Move all OpenGL-specific code to a separate directory

[libs/gl.git] / source / backends / opengl / buffer_backend.h

diff --git a/source/backends/opengl/buffer_backend.h b/source/backends/opengl/buffer_backend.h
new file mode 100644 (file)
index 0000000..7162a26
--- /dev/null
+++ b/source/backends/opengl/buffer_backend.h
@@ -0,0 +1,40 @@
+#ifndef MSP_GL_BUFFER_BACKEND_H_
+#define MSP_GL_BUFFER_BACKEND_H_
+
+#include <msp/core/noncopyable.h>
+
+namespace Msp {
+namespace GL {
+
+class OpenGLBuffer: public NonCopyable
+{
+       friend class OpenGLPipelineState;
+       friend class OpenGLTexture2D;
+       friend class OpenGLVertexSetup;
+
+protected:
+       unsigned id;
+
+       static OpenGLBuffer *scratch_binding;
+
+       OpenGLBuffer();
+       ~OpenGLBuffer();
+
+       void allocate();
+       void sub_data(unsigned, unsigned, const void *);
+
+       void *map();
+       bool unmap();
+
+       void set_debug_name(const std::string &);
+
+       void bind_scratch();
+       static void unbind_scratch();
+};
+
+using BufferBackend = OpenGLBuffer;
+
+} // namespace GL
+} // namespace Msp
+
+#endif