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https://github.com/yuzu-emu/yuzu.git
synced 2024-08-25 02:47:18 +02:00
gl_stream_buffer: Always use a non-coherent buffer
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da79ec9565
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00c66a7289
@ -4,6 +4,7 @@
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#include <deque>
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#include <vector>
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#include "common/alignment.h"
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#include "common/assert.h"
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#include "common/microprofile.h"
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@ -14,8 +15,7 @@ MICROPROFILE_DEFINE(OpenGL_StreamBuffer, "OpenGL", "Stream Buffer Orphaning",
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namespace OpenGL {
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OGLStreamBuffer::OGLStreamBuffer(GLsizeiptr size, bool vertex_data_usage, bool prefer_coherent)
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: buffer_size(size) {
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OGLStreamBuffer::OGLStreamBuffer(GLsizeiptr size, bool vertex_data_usage) : buffer_size(size) {
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gl_buffer.Create();
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GLsizeiptr allocate_size = size;
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@ -28,12 +28,10 @@ OGLStreamBuffer::OGLStreamBuffer(GLsizeiptr size, bool vertex_data_usage, bool p
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allocate_size *= 2;
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}
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coherent = prefer_coherent;
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const GLbitfield flags =
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GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | (coherent ? GL_MAP_COHERENT_BIT : 0);
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static constexpr GLbitfield flags = GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT;
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glNamedBufferStorage(gl_buffer.handle, allocate_size, nullptr, flags);
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mapped_ptr = static_cast<u8*>(glMapNamedBufferRange(
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gl_buffer.handle, 0, buffer_size, flags | (coherent ? 0 : GL_MAP_FLUSH_EXPLICIT_BIT)));
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mapped_ptr = static_cast<u8*>(
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glMapNamedBufferRange(gl_buffer.handle, 0, buffer_size, flags | GL_MAP_FLUSH_EXPLICIT_BIT));
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}
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OGLStreamBuffer::~OGLStreamBuffer() {
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@ -59,10 +57,10 @@ std::tuple<u8*, GLintptr, bool> OGLStreamBuffer::Map(GLsizeiptr size, GLintptr a
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}
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if (invalidate) {
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static const GLbitfield flags = GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT |
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GL_MAP_INVALIDATE_BUFFER_BIT | GL_MAP_FLUSH_EXPLICIT_BIT;
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MICROPROFILE_SCOPE(OpenGL_StreamBuffer);
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const GLbitfield flags = GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT |
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GL_MAP_INVALIDATE_BUFFER_BIT |
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(coherent ? GL_MAP_COHERENT_BIT : GL_MAP_FLUSH_EXPLICIT_BIT);
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mapped_ptr = static_cast<u8*>(
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glMapNamedBufferRange(gl_buffer.handle, buffer_pos, buffer_size - buffer_pos, flags));
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mapped_offset = buffer_pos;
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@ -74,7 +72,7 @@ std::tuple<u8*, GLintptr, bool> OGLStreamBuffer::Map(GLsizeiptr size, GLintptr a
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void OGLStreamBuffer::Unmap(GLsizeiptr size) {
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ASSERT(size <= mapped_size);
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if (!coherent && size > 0) {
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if (size > 0) {
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glFlushMappedNamedBufferRange(gl_buffer.handle, buffer_pos - mapped_offset, size);
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}
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@ -13,7 +13,7 @@ namespace OpenGL {
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class OGLStreamBuffer : private NonCopyable {
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public:
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explicit OGLStreamBuffer(GLsizeiptr size, bool vertex_data_usage, bool prefer_coherent = false);
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explicit OGLStreamBuffer(GLsizeiptr size, bool vertex_data_usage);
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~OGLStreamBuffer();
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/*
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@ -39,8 +39,6 @@ public:
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private:
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OGLBuffer gl_buffer;
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bool coherent = false;
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GLintptr buffer_pos = 0;
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GLsizeiptr buffer_size = 0;
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GLintptr mapped_offset = 0;
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