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GL/StreamBuffer: Align CPU side fallback buffers

This commit is contained in:
Stenzek 2023-04-09 20:03:10 +10:00 committed by refractionpcsx2
parent 1d7a69ad40
commit 5bc9d625e7
1 changed files with 21 additions and 10 deletions
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31
common/GL/StreamBuffer.cpp
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@ -15,6 +15,7 @@
#include "StreamBuffer.h"
#include "common/Align.h"
#include "common/AlignedMalloc.h"
#include "common/Assertions.h"
#include <array>
#include <cstring>
@ -49,11 +50,14 @@ namespace GL
class BufferSubDataStreamBuffer final : public StreamBuffer
{
public:
~BufferSubDataStreamBuffer() override = default;
~BufferSubDataStreamBuffer() override
{
_aligned_free(m_cpu_buffer);
}
MappingResult Map(u32 alignment, u32 min_size) override
{
return MappingResult{static_cast<void*>(m_cpu_buffer.data()), 0, 0, m_size / alignment};
return MappingResult{static_cast<void*>(m_cpu_buffer), 0, 0, m_size / alignment};
}
void Unmap(u32 used_size) override
@ -62,7 +66,7 @@ namespace GL
return;
glBindBuffer(m_target, m_buffer_id);
glBufferSubData(m_target, 0, used_size, m_cpu_buffer.data());
glBufferSubData(m_target, 0, used_size, m_cpu_buffer);
}
u32 GetChunkSize() const override
@ -93,22 +97,27 @@ namespace GL
private:
BufferSubDataStreamBuffer(GLenum target, GLuint buffer_id, u32 size)
: StreamBuffer(target, buffer_id, size)
, m_cpu_buffer(size)
{
m_cpu_buffer = static_cast<u8*>(_aligned_malloc(size, 32));
if (!m_cpu_buffer)
pxFailRel("Failed to allocate CPU storage for GL buffer");
}
std::vector<u8> m_cpu_buffer;
u8* m_cpu_buffer;
};
// Uses BufferData() to orphan the buffer after every update. Used on Mali where BufferSubData forces a sync.
class BufferDataStreamBuffer final : public StreamBuffer
{
public:
~BufferDataStreamBuffer() override = default;
~BufferDataStreamBuffer() override
{
_aligned_free(m_cpu_buffer);
}
MappingResult Map(u32 alignment, u32 min_size) override
{
return MappingResult{static_cast<void*>(m_cpu_buffer.data()), 0, 0, m_size / alignment};
return MappingResult{static_cast<void*>(m_cpu_buffer), 0, 0, m_size / alignment};
}
void Unmap(u32 used_size) override
@ -117,7 +126,7 @@ namespace GL
return;
glBindBuffer(m_target, m_buffer_id);
glBufferData(m_target, used_size, m_cpu_buffer.data(), GL_STREAM_DRAW);
glBufferData(m_target, used_size, m_cpu_buffer, GL_STREAM_DRAW);
}
u32 GetChunkSize() const override
@ -148,11 +157,13 @@ namespace GL
private:
BufferDataStreamBuffer(GLenum target, GLuint buffer_id, u32 size)
: StreamBuffer(target, buffer_id, size)
, m_cpu_buffer(size)
{
m_cpu_buffer = static_cast<u8*>(_aligned_malloc(size, 32));
if (!m_cpu_buffer)
pxFailRel("Failed to allocate CPU storage for GL buffer");
}
std::vector<u8> m_cpu_buffer;
u8* m_cpu_buffer;
};
// Base class for implementations which require syncing.