| 299 | } |
| 300 | |
| 301 | M33f ImagePrimitive::pixelToUVMatrix() const |
| 302 | { |
| 303 | M33f result; |
| 304 | const Box2i &displayWindow = getDisplayWindow(); |
| 305 | V2i size = displayWindow.size() + V2i( 1 ); |
| 306 | result.scale( V2f( 1.0f ) / V2f( size.x, size.y ) ); |
| 307 | result.translate( V2f( 0.5f ) - V2f( displayWindow.min.x, displayWindow.min.y ) ); |
| 308 | return result; |
| 309 | } |
| 310 | |
| 311 | M33f ImagePrimitive::uvToPixelMatrix() const |
| 312 | { |