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#ifndef GUI_HELPER_INTERFACE_H
#define GUI_HELPER_INTERFACE_H
class btRigidBody;
class btVector3;
class btCollisionObject;
class btDiscreteDynamicsWorld;
class btCollisionShape;
struct Common2dCanvasInterface;
struct CommonParameterInterface;
struct CommonRenderInterface;
struct CommonGraphicsApp;
///The Bullet 2 GraphicsPhysicsBridge let's the graphics engine create graphics representation and synchronize
struct GUIHelperInterface
{
virtual ~GUIHelperInterface() {}
virtual void createRigidBodyGraphicsObject(btRigidBody* body,const btVector3& color) = 0;
virtual void createCollisionObjectGraphicsObject(btCollisionObject* obj,const btVector3& color) = 0;
virtual void createCollisionShapeGraphicsObject(btCollisionShape* collisionShape)=0;
virtual void syncPhysicsToGraphics(const btDiscreteDynamicsWorld* rbWorld)=0;
virtual void render(const btDiscreteDynamicsWorld* rbWorld)=0;
virtual void createPhysicsDebugDrawer( btDiscreteDynamicsWorld* rbWorld)=0;
virtual int registerTexture(const unsigned char* texels, int width, int height)=0;
virtual int registerGraphicsShape(const float* vertices, int numvertices, const int* indices, int numIndices,int primitiveType, int textureId) = 0;
virtual int registerGraphicsInstance(int shapeIndex, const float* position, const float* quaternion, const float* color, const float* scaling) =0;
virtual void removeAllGraphicsInstances()=0;
virtual Common2dCanvasInterface* get2dCanvasInterface()=0;
virtual CommonParameterInterface* getParameterInterface()=0;
virtual CommonRenderInterface* getRenderInterface()=0;
virtual CommonGraphicsApp* getAppInterface()=0;
virtual void setUpAxis(int axis)=0;
virtual void resetCamera(float camDist, float pitch, float yaw, float camPosX,float camPosY, float camPosZ)=0;
virtual void copyCameraImageData(const float viewMatrix[16], const float projectionMatrix[16],
unsigned char* pixelsRGBA, int rgbaBufferSizeInPixels,
float* depthBuffer, int depthBufferSizeInPixels,
int startPixelIndex, int destinationWidth, int destinationHeight, int* numPixelsCopied)
{
copyCameraImageData(viewMatrix,projectionMatrix,pixelsRGBA,rgbaBufferSizeInPixels,
depthBuffer,depthBufferSizeInPixels,
0,0,
startPixelIndex,destinationWidth,
destinationHeight,numPixelsCopied);
}
virtual void copyCameraImageData(const float viewMatrix[16], const float projectionMatrix[16],
unsigned char* pixelsRGBA, int rgbaBufferSizeInPixels,
float* depthBuffer, int depthBufferSizeInPixels,
int* segmentationMaskBuffer, int segmentationMaskBufferSizeInPixels,
int startPixelIndex, int destinationWidth, int destinationHeight, int* numPixelsCopied)=0;
virtual void autogenerateGraphicsObjects(btDiscreteDynamicsWorld* rbWorld) =0;
virtual void drawText3D( const char* txt, float posX, float posZY, float posZ, float size)=0;
virtual int addUserDebugText3D( const char* txt, const double posisionXYZ[3], const double textColorRGB[3], double size, double lifeTime){return -1;};
virtual int addUserDebugLine(const double debugLineFromXYZ[3], const double debugLineToXYZ[3], const double debugLineColorRGB[3], double lineWidth, double lifeTime ){return -1;};
virtual int addUserDebugParameter(const char* txt, double rangeMin, double rangeMax, double startValue){return -1;};
virtual int readUserDebugParameter(int itemUniqueId, double* value) { return 0;}
virtual void removeUserDebugItem( int debugItemUniqueId){};
virtual void removeAllUserDebugItems( ){};
};
///the DummyGUIHelper does nothing, so we can test the examples without GUI/graphics (in 'console mode')
struct DummyGUIHelper : public GUIHelperInterface
{
DummyGUIHelper() {}
virtual ~DummyGUIHelper() {}
virtual void createRigidBodyGraphicsObject(btRigidBody* body,const btVector3& color){}
virtual void createCollisionObjectGraphicsObject(btCollisionObject* obj,const btVector3& color) {}
virtual void createCollisionShapeGraphicsObject(btCollisionShape* collisionShape){}
virtual void syncPhysicsToGraphics(const btDiscreteDynamicsWorld* rbWorld){}
virtual void render(const btDiscreteDynamicsWorld* rbWorld) {}
virtual void createPhysicsDebugDrawer( btDiscreteDynamicsWorld* rbWorld){}
virtual int registerTexture(const unsigned char* texels, int width, int height){return -1;}
virtual int registerGraphicsShape(const float* vertices, int numvertices, const int* indices, int numIndices,int primitiveType, int textureId){return -1;}
virtual int registerGraphicsInstance(int shapeIndex, const float* position, const float* quaternion, const float* color, const float* scaling) {return -1;}
virtual void removeAllGraphicsInstances(){}
virtual Common2dCanvasInterface* get2dCanvasInterface()
{
return 0;
}
virtual CommonParameterInterface* getParameterInterface()
{
return 0;
}
virtual CommonRenderInterface* getRenderInterface()
{
return 0;
}
virtual CommonGraphicsApp* getAppInterface()
{
return 0;
}
virtual void setUpAxis(int axis)
{
}
virtual void resetCamera(float camDist, float pitch, float yaw, float camPosX,float camPosY, float camPosZ)
{
}
virtual void copyCameraImageData(const float viewMatrix[16], const float projectionMatrix[16],
unsigned char* pixelsRGBA, int rgbaBufferSizeInPixels,
float* depthBuffer, int depthBufferSizeInPixels,
int* segmentationMaskBuffer, int segmentationMaskBufferSizeInPixels,
int startPixelIndex, int width, int height, int* numPixelsCopied)
{
if (numPixelsCopied)
*numPixelsCopied = 0;
}
virtual void autogenerateGraphicsObjects(btDiscreteDynamicsWorld* rbWorld)
{
}
virtual void drawText3D( const char* txt, float posX, float posZY, float posZ, float size)
{
}
virtual int addUserDebugText3D( const char* txt, const double positionXYZ[3], const double textColorRGB[3], double size, double lifeTime)
{
return -1;
}
virtual int addUserDebugLine(const double debugLineFromXYZ[3], const double debugLineToXYZ[3], const double debugLineColorRGB[3], double lineWidth, double lifeTime )
{
return -1;
}
virtual void removeUserDebugItem( int debugItemUniqueId)
{
}
virtual void removeAllUserDebugItems( )
{
}
};
#endif //GUI_HELPER_INTERFACE_H
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