public RectangleInt GetBoundingRect()
{
RectangleInt boundingRect = new RectangleInt(0, 0, Width, Height);
boundingRect.Offset((int)OriginOffset.x, (int)OriginOffset.y);
return(boundingRect);
}
public override void Render(IImageByte source,
double x, double y,
double angleRadians,
double scaleX, double scaleY)
{
#if true
Affine transform = GetTransform();
if (!transform.is_identity())
{
if (scaleX != 1 || scaleY != 1) // || angleDegrees != 0)
{
throw new NotImplementedException();
}
// TODO: <BUG> make this do rotation and scaling
transform.transform(ref x, ref y);
scaleX *= transform.sx;
scaleY *= transform.sy;
}
#endif
#if true
// TODO: <BUG> make this do rotation and scaling
RectangleInt sourceBounds = source.GetBounds();
sourceBounds.Offset((int)x, (int)y);
RectangleInt destBounds = new RectangleInt((int)cachedClipRect.Left, (int)cachedClipRect.Bottom, (int)cachedClipRect.Right, (int)cachedClipRect.Top);
if (!RectangleInt.DoIntersect(sourceBounds, destBounds))
{
if (scaleX != 1 || scaleY != 1) // || angleDegrees != 0)
{
//throw new NotImplementedException();
}
//return;
}
#endif
ImageBuffer sourceAsImageBuffer = (ImageBuffer)source;
ImageGlPlugin glPlugin = ImageGlPlugin.GetImageGlPlugin(sourceAsImageBuffer, false);
// Prepare openGL for rendering
PushOrthoProjection();
GL.Disable(EnableCap.Lighting);
GL.Enable(EnableCap.Texture2D);
GL.Disable(EnableCap.DepthTest);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Translate(x, y, 0);
GL.Rotate(MathHelper.RadiansToDegrees(angleRadians), 0, 0, 1);
GL.Scale(scaleX, scaleY, 1);
RGBA_Bytes color = RGBA_Bytes.White;
GL.Color4((byte)color.Red0To255, (byte)color.Green0To255, (byte)color.Blue0To255, (byte)color.Alpha0To255);
glPlugin.DrawToGL();
//Restore openGL state
PopOrthoProjection();
}
public override void CopyFrom(IImageByte sourceImage,
RectangleInt sourceImageRect,
int destXOffset,
int destYOffset)
{
RectangleInt destRect = sourceImageRect;
destRect.Offset(destXOffset, destYOffset);
RectangleInt clippedSourceRect = new RectangleInt();
if (clippedSourceRect.IntersectRectangles(destRect, m_ClippingRect))
{
// move it back relative to the source
clippedSourceRect.Offset(-destXOffset, -destYOffset);
base.CopyFrom(sourceImage, clippedSourceRect, destXOffset, destYOffset);
}
}
public void CopyFrom(IImageByte sourceImage, RectangleInt sourceImageRect, int destXOffset, int destYOffset)
{
RectangleInt sourceImageBounds = sourceImage.GetBounds();
RectangleInt clippedSourceImageRect = new RectangleInt();
if (clippedSourceImageRect.IntersectRectangles(sourceImageRect, sourceImageBounds))
{
RectangleInt destImageRect = clippedSourceImageRect;
destImageRect.Offset(destXOffset, destYOffset);
RectangleInt destImageBounds = GetBounds();
RectangleInt clippedDestImageRect = new RectangleInt();
if (clippedDestImageRect.IntersectRectangles(destImageRect, destImageBounds))
{
// we need to make sure the source is also clipped to the dest. So, we'll copy this back to source and offset it.
clippedSourceImageRect = clippedDestImageRect;
clippedSourceImageRect.Offset(-destXOffset, -destYOffset);
CopyFromNoClipping(sourceImage, clippedSourceImageRect, destXOffset, destYOffset);
}
}
}
public void CopyFrom(IImageByte sourceImage, RectangleInt sourceImageRect, int destXOffset, int destYOffset)
{
RectangleInt sourceImageBounds = sourceImage.GetBounds();
RectangleInt clippedSourceImageRect = new RectangleInt();
if (clippedSourceImageRect.IntersectRectangles(sourceImageRect, sourceImageBounds))
{
RectangleInt destImageRect = clippedSourceImageRect;
destImageRect.Offset(destXOffset, destYOffset);
RectangleInt destImageBounds = GetBounds();
RectangleInt clippedDestImageRect = new RectangleInt();
if (clippedDestImageRect.IntersectRectangles(destImageRect, destImageBounds))
{
// we need to make sure the source is also clipped to the dest. So, we'll copy this back to source and offset it.
clippedSourceImageRect = clippedDestImageRect;
clippedSourceImageRect.Offset(-destXOffset, -destYOffset);
CopyFromNoClipping(sourceImage, clippedSourceImageRect, destXOffset, destYOffset);
}
}
}
public RectangleInt GetBoundingRect()
{
RectangleInt boundingRect = new RectangleInt(0, 0, Width, Height);
boundingRect.Offset((int)OriginOffset.x, (int)OriginOffset.y);
return boundingRect;
}
public override void CopyFrom(IImageFloat sourceImage,
RectangleInt sourceImageRect,
int destXOffset,
int destYOffset)
{
RectangleInt destRect = sourceImageRect;
destRect.Offset(destXOffset, destYOffset);
RectangleInt clippedSourceRect = new RectangleInt();
if (clippedSourceRect.IntersectRectangles(destRect, m_ClippingRect))
{
// move it back relative to the source
clippedSourceRect.Offset(-destXOffset, -destYOffset);
base.CopyFrom(sourceImage, clippedSourceRect, destXOffset, destYOffset);
}
}
