Compositor:

re-optimized the Defocus node.
 * localized MemoryBuffers
 * removed read(x,y) calls
 * shuffled some lines in the execute pixel
 * added a readNoCheck function to the memorybuffer (only use this when
you are certain you are reading a pixel inside the memorybuffer.

1 files changed, 7 insertions, 0 deletions

diff --git a/source/blender/compositor/intern/COM_MemoryBuffer.h b/source/blender/compositor/intern/COM_MemoryBuffer.h
index 51a45efc051..eed0c796cd8 100644
--- a/source/blender/compositor/intern/COM_MemoryBuffer.h
+++ b/source/blender/compositor/intern/COM_MemoryBuffer.h
@@ -140,6 +140,13 @@ public:
 		}
 	}
 
+	inline void readNoCheck(float result[4], int x, int y)  {
+		const int dx = x - this->m_rect.xmin;
+		const int dy = y - this->m_rect.ymin;
+		const int offset = (this->m_chunkWidth * dy + dx) * COM_NUMBER_OF_CHANNELS;
+		copy_v4_v4(result, &this->m_buffer[offset]);
+	}
+	
 	void writePixel(int x, int y, const float color[4]);
 	void addPixel(int x, int y, const float color[4]);
 	inline void readCubic(float result[4], float x, float y)