--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLLayer.m Fri Jun 21 12:08:37 2019 +0530
@@ -0,0 +1,180 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#import "MTLGraphicsConfig.h"
+#import "MTLLayer.h"
+#import "ThreadUtilities.h"
+#import "LWCToolkit.h"
+#import "MTLSurfaceData.h"
+
+#import "MTLBlitLoops.h"
+
+@implementation MTLLayer
+
+
+@synthesize javaLayer;
+@synthesize ctx;
+@synthesize bufferWidth;
+@synthesize bufferHeight;
+@synthesize buffer;
+
+- (id) initWithJavaLayer:(JNFWeakJObjectWrapper *)layer
+{
+ AWT_ASSERT_APPKIT_THREAD;
+ // Initialize ourselves
+ self = [super init];
+ if (self == nil) return self;
+
+ self.javaLayer = layer;
+
+ self.contentsGravity = kCAGravityTopLeft;
+
+ //Disable CALayer's default animation
+ NSMutableDictionary * actions = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
+ [NSNull null], @"anchorPoint",
+ [NSNull null], @"bounds",
+ [NSNull null], @"contents",
+ [NSNull null], @"contentsScale",
+ [NSNull null], @"onOrderIn",
+ [NSNull null], @"onOrderOut",
+ [NSNull null], @"position",
+ [NSNull null], @"sublayers",
+ nil];
+ self.actions = actions;
+ [actions release];
+
+
+ return self;
+}
+
+- (void) blitTexture:(id<MTLCommandBuffer>)commandBuf {
+ if (self.ctx == NULL || self.javaLayer == NULL || self.buffer == nil || ctx.device == nil) {
+ J2dTraceLn4(J2D_TRACE_VERBOSE, "MTLLayer.blitTexture: uninitialized (mtlc=%p, javaLayer=%p, buffer=%p, devide=%p)", self.ctx, self.javaLayer, self.buffer, ctx.device);
+ return;
+ }
+
+ if (commandBuf == nil) {
+ J2dTraceLn(J2D_TRACE_VERBOSE, "MTLLayer.blitTexture: nothing to do (commandBuf is null)");
+ return;
+ }
+
+ @autoreleasepool {
+ self.device = ctx.device;
+ self.pixelFormat = MTLPixelFormatBGRA8Unorm;
+ self.framebufferOnly = NO;
+
+ self.drawableSize =
+ CGSizeMake(self.buffer.width,
+ self.buffer.height);
+
+ id<CAMetalDrawable> mtlDrawable = [self nextDrawable];
+ if (mtlDrawable == nil) {
+ return;
+ }
+ J2dTraceLn6(J2D_TRACE_INFO, "MTLLayer.blitTexture: src tex=%p (w=%d, h=%d), dst tex=%p (w=%d, h=%d)", self.buffer, self.buffer.width, self.buffer.height, mtlDrawable.texture, mtlDrawable.texture.width, mtlDrawable.texture.height);
+ id <MTLBlitCommandEncoder> blitEncoder = [commandBuf blitCommandEncoder];
+ [blitEncoder
+ copyFromTexture:self.buffer sourceSlice:0 sourceLevel:0 sourceOrigin:MTLOriginMake(0, 0, 0) sourceSize:MTLSizeMake(self.buffer.width, self.buffer.height, 1)
+ toTexture:mtlDrawable.texture destinationSlice:0 destinationLevel:0 destinationOrigin:MTLOriginMake(0, 0, 0)];
+ [blitEncoder endEncoding];
+
+ [commandBuf presentDrawable:mtlDrawable];
+
+ [commandBuf addCompletedHandler:^(id <MTLCommandBuffer> cmdBuff) {
+ [cmdBuff release];
+ [ctx.texturePool markAllTexturesFree];
+ }];
+
+ [commandBuf commit];
+ }
+}
+
+- (void) dealloc {
+ self.javaLayer = nil;
+ [super dealloc];
+}
+
+@end
+
+/*
+ * Class: sun_java2d_metal_CGLLayer
+ * Method: nativeCreateLayer
+ * Signature: ()J
+ */
+JNIEXPORT jlong JNICALL
+Java_sun_java2d_metal_MTLLayer_nativeCreateLayer
+(JNIEnv *env, jobject obj)
+{
+ __block MTLLayer *layer = nil;
+
+JNF_COCOA_ENTER(env);
+
+ JNFWeakJObjectWrapper *javaLayer = [JNFWeakJObjectWrapper wrapperWithJObject:obj withEnv:env];
+
+ [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
+ AWT_ASSERT_APPKIT_THREAD;
+
+ layer = [[MTLLayer alloc] initWithJavaLayer: javaLayer];
+ }];
+
+JNF_COCOA_EXIT(env);
+
+ return ptr_to_jlong(layer);
+}
+
+// Must be called under the RQ lock.
+JNIEXPORT void JNICALL
+Java_sun_java2d_metal_MTLLayer_validate
+(JNIEnv *env, jclass cls, jlong layerPtr, jobject surfaceData)
+{
+ MTLLayer *layer = OBJC(layerPtr);
+
+ if (surfaceData != NULL) {
+ BMTLSDOps *bmtlsdo = (BMTLSDOps*) SurfaceData_GetOps(env, surfaceData);
+ layer.bufferWidth = bmtlsdo->width;
+ layer.bufferHeight = bmtlsdo->width;
+ layer.buffer = bmtlsdo->pTexture;
+ layer.ctx = ((MTLSDOps *)bmtlsdo->privOps)->configInfo->context;
+ layer.device = layer.ctx.device;
+ } else {
+ layer.ctx = NULL;
+ }
+}
+
+JNIEXPORT void JNICALL
+Java_sun_java2d_metal_MTLLayer_nativeSetScale
+(JNIEnv *env, jclass cls, jlong layerPtr, jdouble scale)
+{
+ JNF_COCOA_ENTER(env);
+ MTLLayer *layer = jlong_to_ptr(layerPtr);
+ // We always call all setXX methods asynchronously, exception is only in
+ // this method where we need to change native texture size and layer's scale
+ // in one call on appkit, otherwise we'll get window's contents blinking,
+ // during screen-2-screen moving.
+ [ThreadUtilities performOnMainThreadWaiting:[NSThread isMainThread] block:^(){
+ layer.contentsScale = scale;
+ }];
+ JNF_COCOA_EXIT(env);
+}