Files
kraken/KREngine/KREngine/Classes/KRModel.h
kearwood 04bd2bbe16 Refactoring to enable multiple lights in forward rendering in progress
--HG--
extra : convert_revision : svn%3A7752d6cf-9f14-4ad2-affc-04f1e67b81a5/trunk%40156
2012-11-15 22:05:25 +00:00

162 lines
4.6 KiB
Objective-C

//
// KRModel.h
// KREngine
//
// Copyright 2012 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#import <stdint.h>
#import <vector>
#import <set>
#import <string>
#import "KRVector2.h"
#import "KRContext.h"
#import "KREngine-common.h"
using std::vector;
using std::set;
using std::list;
#define MAX_VBO_SIZE 65535
// MAX_VBO_SIZE must be divisible by 3 so triangles aren't split across VBO objects...
#define BUFFER_OFFSET(i) ((char *)NULL + (i))
#ifndef KRMODEL_I
#define KRMODEL_I
#import "KRMaterialManager.h"
#import "KRCamera.h"
#import "KRViewport.h"
class KRMaterial;
class KRNode;
class KRModel : public KRResource {
public:
KRModel(KRContext &context, std::string name, KRDataBlock *data);
KRModel(KRContext &context, std::string name);
virtual ~KRModel();
bool hasTransparency();
#if TARGET_OS_IPHONE
void render(KRCamera *pCamera, std::stack<KRLight *> &lights, const KRViewport &viewport, const KRMat4 &matModel, KRTexture *pLightMap, KRNode::RenderPass renderPass);
#endif
std::string m_lodBaseName;
virtual std::string getExtension();
virtual bool save(const std::string& path);
void LoadData(std::vector<KRVector3> vertices, std::vector<KRVector2> uva, std::vector<KRVector2> uvb, std::vector<KRVector3> normals, std::vector<KRVector3> tangents, std::vector<int> submesh_starts, std::vector<int> submesh_lengths, std::vector<std::string> material_names);
void loadPack(KRDataBlock *data);
void renderSubmesh(int iSubmesh);
GLfloat getMaxDimension();
KRVector3 getMinPoint() const;
KRVector3 getMaxPoint() const;
typedef struct {
GLint start_vertex;
GLsizei vertex_count;
char szMaterialName[256];
} Submesh;
typedef struct {
GLfloat x;
GLfloat y;
GLfloat z;
} KRVector3D;
typedef struct {
GLfloat u;
GLfloat v;
} TexCoord;
typedef struct {
KRVector3D vertex;
KRVector3D normal;
KRVector3D tangent;
TexCoord uva;
TexCoord uvb;
} VertexData;
VertexData *getVertexData();
vector<Submesh *> getSubmeshes();
typedef struct {
int32_t start_vertex;
int32_t vertex_count;
char szName[256];
} pack_material;
int getLODCoverage() const;
std::string getLODBaseName() const;
static bool lod_sort_predicate(const KRModel *m1, const KRModel *m2);
private:
int m_lodCoverage; // This LOD level is activated when the bounding box of the model will cover less than this percent of the screen (100 = highest detail model)
vector<KRMaterial *> m_materials;
set<KRMaterial *> m_uniqueMaterials;
bool m_hasTransparency;
KRVector3 m_minPoint, m_maxPoint;
KRDataBlock *m_pData;
typedef struct {
char szTag[16];
float minx, miny, minz, maxx, maxy, maxz;
int32_t vertex_count;
int32_t submesh_count;
} pack_header;
vector<Submesh *> m_submeshes;
void clearData();
void clearBuffers();
void setName(const std::string name);
};
#endif // KRMODEL_I