diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java b/src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java index 579dc27dc..98d1cea71 100644 --- a/src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java +++ b/src/jogl/classes/jogamp/opengl/GLFBODrawableImpl.java @@ -105,7 +105,7 @@ public class GLFBODrawableImpl extends GLDrawableImpl implements GLFBODrawable { private final void setupFBO(final GL gl, final int idx, final int width, final int height, final int samples, final boolean useAlpha, final int depthBits, final int stencilBits, - final boolean useTexture, final boolean realUnbind) { + final boolean useTexture, final boolean setupViewportScissors, final boolean realUnbind) { final FBObject fbo = new FBObject(); fbos[idx] = fbo; @@ -156,6 +156,11 @@ public class GLFBODrawableImpl extends GLDrawableImpl implements GLFBODrawable { // Also remedy for Bug 1020, i.e. OSX/Nvidia's FBO needs to be cleared before blitting, // otherwise first MSAA frame lacks antialiasing. fbo.bind(gl); + if( setupViewportScissors ) { + // Surfaceless: Set initial viewport/scissors + gl.glViewport(0, 0, width, height); + gl.glScissor(0, 0, width, height); + } if( useDepth ) { gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); } else { @@ -217,7 +222,9 @@ public class GLFBODrawableImpl extends GLDrawableImpl implements GLFBODrawable { for(int i=0; i<fbosN; i++) { setupFBO(gl, i, width, height, samples, useAlpha, - chosenFBOCaps.getDepthBits(), chosenFBOCaps.getStencilBits(), useTexture, fbosN-1==i); + chosenFBOCaps.getDepthBits(), chosenFBOCaps.getStencilBits(), useTexture, + 0==i && 0 == parent.getHandle() /* setupViewportScissors for surfaceless */, + fbosN-1==i /* unbind */); } fbos[0].formatToGLCapabilities(chosenFBOCaps); chosenFBOCaps.setDoubleBuffered( chosenFBOCaps.getDoubleBuffered() || samples > 0 ); @@ -271,7 +278,7 @@ public class GLFBODrawableImpl extends GLDrawableImpl implements GLFBODrawable { // resetQuirk fallback fbos[idx].destroy(gl); final boolean useTexture = 0 != ( FBOMODE_USE_TEXTURE & fboModeBits ); - setupFBO(gl, idx, width, height, samples, useAlpha, depthBits, stencilBits, useTexture, true); + setupFBO(gl, idx, width, height, samples, useAlpha, depthBits, stencilBits, useTexture, false, true); } private final void reset(final GL gl, int newSamples) throws GLException { |