first commit
This commit is contained in:
Greg Wells
397
rendering_api/metal/depends/metal-cpp/MetalKit/MTKView.hpp
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397
rendering_api/metal/depends/metal-cpp/MetalKit/MTKView.hpp
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/*
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*
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* Copyright 2020-2021 Apple Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------
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//
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// MetalKit/MTKView.hpp
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//
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------
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#pragma once
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------
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#include "MetalKitPrivate.hpp"
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#include <AppKit/AppKit.hpp>
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#include <Metal/Metal.hpp>
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#include <QuartzCore/QuartzCore.hpp>
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#include <CoreGraphics/CGColorSpace.h>
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------
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namespace MTK
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{
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class ViewDelegate
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{
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public:
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virtual ~ViewDelegate() { }
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virtual void drawInMTKView( class View* pView ) { }
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virtual void drawableSizeWillChange( class View* pView, CGSize size ) { }
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};
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class View : public NS::Referencing< MTK::View, NS::View >
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{
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public:
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static View* alloc();
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View* init( CGRect frame, const MTL::Device* pDevice );
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View* init( NS::Coder* pCoder );
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void setDevice( const MTL::Device* pDevice );
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MTL::Device* device() const;
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void setDelegate( const MTK::ViewDelegate* pDelegate );
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ViewDelegate* delegate() const;
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CA::MetalDrawable* currentDrawable() const;
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void setFramebufferOnly( bool framebufferOnly );
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bool framebufferOnly() const;
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void setDepthStencilAttachmentTextureUsage( MTL::TextureUsage textureUsage );
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MTL::TextureUsage depthStencilAttachmentTextureUsage() const;
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void setMultisampleColorAttachmentTextureUsage( MTL::TextureUsage textureUsage );
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MTL::TextureUsage multisampleColorAttachmentTextureUsage() const;
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void setPresentsWithTransaction( bool presentsWithTransaction );
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bool presentsWithTransaction() const;
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void setColorPixelFormat( MTL::PixelFormat colorPixelFormat );
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MTL::PixelFormat colorPixelFormat() const;
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void setDepthStencilPixelFormat( MTL::PixelFormat colorPixelFormat );
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MTL::PixelFormat depthStencilPixelFormat() const;
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void setSampleCount( NS::UInteger sampleCount );
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NS::UInteger sampleCount() const;
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void setClearColor( MTL::ClearColor clearColor );
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MTL::ClearColor clearColor() const;
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void setClearDepth( double clearDepth );
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double clearDepth() const;
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void setClearStencil( uint32_t clearStencil );
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uint32_t clearStencil() const;
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MTL::Texture* depthStencilTexture() const;
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MTL::Texture* multisampleColorTexture() const;
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void releaseDrawables() const;
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MTL::RenderPassDescriptor* currentRenderPassDescriptor() const;
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void setPreferredFramesPerSecond( NS::Integer preferredFramesPerSecond );
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NS::Integer preferredFramesPerSecond() const;
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void setEnableSetNeedsDisplay( bool enableSetNeedsDisplay );
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bool enableSetNeedsDisplay() const;
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void setAutoresizeDrawable( bool autoresizeDrawable );
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bool autoresizeDrawable();
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void setDrawableSize( CGSize drawableSize );
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CGSize drawableSize() const;
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CGSize preferredDrawableSize() const;
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MTL::Device* preferredDevice() const;
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void setPaused( bool paused );
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bool isPaused() const;
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void setColorSpace( CGColorSpaceRef colorSpace );
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CGColorSpaceRef colorSpace() const;
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void draw();
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};
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}
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_NS_INLINE MTK::View* MTK::View::alloc()
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{
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return NS::Object::alloc< View >( _MTK_PRIVATE_CLS( MTKView ) );
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}
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_NS_INLINE MTK::View* MTK::View::init( CGRect frame, const MTL::Device* pDevice )
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{
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return NS::Object::sendMessage< View* >( this, _MTK_PRIVATE_SEL( initWithFrame_device_ ), frame, pDevice );
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}
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_NS_INLINE MTK::View* MTK::View::init( NS::Coder* pCoder )
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{
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return NS::Object::sendMessage< View* >( this, _MTK_PRIVATE_SEL( initWithCoder_ ), pCoder );
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}
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_NS_INLINE void MTK::View::setDevice( const MTL::Device* pDevice )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setDevice_ ), pDevice );
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}
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_NS_INLINE MTL::Device* MTK::View::device() const
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{
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return NS::Object::sendMessage< MTL::Device* >( this, _MTK_PRIVATE_SEL( device ) );
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}
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_NS_INLINE void MTK::View::setDelegate( const MTK::ViewDelegate* pDelegate )
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{
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// TODO: Same problem as NS::Application::setDelegate.
