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surface_base: Implement texture buffer flushes

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Implement downloads to guest memory from texture buffers on the generic
cache and OpenGL.
This commit is contained in:
ReinUsesLisp 2020-02-16 00:10:32 -03:00
parent f552d553ba
commit fd62bdf377
2 changed files with 11 additions and 0 deletions
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7
src/video_core/renderer_opengl/gl_texture_cache.cpp
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@ -260,6 +260,13 @@ CachedSurface::~CachedSurface() = default;
void CachedSurface::DownloadTexture(std::vector<u8>& staging_buffer) {
MICROPROFILE_SCOPE(OpenGL_Texture_Download);
if (params.IsBuffer()) {
glGetNamedBufferSubData(texture_buffer.handle, 0,
static_cast<GLsizeiptr>(params.GetHostSizeInBytes()),
staging_buffer.data());
return;
}
SCOPE_EXIT({ glPixelStorei(GL_PACK_ROW_LENGTH, 0); });
for (u32 level = 0; level < params.emulated_levels; ++level) {