diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_stream_buffer.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/gl_stream_buffer.cpp | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/src/video_core/renderer_opengl/gl_stream_buffer.cpp b/src/video_core/renderer_opengl/gl_stream_buffer.cpp index 887995cf4..e0819cdf2 100644 --- a/src/video_core/renderer_opengl/gl_stream_buffer.cpp +++ b/src/video_core/renderer_opengl/gl_stream_buffer.cpp @@ -9,6 +9,7 @@ #include "common/assert.h" #include "common/microprofile.h" #include "video_core/renderer_opengl/gl_device.h" +#include "video_core/renderer_opengl/gl_state_tracker.h" #include "video_core/renderer_opengl/gl_stream_buffer.h" MICROPROFILE_DEFINE(OpenGL_StreamBuffer, "OpenGL", "Stream Buffer Orphaning", @@ -16,24 +17,14 @@ MICROPROFILE_DEFINE(OpenGL_StreamBuffer, "OpenGL", "Stream Buffer Orphaning", namespace OpenGL { -OGLStreamBuffer::OGLStreamBuffer(const Device& device, GLsizeiptr size, bool vertex_data_usage) - : buffer_size(size) { +OGLStreamBuffer::OGLStreamBuffer(const Device& device, StateTracker& state_tracker_) + : state_tracker{state_tracker_} { gl_buffer.Create(); - GLsizeiptr allocate_size = size; - if (vertex_data_usage) { - // On AMD GPU there is a strange crash in indexed drawing. The crash happens when the buffer - // read position is near the end and is an out-of-bound access to the vertex buffer. This is - // probably a bug in the driver and is related to the usage of vec3<byte> attributes in the - // vertex array. Doubling the allocation size for the vertex buffer seems to avoid the - // crash. - allocate_size *= 2; - } - static constexpr GLbitfield flags = GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT; - glNamedBufferStorage(gl_buffer.handle, allocate_size, nullptr, flags); + glNamedBufferStorage(gl_buffer.handle, BUFFER_SIZE, nullptr, flags); mapped_ptr = static_cast<u8*>( - glMapNamedBufferRange(gl_buffer.handle, 0, buffer_size, flags | GL_MAP_FLUSH_EXPLICIT_BIT)); + glMapNamedBufferRange(gl_buffer.handle, 0, BUFFER_SIZE, flags | GL_MAP_FLUSH_EXPLICIT_BIT)); if (device.UseAssemblyShaders() || device.HasVertexBufferUnifiedMemory()) { glMakeNamedBufferResidentNV(gl_buffer.handle, GL_READ_ONLY); @@ -46,25 +37,24 @@ OGLStreamBuffer::~OGLStreamBuffer() { gl_buffer.Release(); } -std::tuple<u8*, GLintptr, bool> OGLStreamBuffer::Map(GLsizeiptr size, GLintptr alignment) { - ASSERT(size <= buffer_size); - ASSERT(alignment <= buffer_size); +std::pair<u8*, GLintptr> OGLStreamBuffer::Map(GLsizeiptr size, GLintptr alignment) { + ASSERT(size <= BUFFER_SIZE); + ASSERT(alignment <= BUFFER_SIZE); mapped_size = size; if (alignment > 0) { buffer_pos = Common::AlignUp<std::size_t>(buffer_pos, alignment); } - bool invalidate = false; - if (buffer_pos + size > buffer_size) { + if (buffer_pos + size > BUFFER_SIZE) { MICROPROFILE_SCOPE(OpenGL_StreamBuffer); glInvalidateBufferData(gl_buffer.handle); + state_tracker.InvalidateStreamBuffer(); buffer_pos = 0; - invalidate = true; } - return std::make_tuple(mapped_ptr + buffer_pos, buffer_pos, invalidate); + return std::make_pair(mapped_ptr + buffer_pos, buffer_pos); } void OGLStreamBuffer::Unmap(GLsizeiptr size) { |