// Copyright 2020-2022 The Defold Foundation
// Copyright 2014-2020 King
// Copyright 2009-2014 Ragnar Svensson, Christian Murray
// Licensed under the Defold License version 1.0 (the "License"); you may not use
// this file except in compliance with the License.
// 
// You may obtain a copy of the License, together with FAQs at
// https://www.defold.com/license
// 
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.

#ifndef DMSDK_GAMESYS_RES_MODEL_H
#define DMSDK_GAMESYS_RES_MODEL_H

#include <stdint.h>

#include <dmsdk/dlib/hash.h>
#include <dmsdk/dlib/vmath.h>
#include <dmsdk/graphics/graphics.h>
#include <dmsdk/render/render.h>
#include <dmsdk/gamesys/resources/res_rig_scene.h>
#include <gamesys/model_ddf.h>

namespace dmGameSystem
{
    struct ModelResourceBuffers
    {
        dmGraphics::HVertexBuffer   m_VertexBuffer;
        dmGraphics::HIndexBuffer    m_IndexBuffer;
        uint32_t                    m_VertexCount;
        uint32_t                    m_IndexCount;
        uint32_t                    m_MaterialIndex; // Index into ModelResource::m_Materials
        dmGraphics::Type            m_IndexBufferElementType;
    };

    struct MeshInfo
    {
        ModelResourceBuffers*   m_Buffers; // Currently a vertex+index buffer per mesh
        dmRigDDF::Model*        m_Model;   // For the transform
        dmRigDDF::Mesh*         m_Mesh;
    };

    struct ModelResource
    {
        dmModelDDF::Model*              m_Model;
        uint32_t                        m_ModelsCount;
        RigSceneResource*               m_RigScene;

        dmArray<MeshInfo>               m_Meshes;

        dmArray<dmRender::HMaterial>    m_Materials;    // List matches the list of material names in the dmRigDDF::Model

        dmGraphics::HTexture            m_Textures[dmRender::RenderObject::MAX_TEXTURE_COUNT];
        dmhash_t                        m_TexturePaths[dmRender::RenderObject::MAX_TEXTURE_COUNT];
    };
}

#endif // DMSDK_GAMESYS_RES_MODEL_H