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 sun.java2d.opengl;
27
28 import java.awt.BufferCapabilities;
29 import static java.awt.BufferCapabilities.FlipContents.*;
30 import java.awt.Component;
31 import java.awt.GraphicsConfiguration;
32 import java.awt.Transparency;
33 import java.awt.image.ColorModel;
34 import java.awt.peer.ComponentPeer;
35
36 import sun.awt.AWTAccessor;
37 import sun.awt.AWTAccessor.ComponentAccessor;
38 import sun.awt.image.SunVolatileImage;
39 import sun.awt.image.VolatileSurfaceManager;
40 import sun.java2d.BackBufferCapsProvider;
41 import sun.java2d.SurfaceData;
42 import static sun.java2d.opengl.OGLContext.OGLContextCaps.*;
43 import sun.java2d.pipe.hw.ExtendedBufferCapabilities;
44 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*;
45
46 public class CGLVolatileSurfaceManager extends VolatileSurfaceManager {
47
48 private boolean accelerationEnabled;
49
50 public CGLVolatileSurfaceManager(SunVolatileImage vImg, Object context) {
51 super(vImg, context);
52
53 /*
54 * We will attempt to accelerate this image only under the
55 * following conditions:
56 * - the image is opaque OR
57 * - the image is translucent AND
58 * - the GraphicsConfig supports the FBO extension OR
59 * - the GraphicsConfig has a stored alpha channel
60 */
61 int transparency = vImg.getTransparency();
62 CGLGraphicsConfig gc = (CGLGraphicsConfig)vImg.getGraphicsConfig();
63 accelerationEnabled =
64 (transparency == Transparency.OPAQUE) ||
65 ((transparency == Transparency.TRANSLUCENT) &&
66 (gc.isCapPresent(CAPS_EXT_FBOBJECT) ||
67 gc.isCapPresent(CAPS_STORED_ALPHA)));
68 }
69
70 protected boolean isAccelerationEnabled() {
71 return accelerationEnabled;
72 }
73
74 /**
75 * Create a pbuffer-based SurfaceData object (or init the backbuffer
76 * of an existing window if this is a double buffered GraphicsConfig)
77 */
78 protected SurfaceData initAcceleratedSurface() {
79 SurfaceData sData = null;
80 Component comp = vImg.getComponent();
81 final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
82 final ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null;
83
84 try {
85 boolean createVSynced = false;
86 boolean forceback = false;
87 if (context instanceof Boolean) {
96 if (ebc.getVSync() == VSYNC_ON &&
97 ebc.getFlipContents() == COPIED)
98 {
99 createVSynced = true;
100 forceback = false;
101 }
102 }
103 }
104 }
105
106 if (forceback) {
107 // peer must be non-null in this case
108 // TODO: modify parameter to delegate
109 // sData = CGLSurfaceData.createData(peer, vImg, FLIP_BACKBUFFER);
110 } else {
111 CGLGraphicsConfig gc =
112 (CGLGraphicsConfig)vImg.getGraphicsConfig();
113 ColorModel cm = gc.getColorModel(vImg.getTransparency());
114 int type = vImg.getForcedAccelSurfaceType();
115 // if acceleration type is forced (type != UNDEFINED) then
116 // use the forced type, otherwise choose one based on caps
117 if (type == OGLSurfaceData.UNDEFINED) {
118 type = gc.isCapPresent(CAPS_EXT_FBOBJECT) ?
119 OGLSurfaceData.FBOBJECT : OGLSurfaceData.PBUFFER;
120 }
121 if (createVSynced) {
122 // TODO: modify parameter to delegate
123 // sData = CGLSurfaceData.createData(peer, vImg, type);
124 } else {
125 sData = CGLSurfaceData.createData(gc,
126 vImg.getWidth(),
127 vImg.getHeight(),
128 cm, vImg, type);
129 }
130 }
131 } catch (NullPointerException ex) {
132 sData = null;
133 } catch (OutOfMemoryError er) {
134 sData = null;
135 }
136
137 return sData;
138 }
139
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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 sun.java2d.opengl;
27
28 import java.awt.BufferCapabilities;
29 import static java.awt.BufferCapabilities.FlipContents.*;
30 import java.awt.Component;
31 import java.awt.GraphicsConfiguration;
32 import java.awt.image.ColorModel;
33 import java.awt.peer.ComponentPeer;
34
35 import sun.awt.AWTAccessor;
36 import sun.awt.AWTAccessor.ComponentAccessor;
37 import sun.awt.image.SunVolatileImage;
38 import sun.awt.image.VolatileSurfaceManager;
39 import sun.java2d.BackBufferCapsProvider;
40 import sun.java2d.SurfaceData;
41 import static sun.java2d.opengl.OGLContext.OGLContextCaps.*;
42 import sun.java2d.pipe.hw.ExtendedBufferCapabilities;
43 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*;
44
45 public class CGLVolatileSurfaceManager extends VolatileSurfaceManager {
46
47 private final boolean accelerationEnabled;
48
49 public CGLVolatileSurfaceManager(SunVolatileImage vImg, Object context) {
50 super(vImg, context);
51
52 /*
53 * We will attempt to accelerate this image only under the
54 * following conditions:
55 * - the GraphicsConfig supports the FBO extension
56 */
57 CGLGraphicsConfig gc = (CGLGraphicsConfig)vImg.getGraphicsConfig();
58 accelerationEnabled = gc.isCapPresent(CAPS_EXT_FBOBJECT);
59 }
60
61 protected boolean isAccelerationEnabled() {
62 return accelerationEnabled;
63 }
64
65 /**
66 * Create a pbuffer-based SurfaceData object (or init the backbuffer
67 * of an existing window if this is a double buffered GraphicsConfig)
68 */
69 protected SurfaceData initAcceleratedSurface() {
70 SurfaceData sData = null;
71 Component comp = vImg.getComponent();
72 final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
73 final ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null;
74
75 try {
76 boolean createVSynced = false;
77 boolean forceback = false;
78 if (context instanceof Boolean) {
87 if (ebc.getVSync() == VSYNC_ON &&
88 ebc.getFlipContents() == COPIED)
89 {
90 createVSynced = true;
91 forceback = false;
92 }
93 }
94 }
95 }
96
97 if (forceback) {
98 // peer must be non-null in this case
99 // TODO: modify parameter to delegate
100 // sData = CGLSurfaceData.createData(peer, vImg, FLIP_BACKBUFFER);
101 } else {
102 CGLGraphicsConfig gc =
103 (CGLGraphicsConfig)vImg.getGraphicsConfig();
104 ColorModel cm = gc.getColorModel(vImg.getTransparency());
105 int type = vImg.getForcedAccelSurfaceType();
106 // if acceleration type is forced (type != UNDEFINED) then
107 // use the forced type, otherwise choose FBOBJECT
108 if (type == OGLSurfaceData.UNDEFINED) {
109 type = OGLSurfaceData.FBOBJECT;
110 }
111 if (createVSynced) {
112 // TODO: modify parameter to delegate
113 // sData = CGLSurfaceData.createData(peer, vImg, type);
114 } else {
115 sData = CGLSurfaceData.createData(gc,
116 vImg.getWidth(),
117 vImg.getHeight(),
118 cm, vImg, type);
119 }
120 }
121 } catch (NullPointerException ex) {
122 sData = null;
123 } catch (OutOfMemoryError er) {
124 sData = null;
125 }
126
127 return sData;
128 }
129
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