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-rw-r--r--src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java243
1 files changed, 243 insertions, 0 deletions
diff --git a/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java b/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java
new file mode 100644
index 000000000..b5be4bf8d
--- /dev/null
+++ b/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java
@@ -0,0 +1,243 @@
+/**
+ * Copyright 2010 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this list of
+ * conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice, this list
+ * of conditions and the following disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+
+package com.jogamp.opengl.impl.windows.wgl;
+
+import java.util.Comparator;
+
+import com.jogamp.nativewindow.impl.windows.GDI;
+import com.jogamp.nativewindow.impl.windows.PIXELFORMATDESCRIPTOR;
+import javax.media.opengl.GL;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLException;
+import javax.media.opengl.GLProfile;
+
+public class WGLGLCapabilities extends GLCapabilities {
+ PIXELFORMATDESCRIPTOR pfd;
+ int pfdID;
+ int arb_pixelformat; // -1 PFD, 0 NOP, 1 ARB
+
+ /** Comparing pfd id only */
+ public static class PfdIDComparator implements Comparator {
+
+ public int compare(Object o1, Object o2) {
+ if ( ! ( o1 instanceof WGLGLCapabilities ) ) {
+ Class c = (null != o1) ? o1.getClass() : null ;
+ throw new ClassCastException("arg1 not a WGLGLCapabilities object: " + c);
+ }
+ if ( ! ( o2 instanceof WGLGLCapabilities ) ) {
+ Class c = (null != o2) ? o2.getClass() : null ;
+ throw new ClassCastException("arg2 not a WGLGLCapabilities object: " + c);
+ }
+
+ final WGLGLCapabilities caps1 = (WGLGLCapabilities) o1;
+ final long id1 = caps1.getPFDID();
+
+ final WGLGLCapabilities caps2 = (WGLGLCapabilities) o2;
+ final long id2 = caps2.getPFDID();
+
+ if(id1 > id2) {
+ return 1;
+ } else if(id1 < id2) {
+ return -1;
+ }
+ return 0;
+ }
+ }
+
+ public WGLGLCapabilities(PIXELFORMATDESCRIPTOR pfd, int pfdID, GLProfile glp) {
+ super(glp);
+ this.pfd = pfd;
+ this.pfdID = pfdID;
+ this.arb_pixelformat = 0;
+ }
+
+ public boolean setValuesByGDI() {
+ arb_pixelformat = -1;
+
+ setRedBits(pfd.getCRedBits());
+ setGreenBits(pfd.getCGreenBits());
+ setBlueBits(pfd.getCBlueBits());
+ setAlphaBits(pfd.getCAlphaBits());
+ setAccumRedBits(pfd.getCAccumRedBits());
+ setAccumGreenBits(pfd.getCAccumGreenBits());
+ setAccumBlueBits(pfd.getCAccumBlueBits());
+ setAccumAlphaBits(pfd.getCAccumAlphaBits());
+ setDepthBits(pfd.getCDepthBits());
+ setStencilBits(pfd.getCStencilBits());
+ setDoubleBuffered((pfd.getDwFlags() & GDI.PFD_DOUBLEBUFFER) != 0);
+ setStereo((pfd.getDwFlags() & GDI.PFD_STEREO) != 0);
+ setHardwareAccelerated((pfd.getDwFlags() & GDI.PFD_GENERIC_FORMAT) == 0
+ || (pfd.getDwFlags() & GDI.PFD_GENERIC_ACCELERATED) != 0);
+ // n/a with non ARB/GDI method:
+ // multisample
+ // opaque
+ // pbuffer
+
+ return true;
+ }
+
+ public boolean setValuesByARB(final int[] iattribs, final int niattribs, final int[] iresults) {
+ arb_pixelformat = 1;
+
