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// model.h
#pragma once
#include "slang-gfx.h"
#include "vector-math.h"
#include "slang-com-ptr.h"
#include <vector>
#include <string>
#include "platform-api.h"
namespace platform {
struct ModelLoader
{
struct MaterialData
{
glm::vec3 diffuseColor;
glm::vec3 specularColor;
float specularity;
Slang::ComPtr<gfx::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
{
Slang::ComPtr<gfx::IBufferResource> vertexBuffer;
Slang::ComPtr<gfx::IBufferResource> indexBuffer;
gfx::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;
gfx::IDevice* device;
LoadFlags loadFlags = 0;
float scale = 1.0f;
SLANG_PLATFORM_API SlangResult load(char const* inputPath, void** outModel);
};
} // gfx
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