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// Requires a similar soution
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NS::Value* pWrapper = NS::Value::value( pDelegate );
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// drawInMTKView:
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void (*drawDispatch)( NS::Value*, SEL, id ) = []( NS::Value* pSelf, SEL _cmd, id pMTKView ){
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auto pDel = reinterpret_cast< MTK::ViewDelegate* >( pSelf->pointerValue() );
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pDel->drawInMTKView( (MTK::View *)pMTKView );
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};
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class_addMethod( (Class)objc_lookUpClass( "NSValue" ), sel_registerName( "drawInMTKView:" ), (IMP)drawDispatch, "v@:@" );
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// mtkView:drawableSizeWillChange:
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void (*drawableSizeWillChange)( NS::Value*, SEL, View*, CGSize ) = []( NS::Value* pSelf, SEL, View* pMTKView, CGSize size){
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auto pDel = reinterpret_cast< MTK::ViewDelegate* >( pSelf->pointerValue() );
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pDel->drawableSizeWillChange( pMTKView, size );
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};
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#if CGFLOAT_IS_DOUBLE
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const char* cbparams = "v@:@{CGSize=dd}";
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#else
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const char* cbparams = "v@:@{CGSize=ff}";
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#endif // CGFLOAT_IS_DOUBLE
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class_addMethod( (Class)objc_lookUpClass( "NSValue" ), sel_registerName( "mtkView:drawableSizeWillChange:"), (IMP)drawableSizeWillChange, cbparams );
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// This circular reference leaks the wrapper object to keep it around for the dispatch to work.
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// It may be better to hoist it to the MTK::View as a member.
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objc_setAssociatedObject( (id)pWrapper, "mtkviewdelegate_cpp", (id)pWrapper, OBJC_ASSOCIATION_RETAIN_NONATOMIC );
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NS::Object::sendMessage< void >( this, sel_registerName( "setDelegate:" ), pWrapper );
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}
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_NS_INLINE MTK::ViewDelegate* MTK::View::delegate() const
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{
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NS::Value* pWrapper = NS::Object::sendMessage< NS::Value* >( this, _MTK_PRIVATE_SEL( delegate ) );
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if ( pWrapper )
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{
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return reinterpret_cast< ViewDelegate* >( pWrapper->pointerValue() );
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}
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return nullptr;
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}
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_NS_INLINE CA::MetalDrawable* MTK::View::currentDrawable() const
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{
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return NS::Object::sendMessage< CA::MetalDrawable* >( this, _MTK_PRIVATE_SEL( currentDrawable ) );
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}
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_NS_INLINE void MTK::View::setFramebufferOnly( bool framebufferOnly )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setFramebufferOnly_ ), framebufferOnly );
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}
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_NS_INLINE bool MTK::View::framebufferOnly() const
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{
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return NS::Object::sendMessage< bool >( this, _MTK_PRIVATE_SEL( framebufferOnly ) );
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}
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_NS_INLINE void MTK::View::setDepthStencilAttachmentTextureUsage( MTL::TextureUsage textureUsage )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setDepthStencilAttachmentTextureUsage_ ), textureUsage );
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}
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_NS_INLINE MTL::TextureUsage MTK::View::depthStencilAttachmentTextureUsage() const
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{
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return NS::Object::sendMessage< MTL::TextureUsage >( this, _MTK_PRIVATE_SEL( depthStencilAttachmentTextureUsage ) );
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}
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_NS_INLINE void MTK::View::setMultisampleColorAttachmentTextureUsage( MTL::TextureUsage textureUsage )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setMultisampleColorAttachmentTextureUsage_ ), textureUsage );
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}
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_NS_INLINE MTL::TextureUsage MTK::View::multisampleColorAttachmentTextureUsage() const
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{
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return NS::Object::sendMessage< MTL::TextureUsage >( this, _MTK_PRIVATE_SEL( multisampleColorAttachmentTextureUsage ) );
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}
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_NS_INLINE void MTK::View::setPresentsWithTransaction( bool presentsWithTransaction )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setPresentsWithTransaction_ ), presentsWithTransaction );
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}
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_NS_INLINE bool MTK::View::presentsWithTransaction() const
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{
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return NS::Object::sendMessage< bool >( this, _MTK_PRIVATE_SEL( presentsWithTransaction ) );
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}
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_NS_INLINE void MTK::View::setColorPixelFormat( MTL::PixelFormat colorPixelFormat )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setColorPixelFormat_ ), colorPixelFormat );
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}
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_NS_INLINE MTL::PixelFormat MTK::View::colorPixelFormat() const
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{
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return NS::Object::sendMessage< MTL::PixelFormat >( this, _MTK_PRIVATE_SEL( colorPixelFormat ) );
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}
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_NS_INLINE void MTK::View::setDepthStencilPixelFormat( MTL::PixelFormat colorPixelFormat )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setDepthStencilPixelFormat_ ), colorPixelFormat );
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}
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_NS_INLINE MTL::PixelFormat MTK::View::depthStencilPixelFormat() const
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{
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return NS::Object::sendMessage< MTL::PixelFormat >( this, _MTK_PRIVATE_SEL( depthStencilPixelFormat ) );
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}
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_NS_INLINE void MTK::View::setSampleCount( NS::UInteger sampleCount )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setSampleCount_), sampleCount );
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}
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_NS_INLINE NS::UInteger MTK::View::sampleCount() const
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{
