1 /* 2 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #ifndef MTLLayer_h_Included 27 #define MTLLayer_h_Included 28 #import <Metal/Metal.h> 29 #import <MetalKit/MetalKit.h> 30 #import "common.h" 31 32 #import <JavaNativeFoundation/JavaNativeFoundation.h> 33 34 @interface MTLLayer : CAMetalLayer 35 { 36 @private 37 JNFWeakJObjectWrapper *javaLayer; 38 39 // intermediate buffer, used the RQ lock to synchronize 40 MTLContext* ctx; 41 float bufferWidth; 42 float bufferHeight; 43 id<MTLTexture> buffer; 44 } 45 46 @property (nonatomic, retain) JNFWeakJObjectWrapper *javaLayer; 47 @property (readwrite, assign) MTLContext* ctx; 48 @property (readwrite, assign) float bufferWidth; 49 @property (readwrite, assign) float bufferHeight; 50 @property (readwrite, assign) id<MTLTexture> buffer; 51 52 - (id) initWithJavaLayer:(JNFWeakJObjectWrapper *)layer; 53 54 - (void) blitTexture:(id<MTLCommandBuffer>)commandBuf; 55 - (void) fillParallelogramCtxX:(jfloat)x 56 Y:(jfloat)y 57 DX1:(jfloat)dx1 58 DY1:(jfloat)dy1 59 DX2:(jfloat)dx2 60 DY2:(jfloat)dy2; 61 @end 62 63 #endif /* CGLLayer_h_Included */