From fc9968dc4fd58fab37476f48e4405c2743c5349c Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Mon, 8 Mar 2021 10:01:20 -0800
Subject: Refactor window library. (#1739)

* Refactor window library.

* Fix project file

* Fix warnings.
---
 tools/platform/model.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 tools/platform/model.h

(limited to 'tools/platform/model.h')

diff --git a/tools/platform/model.h b/tools/platform/model.h
new file mode 100644
index 000000000..412f10a1d
--- /dev/null
+++ b/tools/platform/model.h
@@ -0,0 +1,77 @@
+// model.h
+#pragma once
+
+#include "slang-gfx.h"
+#include "vector-math.h"
+#include "slang-com-ptr.h"
+#include <vector>
+#include <string>
+
+namespace gfx {
+
+struct ModelLoader
+{
+    struct MaterialData
+    {
+        glm::vec3                   diffuseColor;
+        glm::vec3                   specularColor;
+        float                       specularity;
+
+        ComPtr<ITextureResource>     diffuseMap;
+    };
+
+    struct Vertex
+    {
+        glm::vec3 position;
+        glm::vec3 normal;
+        glm::vec2 uv;
+    };
+
+    typedef uint32_t Index;
+
+    struct MeshData
+    {
+        int firstIndex;
+        int indexCount;
+
+        void*   material;
+    };
+
+    struct ModelData
+    {
+        ComPtr<IBufferResource> vertexBuffer;
+        ComPtr<IBufferResource> indexBuffer;
+        PrimitiveTopology       primitiveTopology;
+        int                     vertexCount;
+        int                     indexCount;
+        int                     meshCount;
+        void* const*            meshes;
+    };
+
+    struct ICallbacks
+    {
+        typedef ModelLoader::MaterialData MaterialData;
+        typedef ModelLoader::MeshData MeshData;
+        typedef ModelLoader::ModelData ModelData;
+
+        virtual void* createMaterial(MaterialData const& data) = 0;
+        virtual void* createMesh(MeshData const& data) = 0;
+        virtual void* createModel(ModelData const& data) = 0;
+    };
+
+    typedef uint32_t LoadFlags;
+    enum LoadFlag : LoadFlags
+    {
+        FlipWinding = 1 << 0,
+    };
+
+    ICallbacks*              callbacks = nullptr;
+    Slang::ComPtr<IRenderer> renderer;
+    LoadFlags                loadFlags = 0;
+    float                    scale = 1.0f;
+
+    Result load(char const* inputPath, void** outModel);
+};
+
+
+} // gfx
-- 
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