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 MetalGraphicsConfig_h_Included 27 #define MetalGraphicsConfig_h_Included 28 29 #import "jni.h" 30 //#import "J2D_GL/gl.h" 31 #import <Metal/Metal.h> 32 //@import Metal; 33 //#import "MetalSurfaceData.h" 34 //#import "OGLContext.h" 35 #import <Cocoa/Cocoa.h> 36 37 @interface MetalGraphicsConfigUtil : NSObject {} 38 + (void) _getMetalConfigInfo: (NSMutableArray *)argValue; 39 @end 40 41 // REMIND: Using an NSOpenGLPixelBuffer as the scratch surface has been 42 // problematic thus far (seeing garbage and flickering when switching 43 // between an NSView and the scratch surface), so the following enables 44 // an alternate codepath that uses a hidden NSWindow/NSView as the scratch 45 // surface, for the purposes of making a context current in certain 46 // situations. It appears that calling [NSOpenGLContext setView] too 47 // frequently contributes to the bad behavior, so we should try to avoid 48 // switching to the scratch surface whenever possible. 49 50 /* Do we need this if we are using all off-screen drawing ? */ 51 #define USE_NSVIEW_FOR_SCRATCH 1 52 53 /* Uncomment to have an additional CAOGLLayer instance tied to 54 * each instance, which can be used to test remoting the layer 55 * to an out of process window. The additional layer is needed 56 * because a layer can only be attached to one context (view/window). 57 * This is only for testing purposes and can be removed if/when no 58 * longer needed. 59 */ 60 //#define REMOTELAYER 1 61 62 #ifdef REMOTELAYER 63 #import <JavaRuntimeSupport/JRSRemoteLayer.h> 64 #import <pthread.h> 65 #include <unistd.h> 66 #include <stdio.h> 67 #import <sys/socket.h> 68 #import <sys/un.h> 69 70 extern mach_port_t JRSRemotePort; 71 extern int remoteSocketFD; 72 extern void sendLayerID(int layerID); 73 74 #endif /* REMOTELAYER */ 75 76 77 /** 78 * The CGLGraphicsConfigInfo structure contains information specific to a 79 * given CGLGraphicsConfig (pixel format). 80 * 81 * jint screen; 82 * The screen and PixelFormat for the associated CGLGraphicsConfig. 83 * 84 * NSOpenGLPixelFormat *pixfmt; 85 * The pixel format of the native NSOpenGL context. 86 * 87 * OGLContext *context; 88 * The context associated with this CGLGraphicsConfig. 89 */ 90 typedef struct _MetalGraphicsConfigInfo { 91 jint screen; 92 id<MTLDevice> device; 93 id<MTLCommandQueue> commandQueue; 94 //MTLLibrary *defaultLibrary; 95 } MetalGraphicsConfigInfo; 96 97 /** 98 * The CGLCtxInfo structure contains the native CGLContext information 99 * required by and is encapsulated by the platform-independent OGLContext 100 * structure. 101 * 102 * NSOpenGLContext *context; 103 * The core native NSOpenGL context. Rendering commands have no effect until 104 * a context is made current (active). 105 * 106 * NSOpenGLPixelBuffer *scratchSurface; 107 * The scratch surface id used to make a context current when we do 108 * not otherwise have a reference to an OpenGL surface for the purposes of 109 * making a context current. 110 */ 111 /*typedef struct _CGLCtxInfo { 112 NSOpenGLContext *context; 113 #if USE_NSVIEW_FOR_SCRATCH 114 NSView *scratchSurface; 115 #else 116 NSOpenGLPixelBuffer *scratchSurface; 117 #endif 118 } CGLCtxInfo;*/ 119 120 #endif /* MetalGraphicsConfig_h_Included */