diff options
Diffstat (limited to 'bundles/org.eclipse.swt.opengl/carbon/org/eclipse/swt/opengl/GLCanvas.java')
| -rwxr-xr-x | bundles/org.eclipse.swt.opengl/carbon/org/eclipse/swt/opengl/GLCanvas.java | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/bundles/org.eclipse.swt.opengl/carbon/org/eclipse/swt/opengl/GLCanvas.java b/bundles/org.eclipse.swt.opengl/carbon/org/eclipse/swt/opengl/GLCanvas.java deleted file mode 100755 index ebfc775bf3..0000000000 --- a/bundles/org.eclipse.swt.opengl/carbon/org/eclipse/swt/opengl/GLCanvas.java +++ /dev/null @@ -1,255 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2005 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.opengl; - -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.widgets.*; -import org.eclipse.swt.internal.carbon.*; -import org.eclipse.swt.internal.opengl.carbon.*; - -/** - * GLCanvas is a widget capable of displaying OpenGL content. - */ - -public class GLCanvas extends Canvas { - int context; - int pixelFormat; - static final int MAX_ATTRIBUTES = 32; - -/** - * Create a GLCanvas widget using the attributes described in the GLData - * object provided. - * - * @param parent a composite widget - * @param style the bitwise OR'ing of widget styles - * @param data the requested attributes of the GLCanvas - * - * @exception IllegalArgumentException - * <ul><li>ERROR_NULL_ARGUMENT when the data is null - * <li>ERROR_UNSUPPORTED_DEPTH when the requested attributes cannot be provided</ul> - * @exception SWTException - * <ul><li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread - * <li>ERROR_CANNOT_CREATE_OBJECT when failed to create OLE Object - * <li>ERROR_CANNOT_OPEN_FILE when failed to open file - * <li>ERROR_INTERFACE_NOT_FOUND when unable to create callbacks for OLE Interfaces - * <li>ERROR_INVALID_CLASSID - * </ul> - */ -public GLCanvas (Composite parent, int style, GLData data) { - super (parent, style); - if (data == null) SWT.error (SWT.ERROR_NULL_ARGUMENT); - int aglAttrib [] = new int [MAX_ATTRIBUTES]; - int pos = 0; - aglAttrib [pos++] = AGL.AGL_RGBA; - if (data.doubleBuffer) aglAttrib [pos++] = AGL.AGL_DOUBLEBUFFER; - if (data.stereo) aglAttrib [pos++] = AGL.AGL_STEREO; - if (data.redSize > 0) { - aglAttrib [pos++] = AGL.AGL_RED_SIZE; - aglAttrib [pos++] = data.redSize; - } - if (data.greenSize > 0) { - aglAttrib [pos++] = AGL.AGL_GREEN_SIZE; - aglAttrib [pos++] = data.greenSize; - } - if (data.blueSize > 0) { - aglAttrib [pos++] = AGL.AGL_BLUE_SIZE; - aglAttrib [pos++] = data.blueSize; - } - if (data.alphaSize > 0) { - aglAttrib [pos++] = AGL.AGL_ALPHA_SIZE; - aglAttrib [pos++] = data.alphaSize; - } - if (data.depthSize > 0) { - aglAttrib [pos++] = AGL.AGL_DEPTH_SIZE; - aglAttrib [pos++] = data.depthSize; - } - if (data.stencilSize > 0) { - aglAttrib [pos++] = AGL.AGL_STENCIL_SIZE; - aglAttrib [pos++] = data.stencilSize; - } - if (data.accumRedSize > 0) { - aglAttrib [pos++] = AGL.AGL_ACCUM_RED_SIZE; - aglAttrib [pos++] = data.accumRedSize; - } - if (data.accumGreenSize > 0) { - aglAttrib [pos++] = AGL.AGL_ACCUM_GREEN_SIZE; - aglAttrib [pos++] = data.accumGreenSize; - } - if (data.accumBlueSize > 0) { - aglAttrib [pos++] = AGL.AGL_ACCUM_BLUE_SIZE; - aglAttrib [pos++] = data.accumBlueSize; - } - if (data.accumAlphaSize > 0) { - aglAttrib [pos++] = AGL.AGL_ACCUM_ALPHA_SIZE; - aglAttrib [pos++] = data.accumAlphaSize; - } - if (data.sampleBuffers > 0) { - aglAttrib [pos++] = AGL.AGL_SAMPLE_BUFFERS_ARB; - aglAttrib [pos++] = data.sampleBuffers; - } - if (data.samples > 0) { - aglAttrib [pos++] = AGL.AGL_SAMPLES_ARB; - aglAttrib [pos++] = data.samples; - } - aglAttrib [pos++] = AGL.AGL_NONE; - pixelFormat = AGL.aglChoosePixelFormat (0, 0, aglAttrib); -// context = AGL.aglCreateContext (pixelFormat, share == null ? 