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return NS::Object::sendMessage< NS::UInteger >( this, _MTK_PRIVATE_SEL( sampleCount ) );
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}
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_NS_INLINE void MTK::View::setClearColor( MTL::ClearColor clearColor )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setClearColor_ ), clearColor );
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}
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_NS_INLINE MTL::ClearColor MTK::View::clearColor() const
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{
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return NS::Object::sendMessage< MTL::ClearColor >( this, _MTK_PRIVATE_SEL( clearColor) );
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}
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_NS_INLINE void MTK::View::setClearDepth( double clearDepth )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setClearDepth_ ), clearDepth );
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}
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_NS_INLINE double MTK::View::clearDepth() const
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{
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return NS::Object::sendMessage< double >( this, _MTK_PRIVATE_SEL( clearDepth ) );
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}
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_NS_INLINE void MTK::View::setClearStencil( uint32_t clearStencil )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setClearStencil_ ), clearStencil );
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}
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_NS_INLINE uint32_t MTK::View::clearStencil() const
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{
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return NS::Object::sendMessage< uint32_t >( this, _MTK_PRIVATE_SEL( clearStencil ) );
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}
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_NS_INLINE MTL::Texture* MTK::View::depthStencilTexture() const
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{
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return NS::Object::sendMessage< MTL::Texture* >( this, _MTK_PRIVATE_SEL( depthStencilTexture ) );
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}
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_NS_INLINE MTL::Texture* MTK::View::multisampleColorTexture() const
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{
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return NS::Object::sendMessage< MTL::Texture* >( this, _MTK_PRIVATE_SEL( multisampleColorTexture ) );
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}
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_NS_INLINE void MTK::View::releaseDrawables() const
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( releaseDrawables ) );
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}
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_NS_INLINE MTL::RenderPassDescriptor* MTK::View::currentRenderPassDescriptor() const
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{
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return NS::Object::sendMessage< MTL::RenderPassDescriptor* >( this, _MTK_PRIVATE_SEL( currentRenderPassDescriptor ) );
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}
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_NS_INLINE void MTK::View::setPreferredFramesPerSecond( NS::Integer preferredFramesPerSecond )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setPreferredFramesPerSecond_ ), preferredFramesPerSecond );
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}
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_NS_INLINE NS::Integer MTK::View::preferredFramesPerSecond() const
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{
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return NS::Object::sendMessage< NS::Integer >( this, _MTK_PRIVATE_SEL( preferredFramesPerSecond ) );
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}
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_NS_INLINE void MTK::View::setEnableSetNeedsDisplay( bool enableSetNeedsDisplay )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setEnableSetNeedsDisplay_ ), enableSetNeedsDisplay );
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}
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_NS_INLINE bool MTK::View::enableSetNeedsDisplay() const
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{
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return NS::Object::sendMessage< bool >( this, _MTK_PRIVATE_SEL( enableSetNeedsDisplay ) );
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}
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_NS_INLINE void MTK::View::setAutoresizeDrawable( bool autoresizeDrawable )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setAutoresizeDrawable_ ), autoresizeDrawable );
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}
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_NS_INLINE bool MTK::View::autoresizeDrawable()
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{
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return NS::Object::sendMessage< bool >( this, _MTK_PRIVATE_SEL( autoresizeDrawable ) );
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}
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_NS_INLINE void MTK::View::setDrawableSize( CGSize drawableSize )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setDrawableSize_ ), drawableSize );
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}
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_NS_INLINE CGSize MTK::View::drawableSize() const
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{
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return NS::Object::sendMessage< CGSize >( this, _MTK_PRIVATE_SEL( drawableSize ) );
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}
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_NS_INLINE CGSize MTK::View::preferredDrawableSize() const
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{
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return NS::Object::sendMessage< CGSize >( this, _MTK_PRIVATE_SEL( preferredDrawableSize ) );
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}
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_NS_INLINE MTL::Device* MTK::View::preferredDevice() const
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{
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return NS::Object::sendMessage< MTL::Device* >( this, _MTK_PRIVATE_SEL( preferredDevice ) );
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}
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_NS_INLINE void MTK::View::setPaused( bool paused )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setPaused_ ), paused );
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}
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_NS_INLINE bool MTK::View::isPaused() const
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{
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return NS::Object::sendMessage< bool >( this, _MTK_PRIVATE_SEL( isPaused ) );
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}
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_NS_INLINE void MTK::View::setColorSpace( CGColorSpaceRef colorSpace )
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( setColorspace_), colorSpace );
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}
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_NS_INLINE CGColorSpaceRef MTK::View::colorSpace() const
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{
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return NS::Object::sendMessage< CGColorSpaceRef >( this, _MTK_PRIVATE_SEL( colorspace ) );
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}
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_NS_INLINE void MTK::View::draw()
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{
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NS::Object::sendMessage< void >( this, _MTK_PRIVATE_SEL( draw ) );
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}
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