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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef ASS_PARSER_H
#define ASS_PARSER_H
#include <vector>
#include <map>
#include "IModelParser.h"
#include "System/float3.h"
struct aiNode;
struct aiScene;
class LuaTable;
struct SAssVertex {
SAssVertex() : normal(UpVector), textureX(0.f), textureY(0.f), hasNormal(false), hasTangent(false) {}
float3 pos;
float3 normal;
float textureX;
float textureY;
bool hasNormal;
bool hasTangent;
};
struct SAssPiece: public S3DModelPiece
{
SAssPiece() : node(NULL) {}
void DrawForList() const;
const float3& GetVertexPos(int idx) const { return vertices[idx].pos; }
//FIXME implement
//int GetVertexCount() const { return 0; }
//int GetNormalCount() const { return 0; }
//int GetTxCoorCount() const { return 0; }
//void SetMinMaxExtends() {}
//void SetVertexTangents() {}
//float3 GetPosOffset() const { return ZeroVector; }
//void Shatter(float, int, int, const float3&, const float3&) const
public:
aiNode* node;
std::vector<SAssVertex> vertices;
std::vector<unsigned int> vertexDrawOrder;
//! cannot store these in SAssVertex
std::vector<float3> sTangents; //! == T(angent) dirs
std::vector<float3> tTangents; //! == B(itangent) dirs
};
struct SAssModel: public S3DModel
{
SAssModel() : scene(NULL) {}
public:
struct MinMax {
float3 mins,maxs;
};
std::vector<MinMax> mesh_minmax;
const aiScene* scene; //! Assimp scene containing all loaded model data. NULL for S30/3DO.
};
class CAssParser: public IModelParser
{
public:
S3DModel* Load(const std::string& modelFileName);
private:
static SAssPiece* LoadPiece(SAssModel* model, aiNode* node, const LuaTable& metaTable);
static void BuildPieceHierarchy(S3DModel* model);
static void CalculateRadius(S3DModel* model);
static void CalculateHeight(S3DModel* model);
static void CalculateMinMax(S3DModelPiece* piece);
static void LoadPieceTransformations(SAssPiece* piece, const LuaTable& metaTable);
void CalculatePerMeshMinMax(SAssModel* model);
};
#endif /* ASS_PARSER_H */
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