0 : share.context); - context = AGL.aglCreateContext (pixelFormat, 0); - int window = OS.GetControlOwner (handle); - int port = OS.GetWindowPort (window); - AGL.aglSetDrawable (context, port); - - Listener listener = new Listener () { - public void handleEvent (Event event) { - switch (event.type) { - case SWT.Dispose: - AGL.aglDestroyContext (context); - AGL.aglDestroyPixelFormat (pixelFormat); - break; - case SWT.Resize: - case SWT.Hide: - case SWT.Show: - getDisplay().asyncExec(new Runnable() { - public void run() { - fixBounds(); - } - }); - break; - } - } - }; - addListener (SWT.Resize, listener); - Shell shell = getShell(); - shell.addListener(SWT.Resize, listener); - shell.addListener(SWT.Show, listener); - shell.addListener(SWT.Hide, listener); - Control c = this; - do { - c.addListener(SWT.Show, listener); - c.addListener(SWT.Hide, listener); - c = c.getParent(); - } while (c != shell); - addListener (SWT.Dispose, listener); -} - -void fixBounds () { - GCData data = new GCData (); - int gc = internal_new_GC (data); - Rect bounds = new Rect (); - OS.GetRegionBounds (data.visibleRgn, bounds); - int width = bounds.right - bounds.left; - int height = bounds.bottom - bounds.top; - Rect rect = new Rect (); - int window = OS.GetControlOwner (handle); - int port = OS.GetWindowPort (window); - OS.GetPortBounds (port, rect); - int [] glbounds = new int [4]; - glbounds[0] = bounds.left; - glbounds[1] = rect.bottom - rect.top - bounds.top - height; - glbounds[2] = width; - glbounds[3] = height; - AGL.aglSetInteger (context, AGL.AGL_BUFFER_RECT, glbounds); - AGL.aglEnable (context, AGL.AGL_BUFFER_RECT); - AGL.aglSetInteger (context, AGL.AGL_CLIP_REGION, data.visibleRgn); - AGL.aglUpdateContext (context); - internal_dispose_GC (gc, data); -} - -/** - * Returns a GLData object describing the created context. - * - * @return GLData description of the OpenGL context attributes - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public GLData getGLData () { - checkWidget (); - GLData data = new GLData (); - int [] value = new int [1]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_DOUBLEBUFFER, value); - data.doubleBuffer = value [0] != 0; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_STEREO, value); - data.stereo = value [0] != 0; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_RED_SIZE, value); - data.redSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_GREEN_SIZE, value); - data.greenSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_BLUE_SIZE, value); - data.blueSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_ALPHA_SIZE, value); - data.alphaSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_DEPTH_SIZE, value); - data.depthSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_STENCIL_SIZE, value); - data.stencilSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_ACCUM_RED_SIZE, value); - data.accumRedSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_ACCUM_GREEN_SIZE, value); - data.accumGreenSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_ACCUM_BLUE_SIZE, value); - data.accumBlueSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_ACCUM_ALPHA_SIZE, value); - data.accumAlphaSize = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_SAMPLE_BUFFERS_ARB, value); - data.sampleBuffers = value [0]; - AGL.aglDescribePixelFormat (pixelFormat, AGL.AGL_SAMPLES_ARB, value); - data.samples = value [0]; - return data; -} - -/** - * Returns a boolean indicating whether the receiver's OpenGL context - * is the current context. - * - * @return true if the receiver holds the current OpenGL context, - * false otherwise - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public boolean isCurrent () { - checkWidget (); - return AGL.aglGetCurrentContext () == context; -} - -/** - * Sets the OpenGL context associated with this GLCanvas to be the - * current GL context. - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void setCurrent () { - checkWidget (); - if (AGL.aglGetCurrentContext () != context) { - AGL.aglSetCurrentContext (context); - } -} - -/** - * Swaps the front and back color buffers. - * - * @exception SWTException <ul> - * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> - * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> - * </ul> - */ -public void swapBuffers () { - checkWidget (); - AGL.aglSwapBuffers (context); -} -} |