Function CanvasCommit

NULLC/includes/canvas.cpp:330–348

	float saturate(float x){ if(x < 0.0) return 0.0; if(x > 255.0) return 255.0; return x; }
	
	void CanvasCommit(Canvas* ptr)
	{
		if(!ptr)
		{
			nullcThrowError("ERROR: Canvas object is nullptr");
			return;
		}
		int *pStart = (int*)ptr->dataI.ptr, *pEnd = (int*)ptr->dataI.ptr + ptr->width * ptr->height;
		float *fStart = (float*)ptr->data.ptr;
		for(int *pix = pStart; pix != pEnd; pix++)
		{
			int red = int(saturate(*fStart++ * 255.0f));
			int green = int(saturate(*fStart++ * 255.0f));
			int blue = int(saturate(*fStart++ * 255.0f));
			fStart++;

			*pix = (red << 16) | (green << 8) | (blue) | (255 << 24);
		}
	}
}

#define REGISTER_FUNC(funcPtr, name, index) if(!nullcBindModuleFunction("img.canvas", (void(*)())NULLCCanvas::funcPtr, name, index)) return false;