1 files changed, 51 insertions, 0 deletions

diff --git a/src/video_core/renderer_opengl/util_shaders.h b/src/video_core/renderer_opengl/util_shaders.h
new file mode 100644
index 000000000..359997255
--- /dev/null
+++ b/src/video_core/renderer_opengl/util_shaders.h
@@ -0,0 +1,51 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <span>
+
+#include <glad/glad.h>
+
+#include "common/common_types.h"
+#include "video_core/renderer_opengl/gl_resource_manager.h"
+#include "video_core/texture_cache/types.h"
+
+namespace OpenGL {
+
+class Image;
+class ImageBufferMap;
+class ProgramManager;
+
+class UtilShaders {
+public:
+    explicit UtilShaders(ProgramManager& program_manager);
+    ~UtilShaders();
+
+    void BlockLinearUpload2D(Image& image, const ImageBufferMap& map, size_t buffer_offset,
+                             std::span<const VideoCommon::SwizzleParameters> swizzles);
+
+    void BlockLinearUpload3D(Image& image, const ImageBufferMap& map, size_t buffer_offset,
+                             std::span<const VideoCommon::SwizzleParameters> swizzles);
+
+    void PitchUpload(Image& image, const ImageBufferMap& map, size_t buffer_offset,
+                     std::span<const VideoCommon::SwizzleParameters> swizzles);
+
+    void CopyBC4(Image& dst_image, Image& src_image,
+                 std::span<const VideoCommon::ImageCopy> copies);
+
+private:
+    ProgramManager& program_manager;
+
+    OGLBuffer swizzle_table_buffer;
+
+    OGLProgram block_linear_unswizzle_2d_program;
+    OGLProgram block_linear_unswizzle_3d_program;
+    OGLProgram pitch_unswizzle_program;
+    OGLProgram copy_bc4_program;
+};
+
+GLenum StoreFormat(u32 bytes_per_block);
+
+} // namespace OpenGL