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