174 lines
6.0 KiB
Java
174 lines
6.0 KiB
Java
/*
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* Copyright (c) 2002-2011 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.opengles;
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import org.lwjgl.LWJGLException;
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import org.lwjgl.MemoryUtil;
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import java.nio.IntBuffer;
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import static org.lwjgl.opengles.EGL.*;
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/** EGL_KHR_fence_sync wrapper class. */
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public final class EGLKHRFenceSync {
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/**
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* Accepted by the <type> parameter of eglCreateSyncKHR, and returned
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* in <value> when eglGetSyncAttribKHR is called with <attribute>
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* EGL_SYNC_TYPE_KHR:
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*/
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public static final int EGL_SYNC_FENCE_KHR = 0x30F9;
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/** Accepted by the <attribute> parameter of eglGetSyncAttribKHR: */
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public static final int EGL_SYNC_TYPE_KHR = 0x30F7,
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EGL_SYNC_STATUS_KHR = 0x30F1,
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EGL_SYNC_CONDITION_KHR = 0x30F8;
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/**
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* Returned in <value> when eglGetSyncAttribKHR is called with
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* <attribute> EGL_SYNC_STATUS_KHR:
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*/
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public static final int EGL_SIGNALED_KHR = 0x30F2,
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EGL_UNSIGNALED_KHR = 0x30F3;
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/**
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* Returned in <value> when eglGetSyncAttribKHR is called with
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* <attribute> EGL_SYNC_CONDITION_KHR:
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*/
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public static final int EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR = 0x30F0;
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/** Accepted in the <flags> parameter of eglClientWaitSyncKHR: */
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public static final int EGL_SYNC_FLUSH_COMMANDS_BIT_KHR = 0x0001;
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/** Accepted in the <timeout> parameter of eglClientWaitSyncKHR: */
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public static final long EGL_FOREVER_KHR = 0xFFFFFFFFFFFFFFFFl;
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/** Returned by eglClientWaitSyncKHR: */
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public static final int EGL_TIMEOUT_EXPIRED_KHR = 0x30F5,
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EGL_CONDITION_SATISFIED_KHR = 0x30F6;
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/** Returned by eglCreateSyncKHR in the event of an error: */
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public static final long EGL_NO_SYNC_KHR = 0;
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static {
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initNativeStubs();
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}
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private EGLKHRFenceSync() {
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}
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private static native void initNativeStubs();
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/**
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* Creates a fence sync object for the specified EGL display and returns
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* a handle to the new object.
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*
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* @param dpy the EGL display
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* @param type the sync type
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* @param attrib_list an attribute list (may be null)
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*
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* @return the created fence sync object
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*
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* @throws org.lwjgl.LWJGLException if an EGL error occurs.
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*/
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public static EGLSyncKHR eglCreateSyncKHR(EGLDisplay dpy, int type, IntBuffer attrib_list) throws LWJGLException {
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checkAttribList(attrib_list);
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final long pointer = neglCreateSyncKHR(dpy.getPointer(), type, MemoryUtil.getAddressSafe(attrib_list));
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if ( pointer == EGL_NO_SYNC_KHR )
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throwEGLError("Failed to create KHR fence sync object.");
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return new EGLSyncKHR(pointer);
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}
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private static native long neglCreateSyncKHR(long dpy_ptr, int type, long attrib_list);
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/**
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* Destroys an existing sync object.
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*
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* @param sync the sync object
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*
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* @throws org.lwjgl.LWJGLException if an EGL error occurs.
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*/
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public static void eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync) throws LWJGLException {
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if ( !neglDestroySyncKHR(dpy.getPointer(), sync.getPointer()) )
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throwEGLError("Failed to destroy KHR fence sync object.");
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}
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private static native boolean neglDestroySyncKHR(long dpy_ptr, long sync_ptr);
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/**
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* Blocks the calling thread until the specified sync object is
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* signaled, or until a specified timeout value expires.
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*
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* @param sync the sync object
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* @param flags the block flags
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* @param timeout the block timeout
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*
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* @return the sync object status
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*
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* @throws org.lwjgl.LWJGLException if an EGL error occurs.
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*/
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public static int eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, int flags, long timeout) throws LWJGLException {
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final int status = neglClientWaitSyncKHR(dpy.getPointer(), sync.getPointer(), flags, timeout);
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if ( status == EGL_FALSE )
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throwEGLError("Failed to block on KHR fence sync object.");
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return status;
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}
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private static native int neglClientWaitSyncKHR(long dpy_ptr, long sync_ptr, int flags, long timeout);
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/**
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* Returns the value of the sync object attribute.
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*
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* @param sync the sync object
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* @param attribute the attribute to query
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*
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* @return the attribute value
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*
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* @throws org.lwjgl.LWJGLException if an EGL error occurs.
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*/
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public static int eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, int attribute) throws LWJGLException {
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final IntBuffer value = APIUtil.getBufferInt();
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if ( !neglGetSyncAttribKHR(dpy.getPointer(), sync.getPointer(), attribute, MemoryUtil.getAddress(value)) )
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throwEGLError("Failed to get KHR fence sync object attribute.");
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return value.get(0);
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}
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private static native boolean neglGetSyncAttribKHR(long dpy_ptr, long sync_ptr, int attribute, long value);
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} |