@Override
protected MaskFill getMaskFill(SunGraphics2D sg2d) {
if (sg2d.paintState > sg2d.PAINT_ALPHACOLOR) {
/*
* We can only accelerate non-Color MaskFill operations if
* all of the following conditions hold true:
* - there is an implementation for the given paintState
* - the current Paint can be accelerated for this destination
* - multitexturing is available (since we need to modulate
* the alpha mask texture with the paint texture)
*
* In all other cases, we return null, in which case the
* validation code will choose a more general software-based loop.
*/
if (!OGLPaints.isValid(sg2d) || !graphicsConfig.isCapPresent(CAPS_MULTITEXTURE)) {
return null;
}
}
return super.getMaskFill(sg2d);
}
public void validatePipe(SunGraphics2D sg2d) {
TextPipe textpipe;
boolean validated = false;
// OGLTextRenderer handles both AA and non-AA text, but
// only works with the following modes:
// (Note: For LCD text we only enter this code path if
// canRenderLCDText() has already validated that the mode is
// CompositeType.SrcNoEa (opaque color), which will be subsumed
// by the CompositeType.SrcNoEa (any color) test below.)
if (
/* CompositeType.SrcNoEa (any color) */
(sg2d.compositeState <= sg2d.COMP_ISCOPY && sg2d.paintState <= sg2d.PAINT_ALPHACOLOR)
||
/* CompositeType.SrcOver (any color) */
(sg2d.compositeState == sg2d.COMP_ALPHA
&& sg2d.paintState <= sg2d.PAINT_ALPHACOLOR
&& (((AlphaComposite) sg2d.composite).getRule() == AlphaComposite.SRC_OVER))
||
/* CompositeType.Xor (any color) */
(sg2d.compositeState == sg2d.COMP_XOR && sg2d.paintState <= sg2d.PAINT_ALPHACOLOR)) {
textpipe = oglTextPipe;
} else {
// do this to initialize textpipe correctly; we will attempt
// to override the non-text pipes below
super.validatePipe(sg2d);
textpipe = sg2d.textpipe;
validated = true;
}
PixelToParallelogramConverter txPipe = null;
OGLRenderer nonTxPipe = null;
if (sg2d.antialiasHint != SunHints.INTVAL_ANTIALIAS_ON) {
if (sg2d.paintState <= sg2d.PAINT_ALPHACOLOR) {
if (sg2d.compositeState <= sg2d.COMP_XOR) {
txPipe = oglTxRenderPipe;
nonTxPipe = oglRenderPipe;
}
} else if (sg2d.compositeState <= sg2d.COMP_ALPHA) {
if (OGLPaints.isValid(sg2d)) {
txPipe = oglTxRenderPipe;
nonTxPipe = oglRenderPipe;
}
// custom paints handled by super.validatePipe() below
}
} else {
if (sg2d.paintState <= sg2d.PAINT_ALPHACOLOR) {
if (graphicsConfig.isCapPresent(CAPS_PS30)
&& (sg2d.imageComp == CompositeType.SrcOverNoEa
|| sg2d.imageComp == CompositeType.SrcOver)) {
if (!validated) {
super.validatePipe(sg2d);
validated = true;
}
PixelToParallelogramConverter aaConverter =
new PixelToParallelogramConverter(
sg2d.shapepipe, oglAAPgramPipe, 1.0 / 8.0, 0.499, false);
sg2d.drawpipe = aaConverter;
sg2d.fillpipe = aaConverter;
sg2d.shapepipe = aaConverter;
} else if (sg2d.compositeState == sg2d.COMP_XOR) {
// install the solid pipes when AA and XOR are both enabled
txPipe = oglTxRenderPipe;
nonTxPipe = oglRenderPipe;
}
}
// other cases handled by super.validatePipe() below
}
if (txPipe != null) {
if (sg2d.transformState >= sg2d.TRANSFORM_TRANSLATESCALE) {
sg2d.drawpipe = txPipe;
sg2d.fillpipe = txPipe;
} else if (sg2d.strokeState != sg2d.STROKE_THIN) {
sg2d.drawpipe = txPipe;
sg2d.fillpipe = nonTxPipe;
} else {
sg2d.drawpipe = nonTxPipe;
sg2d.fillpipe = nonTxPipe;
}
// Note that we use the transforming pipe here because it
// will examine the shape and possibly perform an optimized
// operation if it can be simplified. The simplifications
// will be valid for all STROKE and TRANSFORM types.
sg2d.shapepipe = txPipe;
} else {
if (!validated) {
super.validatePipe(sg2d);
}
}
// install the text pipe based on our earlier decision
sg2d.textpipe = textpipe;
// always override the image pipe with the specialized OGL pipe
sg2d.imagepipe = oglImagePipe;
}
