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/*
* Copyright (c) 2011, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.sun.prism.sw;
import com.sun.javafx.geom.Path2D;
import com.sun.javafx.geom.Rectangle;
import com.sun.javafx.geom.Shape;
import com.sun.javafx.geom.transform.BaseTransform;
import com.sun.javafx.util.Logging;
import com.sun.marlin.DMarlinRenderer;
import com.sun.marlin.DMarlinRenderingEngine;
import com.sun.marlin.DRendererContext;
import com.sun.marlin.IntArrayCache;
import com.sun.marlin.MarlinAlphaConsumer;
import com.sun.marlin.MarlinConst;
import com.sun.marlin.MarlinRenderer;
import com.sun.marlin.MarlinRenderingEngine;
import com.sun.marlin.RendererContext;
import com.sun.openpisces.Renderer;
import com.sun.pisces.PiscesRenderer;
import com.sun.prism.BasicStroke;
import com.sun.prism.PixelFormat;
import com.sun.prism.ResourceFactory;
import com.sun.prism.Texture;
import com.sun.prism.impl.PrismSettings;
import com.sun.prism.impl.shape.DMarlinPrismUtils;
import com.sun.prism.impl.shape.MarlinPrismUtils;
import com.sun.prism.impl.shape.MaskData;
import com.sun.prism.impl.shape.OpenPiscesPrismUtils;
import com.sun.prism.impl.shape.ShapeUtil;
import java.lang.ref.SoftReference;
final class SWContext {
private final ResourceFactory factory;
private final ShapeRenderer shapeRenderer;
private SoftReference readBackBufferRef;
private SoftReference imagePaintTextureRef;
interface ShapeRenderer {
void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape);
void dispose();
}
class NativeShapeRenderer implements ShapeRenderer {
private SoftReference maskTextureRef;
public void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape) {
try {
final MaskData mask = ShapeUtil.rasterizeShape(shape, stroke, clip.toRectBounds(), tr, true, antialiasedShape);
final SWMaskTexture tex = this.validateMaskTexture(mask.getWidth(), mask.getHeight());
mask.uploadToTexture(tex, 0, 0, false);
pr.fillAlphaMask(tex.getDataNoClone(), mask.getOriginX(), mask.getOriginY(),
mask.getWidth(), mask.getHeight(), 0, tex.getPhysicalWidth());
} catch (Throwable ex) {
if (PrismSettings.verbose) {
ex.printStackTrace();
}
Logging.getJavaFXLogger().warning("Cannot rasterize Shape: "
+ ex.toString());
}
}
private SWMaskTexture initMaskTexture(int width, int height) {
final SWMaskTexture tex = (SWMaskTexture)factory.createMaskTexture(width, height, Texture.WrapMode.CLAMP_NOT_NEEDED);
maskTextureRef = new SoftReference(tex);
return tex;
}
private void disposeMaskTexture() {
if (maskTextureRef != null){
maskTextureRef.clear();
maskTextureRef = null;
}
}
private SWMaskTexture validateMaskTexture(int width, int height) {
SWMaskTexture tex;
if (maskTextureRef == null) {
tex = this.initMaskTexture(width, height);
} else {
tex = maskTextureRef.get();
if (tex == null ||
tex.getPhysicalWidth() < width ||
tex.getPhysicalHeight() < height)
{
this.disposeMaskTexture();
tex = this.initMaskTexture(width, height);
}
}
return tex;
}
public void dispose() {
this.disposeMaskTexture();
}
}
static final class JavaShapeRenderer implements ShapeRenderer {
private final DirectRTPiscesAlphaConsumer alphaConsumer = new DirectRTPiscesAlphaConsumer();
public void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape) {
if (stroke != null && stroke.getType() != BasicStroke.TYPE_CENTERED) {
// RT-27427
// TODO: Optimize the combinatorial strokes for simple
// shapes and/or teach the rasterizer to be able to
// do a "differential fill" between two shapes.
