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-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.cpp25
1 files changed, 24 insertions, 1 deletions
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
index 334ed470f..0703614de 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
@@ -25,6 +25,25 @@ constexpr std::array PROGRAM_LUT{
GL_VERTEX_PROGRAM_NV, GL_TESS_CONTROL_PROGRAM_NV, GL_TESS_EVALUATION_PROGRAM_NV,
GL_GEOMETRY_PROGRAM_NV, GL_FRAGMENT_PROGRAM_NV,
};
+
+[[nodiscard]] GLenum GetTextureBufferFormat(GLenum gl_format) {
+ switch (gl_format) {
+ case GL_RGBA8_SNORM:
+ return GL_RGBA8;
+ case GL_R8_SNORM:
+ return GL_R8;
+ case GL_RGBA16_SNORM:
+ return GL_RGBA16;
+ case GL_R16_SNORM:
+ return GL_R16;
+ case GL_RG16_SNORM:
+ return GL_RG16;
+ case GL_RG8_SNORM:
+ return GL_RG8;
+ default:
+ return gl_format;
+ }
+}
} // Anonymous namespace
Buffer::Buffer(BufferCacheRuntime&, VideoCommon::NullBufferParams null_params)
@@ -76,7 +95,11 @@ GLuint Buffer::View(u32 offset, u32 size, PixelFormat format) {
OGLTexture texture;
texture.Create(GL_TEXTURE_BUFFER);
const GLenum gl_format{MaxwellToGL::GetFormatTuple(format).internal_format};
- glTextureBufferRange(texture.handle, gl_format, buffer.handle, offset, size);
+ const GLenum texture_format{GetTextureBufferFormat(gl_format)};
+ if (texture_format != gl_format) {
+ LOG_WARNING(Render_OpenGL, "Emulating SNORM texture buffer with UNORM.");
+ }
+ glTextureBufferRange(texture.handle, texture_format, buffer.handle, offset, size);
views.push_back({
.offset = offset,
.size = size,