iSDGE/Engine/Graphics/sgRenderer.h

//
//      sgRenderer.h
//      iSDGE
//
//      Created by Nils Daumann on 17.04.10.
//      Copyright (c) 2010 Nils Daumann

//      Permission is hereby granted, free of charge, to any person obtaining a copy
//      of this software and associated documentation files (the "Software"), to deal
//      in the Software without restriction, including without limitation the rights
//      to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//      copies of the Software, and to permit persons to whom the Software is
//      furnished to do so, subject to the following conditions:

//      The above copyright notice and this permission notice shall be included in
//      all copies or substantial portions of the Software.

//      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//      IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//      FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//      AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//      LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//      OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//      THE SOFTWARE.

#import <vector>

#import <QuartzCore/QuartzCore.h>

#import <OpenGLES/EAGL.h>
#import <OpenGLES/EAGLDrawable.h>

#import "sgTouches.h"
#import "sgAccelerometer.h"
#import "sgDebug.h"
#import "sgColor.h"
#import "sgQuaternion.h"
#import "sgVector3.h"
#import "sgMatrix4x4.h"
#import "sgObject.h"
#import "sgRessourceManager.h"
#import "sgVertex.h"
#import "sgCamera.h"
#import "sgMaterial.h"
#import "sgLight.h"
#import "sgPanel.h"

struct sgOptimizedMesh
{
        sgMesh *mesh;
        sgMaterial *material;
        sgObject *object;
        
        sgOptimizedMesh *next;
        sgOptimizedMesh *prev;
};

class sgRenderer
{
        public:
                sgRenderer();
        
                ~sgRenderer();
        
                virtual BOOL init();
        
                virtual void render();
        
                virtual BOOL resizeFromLayer(CAEAGLLayer* layer);
        
                void setOrientation(unsigned int ori);
        
                sgObject *first_solid;
        
                sgCamera *first_cam;
        
                sgLight *first_light;
        
                sgPanel *first_panel;
        
                GLint backingWidth;
        
                GLint backingHeight;
        
                sgFColorA clearcolor;
        
                static unsigned int oglversion;
        
                BOOL optimize;
        
        protected:
                void updateOrientation();
        
                void culling();
                void sorting();
                void optimizing();
        
                EAGLContext *context;
                
                GLuint defaultFramebuffer;
                GLuint colorRenderbuffer;
                GLuint depthRenderbuffer;
        
                float quadpos[12];
                float quaduv[8];
                sgMaterial *lastmat;
        
                sgOptimizedMesh *first_optimized;
        
                std::vector<sgMesh*> meshes;
                std::vector<sgMaterial*> materials;
        
                unsigned int orientation;
                sgMatrix4x4 matglobal2d;
                sgMatrix4x4 matglobal3d;
};

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