// Note that most simple shapes will use a more optimized path
// than this method for the INNER/OUTER strokes anyway.
shape = stroke.createStrokedShape(shape);
stroke = null;
}
try {
final Renderer r = OpenPiscesPrismUtils.setupRenderer(shape, stroke, tr, clip, antialiasedShape);
alphaConsumer.initConsumer(r, pr);
r.produceAlphas(alphaConsumer);
} catch (Throwable ex) {
if (PrismSettings.verbose) {
ex.printStackTrace();
}
Logging.getJavaFXLogger().warning("Cannot rasterize Shape: "
+ ex.toString());
}
}
public void dispose() { }
}
static final class MarlinShapeRenderer implements ShapeRenderer {
private final DirectRTMarlinAlphaConsumer alphaConsumer = new DirectRTMarlinAlphaConsumer();
@Override
public void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape) {
if (stroke != null && stroke.getType() != BasicStroke.TYPE_CENTERED) {
// RT-27427
// TODO: Optimize the combinatorial strokes for simple
// shapes and/or teach the rasterizer to be able to
// do a "differential fill" between two shapes.
// Note that most simple shapes will use a more optimized path
// than this method for the INNER/OUTER strokes anyway.
shape = stroke.createStrokedShape(shape);
stroke = null;
}
final RendererContext rdrCtx = MarlinRenderingEngine.getRendererContext();
MarlinRenderer renderer = null;
try {
if (shape instanceof Path2D) {
renderer = MarlinPrismUtils.setupRenderer(rdrCtx, (Path2D) shape, stroke, tr, clip,
antialiasedShape);
}
if (renderer == null) {
renderer = MarlinPrismUtils.setupRenderer(rdrCtx, shape, stroke, tr, clip,
antialiasedShape);
}
final int outpix_xmin = renderer.getOutpixMinX();
final int outpix_xmax = renderer.getOutpixMaxX();
final int outpix_ymin = renderer.getOutpixMinY();
final int outpix_ymax = renderer.getOutpixMaxY();
final int w = outpix_xmax - outpix_xmin;
final int h = outpix_ymax - outpix_ymin;
if ((w <= 0) || (h <= 0)) {
return;
}
alphaConsumer.initConsumer(outpix_xmin, outpix_ymin, w, h, pr);
renderer.produceAlphas(alphaConsumer);
} finally {
if (renderer != null) {
renderer.dispose();
}
// recycle the RendererContext instance
MarlinRenderingEngine.returnRendererContext(rdrCtx);
}
}
@Override
public void dispose() { }
}
static final class DirectRTMarlinAlphaConsumer implements MarlinAlphaConsumer {
private byte alpha_map[];
private int x;
private int y;
private int w;
private int h;
private int rowNum;
private PiscesRenderer pr;
public void initConsumer(int x, int y, int w, int h, PiscesRenderer pr) {
this.x = x;
this.y = y;
this.w = w;
this.h = h;
rowNum = 0;
this.pr = pr;
}
@Override
public int getOriginX() {
return x;
}
@Override
public int getOriginY() {
return y;
}
@Override
public int getWidth() {
return w;
}
@Override
public int getHeight() {
return h;
}
@Override
public void setMaxAlpha(int maxalpha) {
if ((alpha_map == null) || (alpha_map.length != maxalpha+1)) {
alpha_map = new byte[maxalpha+1];
for (int i = 0; i <= maxalpha; i++) {
alpha_map[i] = (byte) ((i*255 + maxalpha/2)/maxalpha);
}
}
}
@Override
public boolean supportBlockFlags() {
return false;
}
@Override
public void clearAlphas(final int pix_y) {
// noop
}
@Override
public void setAndClearRelativeAlphas(final int[] alphaDeltas, final int pix_y,
final int pix_from, final int pix_to)
{
// pix_from indicates the first alpha coverage != 0 within [x; pix_to[
pr.emitAndClearAlphaRow(alpha_map, alphaDeltas, pix_y, pix_from, pix_to, (pix_from - x), rowNum);
rowNum++;
// clear properly the end of the alphaDeltas:
final int to = pix_to - x;
if (to <= w) {
alphaDeltas[to] = 0;
} else {
alphaDeltas[w] = 0;
}
if (MarlinConst.DO_CHECKS) {
IntArrayCache.check(alphaDeltas, pix_from - x, to + 1, 0);
}
}
@Override
public void setAndClearRelativeAlphas(final int[] blkFlags, final int[] alphaDeltas, final int pix_y,
final int pix_from, final int pix_to)
{
throw new UnsupportedOperationException();
}
}
static final class DMarlinShapeRenderer implements ShapeRenderer {
private final DirectRTMarlinAlphaConsumer alphaConsumer = new DirectRTMarlinAlphaConsumer();
@Override
public void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape) {
if (stroke != null && stroke.getType() != BasicStroke.TYPE_CENTERED) {
// RT-27427
// TODO: Optimize the combinatorial strokes for simple
// shapes and/or teach the rasterizer to be able to
// do a "differential fill" between two shapes.
