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-rw-r--r--src/jogl/classes/com/jogamp/opengl/GLRendererQuirks.java11
-rw-r--r--src/jogl/classes/jogamp/opengl/GLContextImpl.java29
2 files changed, 34 insertions, 6 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/GLRendererQuirks.java b/src/jogl/classes/com/jogamp/opengl/GLRendererQuirks.java
index 82799bf67..51944cb71 100644
--- a/src/jogl/classes/com/jogamp/opengl/GLRendererQuirks.java
+++ b/src/jogl/classes/com/jogamp/opengl/GLRendererQuirks.java
@@ -58,12 +58,19 @@ public class GLRendererQuirks {
/** SIGSEGV on setSwapInterval() after changing the context's drawable w/ 'Mesa 8.0.4' dri2SetSwapInterval/DRI2 (soft & intel) */
public static final int NoSetSwapIntervalPostRetarget = 4;
+
+ /** Requires a bound VAO for vertex attribute operations, i.e. GL impl. uses no default VAO. Violates GL 3.2. On OSX OpenGL 3.2 context. FIXME: Constrain version. */
+ public static final int RequiresBoundVAO = 5;
+
+ /** GLSL <code>discard</code> command leads to undefined behavior or won't get compiled if being used. Appears to happen on Nvidia Tegra2. FIXME: Constrain version. */
+ public static final int GLSLBuggyDiscard = 6;
/** Number of quirks known. */
- public static final int COUNT = 5;
+ public static final int COUNT = 7;
private static final String[] _names = new String[] { "NoDoubleBufferedPBuffer", "NoDoubleBufferedBitmap", "NoSetSwapInterval",
- "NoOffscreenBitmap", "NoSetSwapIntervalPostRetarget"
+ "NoOffscreenBitmap", "NoSetSwapIntervalPostRetarget", "RequiresBoundVAO",
+ "GLSLBuggyDiscard"
};
private final int _bitmask;
diff --git a/src/jogl/classes/jogamp/opengl/GLContextImpl.java b/src/jogl/classes/jogamp/opengl/GLContextImpl.java
index d2e0bb407..48184119b 100644
--- a/src/jogl/classes/jogamp/opengl/GLContextImpl.java
+++ b/src/jogl/classes/jogamp/opengl/GLContextImpl.java
@@ -98,7 +98,8 @@ public abstract class GLContextImpl extends GLContext {
private final GLStateTracker glStateTracker = new GLStateTracker();
private GLDebugMessageHandler glDebugHandler = null;
private final int[] boundFBOTarget = new int[] { 0, 0 }; // { draw, read }
-
+ private int defaultVAO = 0;
+
protected GLDrawableImpl drawable;
protected GLDrawableImpl drawableRead;
@@ -347,6 +348,12 @@ public abstract class GLContextImpl extends GLContext {
} catch (Throwable t) {
drawableContextRealizedException = t;
}
+ if(0 != defaultVAO) {
+ int[] tmp = new int[] { defaultVAO };
+ gl.getGL2GL3().glBindVertexArray(0);
+ gl.getGL2GL3().glDeleteVertexArrays(1, tmp, 0);
+ defaultVAO = 0;
+ }
glDebugHandler.enable(false);
if(lock.getHoldCount() > 1) {
// pending release() after makeCurrent()
@@ -563,6 +570,13 @@ public abstract class GLContextImpl extends GLContext {
final boolean created;
try {
created = createImpl(shareWith); // may throws exception if fails!
+ if( created && glRendererQuirks.exist(GLRendererQuirks.RequiresBoundVAO) ) {
+ // Workaround: Create a default VAO to be used per default on makeCurrent
+ final int[] tmp = new int[1];
+ gl.getGL2GL3().glGenVertexArrays(1, tmp, 0);
+ defaultVAO = tmp[0];
+ gl.getGL2GL3().glBindVertexArray(defaultVAO);
+ }
} finally {
if (null != shareWith) {
shareWith.getDrawableImpl().unlockSurface();
@@ -1292,11 +1306,18 @@ public abstract class GLContextImpl extends GLContext {
// OS related quirks
if( Platform.getOSType() == Platform.OSType.MACOS ) {
- final int quirk = GLRendererQuirks.NoOffscreenBitmap;
+ final int quirk1 = GLRendererQuirks.NoOffscreenBitmap;
if(DEBUG) {
- System.err.println("Quirk: "+GLRendererQuirks.toString(quirk)+": cause: OS "+Platform.getOSType());
+ System.err.println("Quirk: "+GLRendererQuirks.toString(quirk1)+": cause: OS "+Platform.getOSType());
+ }
+ quirks[i++] = quirk1;
+ if( 3 <= ctxMajorVersion ) {
+ final int quirk2 = GLRendererQuirks.RequiresBoundVAO;
+ if(DEBUG) {
+ System.err.println("Quirk: "+GLRendererQuirks.toString(quirk2)+": cause: OS "+Platform.getOSType());
+ }
+ quirks[i++] = quirk2;
}
- quirks[i++] = quirk;
} else if( Platform.getOSType() == Platform.OSType.WINDOWS ) {
final int quirk = GLRendererQuirks.NoDoubleBufferedBitmap;
if(DEBUG) {