+ for (int i = 0; i < niattribs; i++) {
+ int attr = iattribs[i];
+ switch (attr) {
+ case WGLExt.WGL_DRAW_TO_WINDOW_ARB:
+ case WGLExt.WGL_DRAW_TO_BITMAP_ARB:
+ case WGLExt.WGL_DRAW_TO_PBUFFER_ARB:
+ break;
+
+ case WGLExt.WGL_ACCELERATION_ARB:
+ setHardwareAccelerated(iresults[i] == WGLExt.WGL_FULL_ACCELERATION_ARB);
+ break;
+
+ case WGLExt.WGL_SUPPORT_OPENGL_ARB:
+ if (iresults[i] != GL.GL_TRUE) {
+ return false;
+ }
+ break;
+
+ case WGLExt.WGL_DEPTH_BITS_ARB:
+ setDepthBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_STENCIL_BITS_ARB:
+ setStencilBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_DOUBLE_BUFFER_ARB:
+ setDoubleBuffered(iresults[i] == GL.GL_TRUE);
+ break;
+
+ case WGLExt.WGL_STEREO_ARB:
+ setStereo(iresults[i] == GL.GL_TRUE);
+ break;
+
+ case WGLExt.WGL_PIXEL_TYPE_ARB:
+ // Fail softly with unknown results here
+ if (iresults[i] == WGLExt.WGL_TYPE_RGBA_ARB ||
+ iresults[i] == WGLExt.WGL_TYPE_RGBA_FLOAT_ARB) {
+ setPbufferFloatingPointBuffers(true);
+ }
+ break;
+
+ case WGLExt.WGL_FLOAT_COMPONENTS_NV:
+ if (iresults[i] != 0) {
+ setPbufferFloatingPointBuffers(true);
+ }
+ break;
+
+ case WGLExt.WGL_RED_BITS_ARB:
+ setRedBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_GREEN_BITS_ARB:
+ setGreenBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_BLUE_BITS_ARB:
+ setBlueBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_ALPHA_BITS_ARB:
+ setAlphaBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_ACCUM_RED_BITS_ARB:
+ setAccumRedBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_ACCUM_GREEN_BITS_ARB:
+ setAccumGreenBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_ACCUM_BLUE_BITS_ARB:
+ setAccumBlueBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_ACCUM_ALPHA_BITS_ARB:
+ setAccumAlphaBits(iresults[i]);
+ break;
+
+ case WGLExt.WGL_SAMPLE_BUFFERS_ARB:
+ setSampleBuffers(iresults[i] != 0);
+ break;
+
+ case WGLExt.WGL_SAMPLES_ARB:
+ setNumSamples(iresults[i]);
+ break;
+
+ default:
+ throw new GLException("Unknown pixel format attribute " + iattribs[i]);
+ }
+ }
+ return true;
+ }
+
+ public Object cloneMutable() {
+ return clone();
+ }
+
+ public Object clone() {
+ try {
+ return super.clone();
+ } catch (RuntimeException e) {
+ throw new GLException(e);
+ }
+ }
+
+ final public PIXELFORMATDESCRIPTOR getPFD() { return pfd; }
+ final public int getPFDID() { return pfdID; }
+
+ final public boolean isSetByARB() { return 0 < arb_pixelformat; }
+ final public boolean isSetByGDI() { return 0 > arb_pixelformat; }
+ final public boolean isSet() { return 0 != arb_pixelformat; }
+
+ public StringBuffer toString(StringBuffer sink) {
+ if(null == sink) {
+ sink = new StringBuffer();
+ }
+ sink.append(pfdID).append(" ");
+ switch (arb_pixelformat) {
+ case -1:
+ sink.append("gdi");
+ break;
+ case 0:
+ sink.append("nop");
+ break;
+ case 1:
+ sink.append("arb");
+ break;
+ default:
+ throw new InternalError("invalid arb_pixelformat: " + arb_pixelformat);
+ }
+ sink.append(": ");
+ return super.toString(sink);
+ }
+} \ No newline at end of file
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