/*! * \file include/Render.h * \brief OpenRaider Renderer class * * \author Mongoose * \author xythobuz */ #ifndef _RENDER_H_ #define _RENDER_H_ #include #include "config.h" #include "math/Matrix.h" #include "ViewVolume.h" #include "World.h" #include "SkeletalModel.h" #include "Mesh.h" #include "Texture.h" #include "Camera.h" /*! * \brief OpenRaider Renderer class */ class Render { public: typedef enum { modeDisabled, modeLoadScreen, modeVertexLight, modeSolid, modeWireframe, modeTexture } RenderMode; typedef enum { fPortals = (1 << 0), fRoomAlpha = (1 << 1), fViewModel = (1 << 2), fSprites = (1 << 3), fRoomModels = (1 << 4), fEntityModels = (1 << 5), fFog = (1 << 6), fUsePortals = (1 << 7), fGL_Lights = (1 << 8), fOneRoom = (1 << 9), fRenderPonytail = (1 << 10), // fMultiTexture = (1 << 11), //! \todo Whats up with Multitexture stuff? Where is it needed? fUpdateRoomListPerFrame = (1 << 12), fAnimateAllModels = (1 << 13), fAllRooms = (1 << 14) } RenderFlags; typedef enum { roomMesh, skeletalMesh } RenderMeshType; /*! * \brief Constructs an object of Render */ Render(); /*! * \brief Deconstructs an object of Render */ ~Render(); /*! * \brief Makes a screenshot, writes to disk * \param filenameBase basename of file to be written */ void screenShot(char *filenameBase); /*! * \brief Gets current rendering mode * \returns current RenderMode * \fixme Don't return enum as int?! */ int getMode(); /*! * \brief Loads textures in a certain id slot * \param image Image to load * \param width width of image * \param height height of image * \param id id for texture * \sa Texture::loadBufferSlot() */ void loadTexture(unsigned char *image, unsigned int width, unsigned int height, unsigned int id); /*! * \brief Sets up textures for OpenRaider * \param textureDir Is valid and exists with textures * \returns number of loaded textures */ int initTextures(char *textureDir); /*! * Removes current world/entity/etc geometry */ void ClearWorld(); /*! * \brief Clears bitflags, changes state of renderer in some way * \param flags RenderFlags to clear (ORed) * \fixme use enum not integer as parameter?! */ void clearFlags(unsigned int flags); /*! * \brief Sets bitflags, changes state of renderer in some way * \param flags RenderFlags to set (ORed) * \fixme use enum not integer as parameter?! */ void setFlags(unsigned int flags); void setMode(int n); /*! * \brief Renders a single game frame */ void display(); void setSkyMesh(int index, bool rot); void ViewModel(entity_t *ent, int index); void addSkeletalModel(SkeletalModel *mdl); unsigned int getFlags(); /*! * \brief Check if a bounding box is in the View Volume * \param bboxMin Start coordinates of a valid bounding box * \param bboxMax End coordinates of a valid bounding box * \returns true if bounding box is visible */ bool isVisible(float bboxMin[3], float bboxMax[3]); /*! * \brief Check if a point is in the View Volume * \param x X coordinate * \param y Y coordinate * \param z Z coordinate * \returns true if point is visible */ bool isVisible(float x, float y, float z); /*! * \brief Check if a sphere is in the View Volume * \param x X coordinate of center of sphere * \param y Y coordinate of center of sphere * \param z Z coordinate of center of sphere * \param radius radius of sphere * \returns true if sphere is visible */ bool isVisible(float x, float y, float z, float radius); //! \fixme should be private ViewVolume mViewVolume; //!< View Volume for frustum culling std::vector mModels; private: void drawLoadScreen(); /*! * \brief Build a visible room list starting at index * \param index valid room index where to start the list */ void newRoomRenderList(int index); /*! * \brief Build a visible room list starting from room and * only considers its linked rooms and their linked rooms. * \param room First room in list */ void buildRoomRenderList(Room *room); /*! * \brief Renders visible world object. * * Texture must be initialized. */ void drawObjects(); /*! * \brief Renders Sky domes/boxes/etc by scaling factor. * * Texture must be initialized. * \param scale correct scale for map size */ void drawSkyMesh(float scale); /*! * \brief Renders a skeletal model. * * Texture must be initialized! * \param model model to render */ void drawModel(SkeletalModel *model); /*! * Renders a room in 2 seperate passes to handle alpha. * * Currently doesnt sort alpha but looks pretty good. * Texture must be initialized. * Draw all rooms with alpha false, then again with alpha true. * \param rRoom room to render * \param draw_alpha once false, once true */ void drawRoom(Room *rRoom, bool draw_alpha); /*! * \brief Renders static room model. * * Texture must be initialized. * \param mesh Static model to render */ void drawRoomModel(StaticModel &mesh); /*! * \brief Renders a mesh. * * Texture must be initialized. * \param r_mesh Mesh to render. * \param type Must be object containing mesh */ void drawModelMesh(model_mesh_t *r_mesh, RenderMeshType type); /*! * \brief Renders a sprite. * * Texture must be initialized. * \param sprite sprite to render */ void drawSprite(Sprite &sprite); /*! * \brief Updates View Volume. Call once per render frame. */ void updateViewVolume(); //! \fixme Let them eat cake...? O.o void tmpRenderModelMesh(model_mesh_t *r_mesh, texture_tri_t *ttri); Texture mTexture; //!< Texture subsystem std::vector mRoomRenderList; unsigned int mFlags; //!< Rendering flags unsigned int mMode; //!< Rendering mode int mLock; int mSkyMesh; //!< Skymesh model id bool mSkyMeshRotation; //!< Should Skymesh be rotated? }; #endif