// Note that most simple shapes will use a more optimized path
// than this method for the INNER/OUTER strokes anyway.
shape = stroke.createStrokedShape(shape);
stroke = null;
}
final DRendererContext rdrCtx = DMarlinRenderingEngine.getRendererContext();
DMarlinRenderer renderer = null;
try {
if (shape instanceof Path2D) {
renderer = DMarlinPrismUtils.setupRenderer(rdrCtx, (Path2D) shape, stroke, tr, clip,
antialiasedShape);
}
if (renderer == null) {
renderer = DMarlinPrismUtils.setupRenderer(rdrCtx, shape, stroke, tr, clip,
antialiasedShape);
}
final int outpix_xmin = renderer.getOutpixMinX();
final int outpix_xmax = renderer.getOutpixMaxX();
final int outpix_ymin = renderer.getOutpixMinY();
final int outpix_ymax = renderer.getOutpixMaxY();
final int w = outpix_xmax - outpix_xmin;
final int h = outpix_ymax - outpix_ymin;
if ((w <= 0) || (h <= 0)) {
return;
}
alphaConsumer.initConsumer(outpix_xmin, outpix_ymin, w, h, pr);
renderer.produceAlphas(alphaConsumer);
} finally {
if (renderer != null) {
renderer.dispose();
}
// recycle the RendererContext instance
DMarlinRenderingEngine.returnRendererContext(rdrCtx);
}
}
@Override
public void dispose() { }
}
SWContext(ResourceFactory factory) {
this.factory = factory;
switch (PrismSettings.rasterizerSpec) {
case JavaPisces:
this.shapeRenderer = new JavaShapeRenderer();
break;
case NativePisces:
this.shapeRenderer = new NativeShapeRenderer();
break;
case FloatMarlin:
this.shapeRenderer = new MarlinShapeRenderer();
break;
default:
case DoubleMarlin:
this.shapeRenderer = new DMarlinShapeRenderer();
break;
}
}
void renderShape(PiscesRenderer pr, Shape shape, BasicStroke stroke, BaseTransform tr, Rectangle clip, boolean antialiasedShape) {
this.shapeRenderer.renderShape(pr, shape, stroke, tr, clip, antialiasedShape);
}
private SWRTTexture initRBBuffer(int width, int height) {
final SWRTTexture tex = (SWRTTexture)factory.createRTTexture(width, height, Texture.WrapMode.CLAMP_NOT_NEEDED);
readBackBufferRef = new SoftReference(tex);
return tex;
}
private void disposeRBBuffer() {
if (readBackBufferRef != null) {
readBackBufferRef.clear();
readBackBufferRef = null;
}
}
SWRTTexture validateRBBuffer(int width, int height) {
SWRTTexture tex;
if (readBackBufferRef == null) {
tex = this.initRBBuffer(width, height);
} else {
tex = readBackBufferRef.get();
if (tex == null ||
tex.getPhysicalWidth() < width ||
tex.getPhysicalHeight() < height)
{
this.disposeRBBuffer();
tex = this.initRBBuffer(width, height);
}
tex.setContentWidth(width);
tex.setContentHeight(height);
}
return tex;
}
private SWArgbPreTexture initImagePaintTexture(int width, int height) {
final SWArgbPreTexture tex = (SWArgbPreTexture)factory.createTexture(PixelFormat.INT_ARGB_PRE,
Texture.Usage.DEFAULT, Texture.WrapMode.REPEAT, width, height);
imagePaintTextureRef = new SoftReference(tex);
return tex;
}
private void disposeImagePaintTexture() {
if (imagePaintTextureRef != null) {
imagePaintTextureRef.clear();
imagePaintTextureRef = null;
}
}
SWArgbPreTexture validateImagePaintTexture(int width, int height) {
SWArgbPreTexture tex;
if (imagePaintTextureRef == null) {
tex = this.initImagePaintTexture(width, height);
} else {
tex = imagePaintTextureRef.get();
if (tex == null ||
tex.getPhysicalWidth() < width ||
tex.getPhysicalHeight() < height)
{
this.disposeImagePaintTexture();
tex = this.initImagePaintTexture(width, height);
}
tex.setContentWidth(width);
tex.setContentHeight(height);
}
return tex;
}
void dispose() {
this.disposeRBBuffer();
this.disposeImagePaintTexture();
this.shapeRenderer.dispose();
}
}
