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-rw-r--r--include/vcl/opengl/OpenGLHelper.hxx11
1 files changed, 8 insertions, 3 deletions
diff --git a/include/vcl/opengl/OpenGLHelper.hxx b/include/vcl/opengl/OpenGLHelper.hxx
index 9475aeb09355..861af021a383 100644
--- a/include/vcl/opengl/OpenGLHelper.hxx
+++ b/include/vcl/opengl/OpenGLHelper.hxx
@@ -55,10 +55,15 @@ public:
static GLint LoadShaders(const OUString& rVertexShaderName, const OUString& rFragmentShaderName);
/**
- * The caller is responsible for allocate the memory for the RGBA buffer, before call
- * this method. RGBA buffer size is assumed to be 4*width*height.
+ * The caller is responsible for allocating the memory for the buffer before calling
+ * this method. The buffer size is assumed to be 4*width*height and the format
+ * to be OptimalBufferFormat().
**/
- static BitmapEx ConvertBGRABufferToBitmapEx(const sal_uInt8* const pBuffer, long nWidth, long nHeight);
+ static BitmapEx ConvertBufferToBitmapEx(const sal_uInt8* const pBuffer, long nWidth, long nHeight);
+ /**
+ * Returns the optimal buffer format for OpenGL (GL_BGRA or GL_RGBA).
+ **/
+ static GLenum OptimalBufferFormat();
static void renderToFile(long nWidth, long nHeight, const OUString& rFileName);
static const char* GLErrorString(GLenum errorCode);