public static void DrawSubImages(this SimpleRectTextureShader shader, float[] srcDestList, float scale)
{
unsafe
{
fixed(float *head = &srcDestList[0])
{
shader.UnsafeDrawSubImages(head, srcDestList.Length, scale);
}
}
}
public static void DrawSubImage(this SimpleRectTextureShader shader, float srcLeft, float srcTop, float srcW, float srcH, float targetLeft, float targetTop)
{
//TODO: review float array here,use buffer instead
unsafe
{
float *srcDestList = stackalloc float[6];
{
srcDestList[0] = srcLeft;
srcDestList[1] = srcTop;
srcDestList[2] = srcW;
srcDestList[3] = srcH;
srcDestList[4] = targetLeft;
srcDestList[5] = targetTop;
}
shader.UnsafeDrawSubImages(srcDestList, 6, 1);
}
}
public static void RenderSubImages(this SimpleRectTextureShader shader, GLBitmap bmp, float[] srcDestList, float scale)
{
shader.LoadGLBitmap(bmp);
shader.DrawSubImages(srcDestList, scale);
}