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gl_rasterizer: Fix nullptr dereference on disabled buffers

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This commit is contained in:
ReinUsesLisp 2019-07-05 23:49:45 -03:00
parent 7ecf64257a
commit f7691ebe57
3 changed files with 5 additions and 5 deletions
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4
src/video_core/buffer_cache.h
View file

@ -162,6 +162,8 @@ public:
return std::exchange(invalidated, false);
}
virtual const BufferType* GetEmptyBuffer(std::size_t size) = 0;
protected:
void FlushObjectInner(const Buffer& entry) override {
DownloadBufferData(entry->GetBuffer(), 0, entry->GetSize(), entry->GetWritableHostPtr());
@ -171,8 +173,6 @@ protected:
virtual const BufferType* ToHandle(const BufferStorageType& storage) = 0;
virtual const BufferType* GetEmptyBuffer(std::size_t size) = 0;
virtual void UploadBufferData(const BufferStorageType& buffer, std::size_t offset,
std::size_t size, const u8* data) = 0;

4
src/video_core/renderer_opengl/gl_buffer_cache.h
View file

@ -27,13 +27,13 @@ public:
std::size_t stream_size);
~OGLBufferCache();
const GLuint* GetEmptyBuffer(std::size_t) override;
protected:
OGLBuffer CreateBuffer(std::size_t size) override;
const GLuint* ToHandle(const OGLBuffer& buffer) override;
const GLuint* GetEmptyBuffer(std::size_t) override;
void UploadBufferData(const OGLBuffer& buffer, std::size_t offset, std::size_t size,
const u8* data) override;

2
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -788,7 +788,7 @@ void RasterizerOpenGL::SetupConstBuffer(const Tegra::Engines::ConstBufferInfo& b
const GLShader::ConstBufferEntry& entry) {
if (!buffer.enabled) {
// Set values to zero to unbind buffers
bind_ubo_pushbuffer.Push(0, 0, 0);
bind_ubo_pushbuffer.Push(buffer_cache.GetEmptyBuffer(sizeof(float)), 0, sizeof(float));
return;
}