From e96e78defb3faecc1689023f4fedf72588d67bbb Mon Sep 17 00:00:00 2001
From: assiduous <assiduous@diligentgraphics.com>
Date: Mon, 28 Sep 2020 12:15:20 -0700
Subject: Updated Metal interfaces plus a number of misc fixes

---
 Graphics/GraphicsEngineMetal/interface/BufferMtl.h        | 2 ++
 Graphics/GraphicsEngineMetal/interface/PipelineStateMtl.h | 5 +++++
 Graphics/GraphicsEngineMetal/interface/RenderDeviceMtl.h  | 2 ++
 Graphics/GraphicsEngineMetal/interface/ShaderMtl.h        | 2 ++
 Graphics/GraphicsEngineMetal/interface/TextureViewMtl.h   | 2 ++
 5 files changed, 13 insertions(+)

(limited to 'Graphics/GraphicsEngineMetal')

diff --git a/Graphics/GraphicsEngineMetal/interface/BufferMtl.h b/Graphics/GraphicsEngineMetal/interface/BufferMtl.h
index 8cbb04d1..1ed88a5c 100644
--- a/Graphics/GraphicsEngineMetal/interface/BufferMtl.h
+++ b/Graphics/GraphicsEngineMetal/interface/BufferMtl.h
@@ -41,6 +41,8 @@ static const INTERFACE_ID IID_BufferMtl =
 class IBufferMtl : public IBuffer
 {
 public:
+    /// Returns a pointer to Metal buffer (MTLBuffer)
+    virtual void* GetMtlBuffer() const = 0;
 };
 
 } // namespace Diligent
diff --git a/Graphics/GraphicsEngineMetal/interface/PipelineStateMtl.h b/Graphics/GraphicsEngineMetal/interface/PipelineStateMtl.h
index f9b3d4a5..aaea6a0d 100644
--- a/Graphics/GraphicsEngineMetal/interface/PipelineStateMtl.h
+++ b/Graphics/GraphicsEngineMetal/interface/PipelineStateMtl.h
@@ -41,6 +41,11 @@ static const INTERFACE_ID IID_PipelineStateMtl =
 class IPipelineStateMtl : public IPipelineState
 {
 public:
+    /// Returns a pointer to Metal render or compute pipeline (MTLRenderPipelineState or MTLComputePipelineState)
+    virtual void* GetMtlPipeline() const = 0;
+
+    /// Returns a pointer to Metal depth-stencil state (MTLDepthStencilState)
+    virtual void* GetMtlDepthStencilState() const = 0;
 };
 
 } // namespace Diligent
diff --git a/Graphics/GraphicsEngineMetal/interface/RenderDeviceMtl.h b/Graphics/GraphicsEngineMetal/interface/RenderDeviceMtl.h
index 115ae68e..11fe4199 100644
--- a/Graphics/GraphicsEngineMetal/interface/RenderDeviceMtl.h
+++ b/Graphics/GraphicsEngineMetal/interface/RenderDeviceMtl.h
@@ -41,6 +41,8 @@ static const INTERFACE_ID IID_RenderDeviceMtl =
 class IRenderDeviceMtl : public IRenderDevice
 {
 public:
+    /// Returns the pointer to MTLDevice object
+    virtual void* GetMtlDevice() const = 0;
 };
 
 } // namespace Diligent
diff --git a/Graphics/GraphicsEngineMetal/interface/ShaderMtl.h b/Graphics/GraphicsEngineMetal/interface/ShaderMtl.h
index d07561e1..0f3da174 100644
--- a/Graphics/GraphicsEngineMetal/interface/ShaderMtl.h
+++ b/Graphics/GraphicsEngineMetal/interface/ShaderMtl.h
@@ -41,6 +41,8 @@ static const INTERFACE_ID IID_ShaderMtl =
 class IShaderMtl : public IShader
 {
 public:
+    /// Returns the point to Metal shader function (MTLFunction)
+    virtual void* GetMtlShaderFunction() const = 0;
 };
 
 } // namespace Diligent
diff --git a/Graphics/GraphicsEngineMetal/interface/TextureViewMtl.h b/Graphics/GraphicsEngineMetal/interface/TextureViewMtl.h
index 988327b9..07453e6d 100644
--- a/Graphics/GraphicsEngineMetal/interface/TextureViewMtl.h
+++ b/Graphics/GraphicsEngineMetal/interface/TextureViewMtl.h
@@ -41,6 +41,8 @@ static const INTERFACE_ID IID_TextureViewMtl =
 class ITextureViewMtl : public ITextureView
 {
 public:
+    /// Returns a pointer to Metal texture view (MTLTexture)
+    virtual void* GetMtlTexture() const = 0;
 };
 
 } // namespace Diligent
-- 
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