1*c8dee2aaSAndroid Build Coastguard Worker /* 2*c8dee2aaSAndroid Build Coastguard Worker * Copyright 2021 Google Inc. 3*c8dee2aaSAndroid Build Coastguard Worker * 4*c8dee2aaSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license that can be 5*c8dee2aaSAndroid Build Coastguard Worker * found in the LICENSE file. 6*c8dee2aaSAndroid Build Coastguard Worker */ 7*c8dee2aaSAndroid Build Coastguard Worker #ifndef GraphiteMetalWindowContext_DEFINED 8*c8dee2aaSAndroid Build Coastguard Worker #define GraphiteMetalWindowContext_DEFINED 9*c8dee2aaSAndroid Build Coastguard Worker 10*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkRefCnt.h" 11*c8dee2aaSAndroid Build Coastguard Worker #include "include/ports/SkCFObject.h" 12*c8dee2aaSAndroid Build Coastguard Worker 13*c8dee2aaSAndroid Build Coastguard Worker #include "tools/window/WindowContext.h" 14*c8dee2aaSAndroid Build Coastguard Worker 15*c8dee2aaSAndroid Build Coastguard Worker #import <Metal/Metal.h> 16*c8dee2aaSAndroid Build Coastguard Worker #import <QuartzCore/CAMetalLayer.h> 17*c8dee2aaSAndroid Build Coastguard Worker 18*c8dee2aaSAndroid Build Coastguard Worker class SkSurface; 19*c8dee2aaSAndroid Build Coastguard Worker 20*c8dee2aaSAndroid Build Coastguard Worker namespace skwindow::internal { 21*c8dee2aaSAndroid Build Coastguard Worker 22*c8dee2aaSAndroid Build Coastguard Worker class GraphiteMetalWindowContext : public WindowContext { 23*c8dee2aaSAndroid Build Coastguard Worker public: 24*c8dee2aaSAndroid Build Coastguard Worker sk_sp<SkSurface> getBackbufferSurface() override; 25*c8dee2aaSAndroid Build Coastguard Worker isValid()26*c8dee2aaSAndroid Build Coastguard Worker bool isValid() override { return fValid; } 27*c8dee2aaSAndroid Build Coastguard Worker 28*c8dee2aaSAndroid Build Coastguard Worker void setDisplayParams(std::unique_ptr<const DisplayParams> params) override; 29*c8dee2aaSAndroid Build Coastguard Worker 30*c8dee2aaSAndroid Build Coastguard Worker void activate(bool isActive) override; 31*c8dee2aaSAndroid Build Coastguard Worker 32*c8dee2aaSAndroid Build Coastguard Worker protected: 33*c8dee2aaSAndroid Build Coastguard Worker GraphiteMetalWindowContext(std::unique_ptr<const DisplayParams>); 34*c8dee2aaSAndroid Build Coastguard Worker // This should be called by subclass constructor. It is also called when window/display 35*c8dee2aaSAndroid Build Coastguard Worker // parameters change. This will in turn call onInitializeContext(). 36*c8dee2aaSAndroid Build Coastguard Worker void initializeContext(); 37*c8dee2aaSAndroid Build Coastguard Worker virtual bool onInitializeContext() = 0; 38*c8dee2aaSAndroid Build Coastguard Worker 39*c8dee2aaSAndroid Build Coastguard Worker // This should be called by subclass destructor. It is also called when window/display 40*c8dee2aaSAndroid Build Coastguard Worker // parameters change prior to initializing a new Metal context. This will in turn call 41*c8dee2aaSAndroid Build Coastguard Worker // onDestroyContext(). 42*c8dee2aaSAndroid Build Coastguard Worker void destroyContext(); 43*c8dee2aaSAndroid Build Coastguard Worker virtual void onDestroyContext() = 0; 44*c8dee2aaSAndroid Build Coastguard Worker 45*c8dee2aaSAndroid Build Coastguard Worker void onSwapBuffers() override; 46*c8dee2aaSAndroid Build Coastguard Worker 47*c8dee2aaSAndroid Build Coastguard Worker bool fValid; 48*c8dee2aaSAndroid Build Coastguard Worker sk_cfp<id<MTLDevice>> fDevice; 49*c8dee2aaSAndroid Build Coastguard Worker sk_cfp<id<MTLCommandQueue>> fQueue; 50*c8dee2aaSAndroid Build Coastguard Worker CAMetalLayer* fMetalLayer; 51*c8dee2aaSAndroid Build Coastguard Worker CFTypeRef fDrawableHandle; 52*c8dee2aaSAndroid Build Coastguard Worker }; 53*c8dee2aaSAndroid Build Coastguard Worker 54*c8dee2aaSAndroid Build Coastguard Worker } // namespace skwindow::internal 55*c8dee2aaSAndroid Build Coastguard Worker 56*c8dee2aaSAndroid Build Coastguard Worker #endif 57