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VKShader: Fix incorrect loading of binary shaders

This commit is contained in:
Stenzek 2018-02-25 01:09:32 +10:00
parent 1ddc4c5568
commit 24df896eb8
1 changed files with 6 additions and 14 deletions
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20
Source/Core/VideoBackends/Vulkan/VKShader.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "Common/Align.h"
#include "Common/Assert.h"
#include "VideoBackends/Vulkan/ShaderCompiler.h"
@ -103,20 +104,11 @@ std::unique_ptr<VKShader> VKShader::CreateFromSource(ShaderStage stage, const ch
std::unique_ptr<VKShader> VKShader::CreateFromBinary(ShaderStage stage, const void* data,
size_t length)
{
ShaderCompiler::SPIRVCodeVector spv;
const size_t size_in_words = sizeof(length) / sizeof(ShaderCompiler::SPIRVCodeType);
if (size_in_words > 0)
{
spv.resize(length / size_in_words);
std::memcpy(spv.data(), data, size_in_words);
}
// Non-aligned code sizes, unlikely (unless using VK_NV_glsl).
if ((length % sizeof(ShaderCompiler::SPIRVCodeType)) != 0)
{
spv.resize(size_in_words + 1);
std::memcpy(&spv[size_in_words], data, (length % sizeof(ShaderCompiler::SPIRVCodeType)));
}
const size_t size_in_words = Common::AlignUp(length, sizeof(ShaderCompiler::SPIRVCodeType)) /
sizeof(ShaderCompiler::SPIRVCodeType);
ShaderCompiler::SPIRVCodeVector spv(size_in_words);
if (length > 0)
std::memcpy(spv.data(), data, length);
return CreateShaderObject(stage, std::move(spv));
}