1 /*
   2  * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.prism.es2;
  27 
  28 import com.sun.javafx.PlatformUtil;
  29 import com.sun.prism.Image;
  30 import com.sun.prism.PhongMaterial;
  31 import com.sun.prism.Texture;
  32 import com.sun.prism.TextureMap;
  33 import com.sun.prism.impl.BaseGraphicsResource;
  34 import com.sun.prism.impl.Disposer;
  35 import com.sun.prism.paint.Color;
  36 import sun.util.logging.PlatformLogger;
  37 
  38 /**
  39  * TODO: 3D - Need documentation
  40  */
  41 class ES2PhongMaterial extends BaseGraphicsResource implements PhongMaterial {
  42 
  43     static int count = 0;
  44     private final ES2Context context;
  45     private final long nativeHandle;
  46     TextureMap maps[] = new TextureMap[MAX_MAP_TYPE];
  47 
  48     Color diffuseColor = Color.WHITE;
  49     Color specularColor = Color.WHITE;
  50     boolean specularColorSet = false;
  51 
  52     private ES2PhongMaterial(ES2Context context, long nativeHandle,
  53             Disposer.Record disposerRecord) {
  54         super(disposerRecord);
  55         this.context = context;
  56         this.nativeHandle = nativeHandle;
  57         count++;
  58     }
  59 
  60     static ES2PhongMaterial create(ES2Context context) {
  61         long nativeHandle = context.createES2PhongMaterial();
  62         return new ES2PhongMaterial(context, nativeHandle, new ES2PhongMaterialDisposerRecord(context, nativeHandle));
  63     }
  64 
  65     long getNativeHandle() {
  66         return nativeHandle;
  67     }
  68 
  69     @Override
  70     public void setDiffuseColor(float r, float g, float b, float a) {
  71         diffuseColor = new Color(r,g,b,a);
  72     }
  73 
  74     @Override
  75     public void setSpecularColor(boolean set, float r, float g, float b, float a) {
  76         specularColorSet = set;
  77         specularColor = new Color(r,g,b,a);
  78     }
  79 
  80     public void setTextureMap(TextureMap map) {
  81         maps[map.getType().ordinal()] = map;
  82     }
  83 
  84     private Texture setupTexture(TextureMap map, boolean useMipmap) {
  85         Image image = map.getImage();
  86         Texture texture = (image == null) ? null
  87                 : context.getResourceFactory().getCachedTexture(image, Texture.WrapMode.REPEAT, useMipmap);
  88         return texture;
  89     }
  90 
  91     public void lockTextureMaps() {
  92         for (int i = 0; i < MAX_MAP_TYPE; i++) {
  93             Texture texture = maps[i].getTexture();
  94             if (!maps[i].isDirty() && texture != null) {
  95                 texture.lock();
  96                 if (!texture.isSurfaceLost()) {
  97                     continue;
  98                 }
  99             }
 100             // Enable mipmap if platform isn't embedded and map is diffuse or self illum
 101             boolean useMipmap = (!PlatformUtil.isEmbedded()) && (i == PhongMaterial.DIFFUSE || i == PhongMaterial.SELF_ILLUM);
 102             texture = setupTexture(maps[i], useMipmap);
 103             maps[i].setTexture(texture);
 104             maps[i].setDirty(false);
 105             if (maps[i].getImage() != null && texture == null) {
 106                 String logname = PhongMaterial.class.getName();
 107                 PlatformLogger.getLogger(logname).warning(
 108                         "Warning: Low on texture resources. Cannot create texture.");
 109             }
 110         }
 111     }
 112 
 113     public void unlockTextureMaps() {
 114         for (int i = 0; i < MAX_MAP_TYPE; i++ ) {
 115             Texture texture = maps[i].getTexture();
 116             if (texture != null) {
 117                 texture.unlock();
 118             }
 119         }
 120     }
 121 
 122     @Override
 123     public void dispose() {
 124         disposerRecord.dispose();
 125         count--;
 126     }
 127 
 128     public int getCount() {
 129         return count;
 130     }
 131 
 132     static class ES2PhongMaterialDisposerRecord implements Disposer.Record {
 133 
 134         private final ES2Context context;
 135         private long nativeHandle;
 136 
 137         ES2PhongMaterialDisposerRecord(ES2Context context, long nativeHandle) {
 138             this.context = context;
 139             this.nativeHandle = nativeHandle;
 140         }
 141 
 142         void traceDispose() {
 143         }
 144 
 145         public void dispose() {
 146             if (nativeHandle != 0L) {
 147                 traceDispose();
 148                 context.releaseES2PhongMaterial(nativeHandle);
 149                 nativeHandle = 0L;
 150             }
 151         }
 152     }
 153 }