author | serb |
Tue, 11 Dec 2012 19:45:00 +0400 | |
changeset 14753 | a56a685d137f |
parent 14306 | 8d823e84507a |
child 16840 | 64446d4710c4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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#import "CGLGraphicsConfig.h" |
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#import "CGLLayer.h" |
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#import "ThreadUtilities.h" |
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#import "LWCToolkit.h" |
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#import "CGLSurfaceData.h" |
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extern NSOpenGLPixelFormat *sharedPixelFormat; |
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extern NSOpenGLContext *sharedContext; |
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@implementation CGLLayer |
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@synthesize javaLayer; |
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@synthesize textureID; |
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@synthesize target; |
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@synthesize textureWidth; |
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@synthesize textureHeight; |
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#ifdef REMOTELAYER |
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@synthesize parentLayer; |
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@synthesize remoteLayer; |
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@synthesize jrsRemoteLayer; |
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#endif |
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- (id) initWithJavaLayer:(JNFJObjectWrapper *)layer; |
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{ |
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AWT_ASSERT_APPKIT_THREAD; |
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// Initialize ourselves |
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self = [super init]; |
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if (self == nil) return self; |
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self.javaLayer = layer; |
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// NOTE: async=YES means that the layer is re-cached periodically |
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self.asynchronous = FALSE; |
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self.contentsGravity = kCAGravityTopLeft; |
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//Layer backed view |
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//self.needsDisplayOnBoundsChange = YES; |
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//self.autoresizingMask = kCALayerWidthSizable | kCALayerHeightSizable; |
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textureID = 0; // texture will be created by rendering pipe |
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target = 0; |
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return self; |
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} |
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- (void) dealloc { |
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self.javaLayer = nil; |
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[super dealloc]; |
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} |
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- (CGLPixelFormatObj)copyCGLPixelFormatForDisplayMask:(uint32_t)mask { |
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return CGLRetainPixelFormat(sharedPixelFormat.CGLPixelFormatObj); |
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} |
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- (CGLContextObj)copyCGLContextForPixelFormat:(CGLPixelFormatObj)pixelFormat { |
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CGLContextObj contextObj = NULL; |
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CGLCreateContext(pixelFormat, sharedContext.CGLContextObj, &contextObj); |
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return contextObj; |
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} |
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// use texture (intermediate buffer) as src and blit it to the layer |
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- (void) blitTexture |
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{ |
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if (textureID == 0) { |
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return; |
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} |
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glEnable(target); |
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glBindTexture(target, textureID); |
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glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); // srccopy |
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float swid = 1.0f, shgt = 1.0f; |
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if (target == GL_TEXTURE_RECTANGLE_ARB) { |
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swid = textureWidth; |
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shgt = textureHeight; |
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} |
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glBegin(GL_QUADS); |
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glTexCoord2f(0.0f, 0.0f); glVertex2f(-1.0f, -1.0f); |
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glTexCoord2f(swid, 0.0f); glVertex2f( 1.0f, -1.0f); |
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glTexCoord2f(swid, shgt); glVertex2f( 1.0f, 1.0f); |
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glTexCoord2f(0.0f, shgt); glVertex2f(-1.0f, 1.0f); |
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glEnd(); |
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glBindTexture(target, 0); |
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glDisable(target); |
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} |
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-(BOOL)canDrawInCGLContext:(CGLContextObj)glContext pixelFormat:(CGLPixelFormatObj)pixelFormat forLayerTime:(CFTimeInterval)timeInterval displayTime:(const CVTimeStamp *)timeStamp{ |
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return textureID == 0 ? NO : YES; |
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} |
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-(void)drawInCGLContext:(CGLContextObj)glContext pixelFormat:(CGLPixelFormatObj)pixelFormat forLayerTime:(CFTimeInterval)timeInterval displayTime:(const CVTimeStamp *)timeStamp |
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{ |
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AWT_ASSERT_APPKIT_THREAD; |
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// Set the current context to the one given to us. |
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CGLSetCurrentContext(glContext); |
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glViewport(0, 0, textureWidth, textureHeight); |
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JNIEnv *env = [ThreadUtilities getJNIEnv]; |
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static JNF_CLASS_CACHE(jc_JavaLayer, "sun/java2d/opengl/CGLLayer"); |
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static JNF_MEMBER_CACHE(jm_drawInCGLContext, jc_JavaLayer, "drawInCGLContext", "()V"); |
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jobject javaLayerLocalRef = [self.javaLayer jObjectWithEnv:env]; |
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JNFCallVoidMethod(env, javaLayerLocalRef, jm_drawInCGLContext); |
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(*env)->DeleteLocalRef(env, javaLayerLocalRef); |
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// Call super to finalize the drawing. By default all it does is call glFlush(). |
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[super drawInCGLContext:glContext pixelFormat:pixelFormat forLayerTime:timeInterval displayTime:timeStamp]; |
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CGLSetCurrentContext(NULL); |
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} |
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@end |
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/* |
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* Class: sun_java2d_opengl_CGLLayer |
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* Method: nativeCreateLayer |
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* Signature: ()J |
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*/ |
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JNIEXPORT jlong JNICALL |
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Java_sun_java2d_opengl_CGLLayer_nativeCreateLayer |
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(JNIEnv *env, jobject obj) |
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{ |
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__block CGLLayer *layer = nil; |
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JNF_COCOA_ENTER(env); |
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JNFJObjectWrapper *javaLayer = [JNFJObjectWrapper wrapperWithJObject:obj withEnv:env]; |
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[ThreadUtilities performOnMainThreadWaiting:YES block:^(){ |
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AWT_ASSERT_APPKIT_THREAD; |
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layer = [[CGLLayer alloc] initWithJavaLayer: javaLayer]; |
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}]; |
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JNF_COCOA_EXIT(env); |
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return ptr_to_jlong(layer); |
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} |
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// Must be called under the RQ lock. |
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JNIEXPORT void JNICALL |
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Java_sun_java2d_opengl_CGLLayer_validate |
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(JNIEnv *env, jobject obj, jlong layerPtr, jobject surfaceData) |
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{ |
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CGLLayer *layer = OBJC(layerPtr); |
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if (surfaceData != NULL) { |
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OGLSDOps *oglsdo = (OGLSDOps*) SurfaceData_GetOps(env, surfaceData); |
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layer.textureID = oglsdo->textureID; |
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layer.target = GL_TEXTURE_2D; |
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layer.textureWidth = oglsdo->width; |
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layer.textureHeight = oglsdo->height; |
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} else { |
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layer.textureID = 0; |
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} |
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} |
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// Must be called on the AppKit thread and under the RQ lock. |
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JNIEXPORT void JNICALL |
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Java_sun_java2d_opengl_CGLLayer_blitTexture |
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(JNIEnv *env, jobject obj, jlong layerPtr) |
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{ |
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CGLLayer *layer = jlong_to_ptr(layerPtr); |
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[layer blitTexture]; |
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} |