1 /*

     2  * Copyright (c) 2019, 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 MetalLayer_h_Included

    27 #define MetalLayer_h_Included

    28 

    29 #import <JavaNativeFoundation/JavaNativeFoundation.h>

    30 #import <QuartzCore/CAMetalLayer.h>

    31 #import <Metal/Metal.h>

    32 

    33 

    34 @interface MetalLayer : CAMetalLayer

    35 {

    36 @private

    37     JNFWeakJObjectWrapper *javaLayer;

    38 

    39     // intermediate buffer, used the RQ lock to synchronize

    40     id<MTLTexture> mtlTexture;

    41     //GLenum target;

    42     float textureWidth;

    43     float textureHeight;

    44 #ifdef REMOTELAYER

    45     //CGLLayer *parentLayer;

    46     //CGLLayer *remoteLayer;

    47     //NSObject<JRSRemoteLayer> *jrsRemoteLayer;

    48 #endif /* REMOTELAYER */

    49 }

    50 

    51 @property (nonatomic, retain) JNFWeakJObjectWrapper *javaLayer;

    52 @property (readwrite, assign) float textureWidth;

    53 @property (readwrite, assign) float textureHeight;

    54 @property (readwrite, assign) id<MTLTexture> mtlTexture;

    55 @property (readwrite, assign) id<MTLLibrary> mtlLibrary;

    56 @property (readwrite, assign) MTLRenderPipelineDescriptor* mtlRenderPipelineDescriptor;

    57 @property (readwrite, assign) id<MTLRenderPipelineState> renderPipelineState;

    58 //@property (readwrite, assign) id<MTLBuffer> LineVertexBuffer;

    59 //@property (readwrite, assign) id<MTLBuffer> QuadVertexBuffer;

    60 #ifdef REMOTELAYER

    61 //@property (nonatomic, retain) CGLLayer *parentLayer;

    62 //@property (nonatomic, retain) CGLLayer *remoteLayer;

    63 //@property (nonatomic, retain) NSObject<JRSRemoteLayer> *jrsRemoteLayer;

    64 #endif

    65 

    66 - (id) initWithJavaLayer:(JNFWeakJObjectWrapper *)javaLayer;

    67 - (void) blitTexture;

    68 @end

    69 

    70 

    71 // dummy for PoC purpose

    72 void MetalLayer_drawLine(float x1, float y1, float x2, float y2);

    73 void MetalLayer_setColor(int color);

    74 

    75 #endif /* MetalLayer_h_Included */