65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
// Copyright (c) Wojciech Figat. All rights reserved.
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#include "Shader.h"
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#include "Engine/Core/Log.h"
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#include "Engine/Graphics/GPUDevice.h"
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#include "Engine/Graphics/Shaders/GPUShader.h"
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#include "Engine/Content/Upgraders/ShaderAssetUpgrader.h"
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#include "Engine/Content/Factories/BinaryAssetFactory.h"
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#include "Engine/Serialization/MemoryReadStream.h"
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REGISTER_BINARY_ASSET_WITH_UPGRADER(Shader, "FlaxEngine.Shader", ShaderAssetUpgrader, false);
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Shader::Shader(const SpawnParams& params, const AssetInfo* info)
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: ShaderAssetTypeBase<BinaryAsset>(params, info)
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{
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ASSERT(GPUDevice::Instance);
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_shader = GPUDevice::Instance->CreateShader(info->Path);
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ASSERT(_shader);
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GPU = _shader;
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}
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Shader::~Shader()
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{
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Delete(_shader);
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}
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Asset::LoadResult Shader::load()
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{
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// Special case for Null renderer that doesn't need shaders
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if (IsNullRenderer())
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{
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return LoadResult::Ok;
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}
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// Load shader cache (it may call compilation or gather cached data)
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ShaderCacheResult shaderCache;
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if (LoadShaderCache(shaderCache))
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{
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LOG(Error, "Cannot load \'{0}\' shader cache.", ToString());
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return LoadResult::Failed;
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}
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MemoryReadStream shaderCacheStream(shaderCache.Data.Get(), shaderCache.Data.Length());
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// Create shader from cache
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if (_shader->Create(shaderCacheStream))
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{
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LOG(Error, "Cannot load shader \'{0}\'", ToString());
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return LoadResult::Failed;
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}
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#if COMPILE_WITH_SHADER_COMPILER
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RegisterForShaderReloads(this, shaderCache);
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#endif
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return LoadResult::Ok;
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}
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void Shader::unload(bool isReloading)
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{
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#if COMPILE_WITH_SHADER_COMPILER
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UnregisterForShaderReloads(this);
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#endif
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_shader->ReleaseGPU();
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}
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