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74 lines
2.3 KiB
Plaintext
74 lines
2.3 KiB
Plaintext
#import "MetalContextFactory.h"
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#include "base/assert.hpp"
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namespace
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{
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class DrawMetalContext : public dp::metal::MetalBaseContext
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{
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public:
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DrawMetalContext(CAMetalLayer * metalLayer, m2::PointU const & screenSize)
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: dp::metal::MetalBaseContext(metalLayer.device, screenSize, [this]{ return [m_metalLayer nextDrawable]; })
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, m_metalLayer(metalLayer)
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{}
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void Resize(int w, int h) override
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{
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m_metalLayer.drawableSize = CGSize{static_cast<float>(w), static_cast<float>(h)};
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ResetFrameDrawable();
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dp::metal::MetalBaseContext::Resize(w, h);
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}
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private:
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CAMetalLayer * m_metalLayer;
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};
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class UploadMetalContext : public dp::metal::MetalBaseContext
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{
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public:
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explicit UploadMetalContext(id<MTLDevice> device)
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: dp::metal::MetalBaseContext(device, {}, nullptr)
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{}
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void Present() override {}
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void MakeCurrent() override {}
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void Resize(int w, int h) override {}
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void SetFramebuffer(ref_ptr<dp::BaseFramebuffer> framebuffer) override {}
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void Init(dp::ApiVersion apiVersion) override
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{
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CHECK_EQUAL(apiVersion, dp::ApiVersion::Metal, ());
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}
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void SetClearColor(dp::Color const & color) override {}
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void Clear(uint32_t clearBits, uint32_t storeBits) override {}
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void Flush() override {}
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void SetDepthTestEnabled(bool enabled) override {}
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void SetDepthTestFunction(dp::TestFunction depthFunction) override {}
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void SetStencilTestEnabled(bool enabled) override {}
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void SetStencilFunction(dp::StencilFace face, dp::TestFunction stencilFunction) override {}
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void SetStencilActions(dp::StencilFace face, dp::StencilAction stencilFailAction,
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dp::StencilAction depthFailAction, dp::StencilAction passAction) override {}
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};
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} // namespace
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MetalContextFactory::MetalContextFactory(CAMetalLayer * metalLayer, m2::PointU const & screenSize)
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{
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m_drawContext = make_unique_dp<DrawMetalContext>(metalLayer, screenSize);
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m_uploadContext = make_unique_dp<UploadMetalContext>(m_drawContext->GetMetalDevice());
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}
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dp::GraphicsContext * MetalContextFactory::GetDrawContext()
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{
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return m_drawContext.get();
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}
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dp::GraphicsContext * MetalContextFactory::GetResourcesUploadContext()
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{
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return m_uploadContext.get();
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}
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void MetalContextFactory::SetPresentAvailable(bool available)
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{
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m_drawContext->SetPresentAvailable(available);
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}
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