerVulkan(bool p_debug_info_enabled) { debug_info_enabled = p_debug_info_enabled; } // RenderingShaderContainerFormatVulkan Ref RenderingShaderContainerFormatVulkan::create_container() const { return memnew(RenderingShaderContainerVulkan(debug_info_enabled)); } RenderingDeviceCommons::ShaderLanguageVersion RenderingShaderContainerFormatVulkan::get_shader_language_version() const { return SHADER_LANGUAGE_VULKAN_VERSION_1_1; } RenderingDeviceCommons::ShaderSpirvVersion RenderingShaderContainerFormatVulkan::get_shader_spirv_version() const { return SHADER_SPIRV_VERSION_1_3; } void RenderingShaderContainerFormatVulkan::set_debug_info_enabled(bool p_debug_info_enabled) { debug_info_enabled = p_debug_info_enabled; } RenderingShaderContainerFormatVulkan::RenderingShaderContainerFormatVulkan() {} RenderingShaderContainerFormatVulkan::~RenderingShaderContainerFormatVulkan() {}