diff options
Diffstat (limited to 'src/jogl/classes/com/jogamp/opengl/util')
| -rw-r--r-- | src/jogl/classes/com/jogamp/opengl/util/GLPixelStorageModes.java | 84 |
1 files changed, 56 insertions, 28 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/util/GLPixelStorageModes.java b/src/jogl/classes/com/jogamp/opengl/util/GLPixelStorageModes.java index e9cccbb93..05eb67269 100644 --- a/src/jogl/classes/com/jogamp/opengl/util/GLPixelStorageModes.java +++ b/src/jogl/classes/com/jogamp/opengl/util/GLPixelStorageModes.java @@ -31,6 +31,7 @@ package com.jogamp.opengl.util; import javax.media.opengl.GL; import javax.media.opengl.GL2; import javax.media.opengl.GL2ES2; +import javax.media.opengl.GL2GL3; import javax.media.opengl.GLException; /** @@ -38,30 +39,9 @@ import javax.media.opengl.GLException; * regardless of the GLProfile. */ public class GLPixelStorageModes { - int savedPackAlignment; - int savedUnpackAlignment; - int[] tmp = new int[1]; - boolean saved = false; - - static int glGetInteger(GL gl, int pname, int[] tmp) { - gl.glGetIntegerv(pname, tmp, 0); - return tmp[0]; - } - - private final void save(GL gl) { - if(gl.isGL2()) { - gl.getGL2().glPushClientAttrib(GL2.GL_CLIENT_PIXEL_STORE_BIT); - gl.glPixelStorei(GL2.GL_PACK_ROW_LENGTH, 0); - gl.glPixelStorei(GL2.GL_PACK_SKIP_ROWS, 0); - gl.glPixelStorei(GL2.GL_PACK_SKIP_PIXELS, 0); - gl.glPixelStorei(GL2.GL_PACK_SWAP_BYTES, 0); - } else { - // core and embedded only deal with pack/unpack alignment - savedPackAlignment = glGetInteger(gl, GL2ES2.GL_PACK_ALIGNMENT, tmp); - savedUnpackAlignment = glGetInteger(gl, GL2ES2.GL_UNPACK_ALIGNMENT, tmp); - } - saved = true; - } + private int[] savedGL2GL3Modes = new int[8]; + private int[] savedAlignment = new int[2]; + private boolean saved = false; /** * Sets the {@link GL2ES2.GL_PACK_ALIGNMENT}. Saves the pixel storage modes if not saved yet. @@ -88,6 +68,38 @@ public class GLPixelStorageModes { setUnpackAlignment(gl, unpackAlignment); } + private final void save(GL gl) { + if(gl.isGL2GL3()) { + if(gl.isGL2()) { + gl.getGL2().glPushClientAttrib(GL2.GL_CLIENT_PIXEL_STORE_BIT); + } else { + gl.glGetIntegerv(GL2ES2.GL_PACK_ALIGNMENT, savedAlignment, 0); + gl.glGetIntegerv(GL2ES2.GL_UNPACK_ALIGNMENT, savedAlignment, 1); + gl.glGetIntegerv(GL2GL3.GL_PACK_ROW_LENGTH, savedGL2GL3Modes, 0); + gl.glGetIntegerv(GL2GL3.GL_PACK_SKIP_ROWS, savedGL2GL3Modes, 1); + gl.glGetIntegerv(GL2GL3.GL_PACK_SKIP_PIXELS, savedGL2GL3Modes, 2); + gl.glGetIntegerv(GL2GL3.GL_PACK_SWAP_BYTES, savedGL2GL3Modes, 3); + gl.glGetIntegerv(GL2GL3.GL_UNPACK_ROW_LENGTH, savedGL2GL3Modes, 4); + gl.glGetIntegerv(GL2GL3.GL_UNPACK_SKIP_ROWS, savedGL2GL3Modes, 5); + gl.glGetIntegerv(GL2GL3.GL_UNPACK_SKIP_PIXELS, savedGL2GL3Modes, 6); + gl.glGetIntegerv(GL2GL3.GL_UNPACK_SWAP_BYTES, savedGL2GL3Modes, 7); + } + gl.glPixelStorei(GL2GL3.GL_PACK_ROW_LENGTH, 0); + gl.glPixelStorei(GL2GL3.GL_PACK_SKIP_ROWS, 0); + gl.glPixelStorei(GL2GL3.GL_PACK_SKIP_PIXELS, 0); + gl.glPixelStorei(GL2GL3.GL_PACK_SWAP_BYTES, 0); + gl.glPixelStorei(GL2GL3.GL_UNPACK_ROW_LENGTH, 0); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SKIP_ROWS, 0); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SKIP_PIXELS, 0); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SWAP_BYTES, 0); + } else { + // embedded deals with pack/unpack alignment only + gl.glGetIntegerv(GL2ES2.GL_PACK_ALIGNMENT, savedAlignment, 0); + gl.glGetIntegerv(GL2ES2.GL_UNPACK_ALIGNMENT, savedAlignment, 1); + } + saved = true; + } + /** * Restores the pixel storage mode. * @throws GLException if not saved via one of the set methods. @@ -96,11 +108,27 @@ public class GLPixelStorageModes { if(!saved) { throw new GLException("pixel storage modes not saved"); } - if(gl.isGL2()) { - gl.getGL2().glPopClientAttrib(); + + if(gl.isGL2GL3()) { + if(gl.isGL2()) { + gl.getGL2().glPopClientAttrib(); + } else { + gl.glPixelStorei(GL2ES2.GL_PACK_ALIGNMENT, savedAlignment[0]); + gl.glPixelStorei(GL2ES2.GL_UNPACK_ALIGNMENT, savedAlignment[1]); + gl.glPixelStorei(GL2GL3.GL_PACK_ROW_LENGTH, savedGL2GL3Modes[0]); + gl.glPixelStorei(GL2GL3.GL_PACK_SKIP_ROWS, savedGL2GL3Modes[1]); + gl.glPixelStorei(GL2GL3.GL_PACK_SKIP_PIXELS, savedGL2GL3Modes[2]); + gl.glPixelStorei(GL2GL3.GL_PACK_SWAP_BYTES, savedGL2GL3Modes[3]); + gl.glPixelStorei(GL2GL3.GL_UNPACK_ROW_LENGTH, savedGL2GL3Modes[4]); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SKIP_ROWS, savedGL2GL3Modes[5]); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SKIP_PIXELS, savedGL2GL3Modes[6]); + gl.glPixelStorei(GL2GL3.GL_UNPACK_SWAP_BYTES, savedGL2GL3Modes[7]); + } } else { - gl.glPixelStorei(GL2ES2.GL_PACK_ALIGNMENT, savedPackAlignment); - } + // embedded deals with pack/unpack alignment only + gl.glPixelStorei(GL2ES2.GL_PACK_ALIGNMENT, savedAlignment[0]); + gl.glPixelStorei(GL2ES2.GL_UNPACK_ALIGNMENT, savedAlignment[1]); + } saved = false; } } |