| 1 | /****************************************************************************** |
| 2 | * Arachnoid Graphics Plugin for Mupen64Plus |
| 3 | * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/ |
| 4 | * |
| 5 | * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version 2 |
| 10 | * of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 20 | *****************************************************************************/ |
| 21 | |
| 22 | #ifndef OPEN_GL_RENDERER_H_ |
| 23 | #define OPEN_GL_RENDERER_H_ |
| 24 | |
| 25 | #include "m64p.h" |
| 26 | #include "OpenGL.h" |
| 27 | |
| 28 | //Forward Declarations |
| 29 | struct SPVertex; |
| 30 | class RSP; |
| 31 | class RDP; |
| 32 | class TextureCache; |
| 33 | class VI; |
| 34 | class FogManager; |
| 35 | |
| 36 | #include "MultiTexturingExt.h" |
| 37 | |
| 38 | |
| 39 | //***************************************************************************** |
| 40 | //* OpenGL Vertex |
| 41 | //! Used in vertex buffer by OpenGLRenderer. |
| 42 | //***************************************************************************** |
| 43 | struct GLVertex |
| 44 | { |
| 45 | float x, y, z, w; //!< Vertex position |
| 46 | struct |
| 47 | { |
| 48 | float r, g, b, a; |
| 49 | } color, secondaryColor; //!< Color and secondary color |
| 50 | float s0, t0, s1, t1; //!< Texture coordinats |
| 51 | float fog; //!< Vertex fog variable |
| 52 | }; |
| 53 | |
| 54 | //***************************************************************************** |
| 55 | //* OpenGL Renderer |
| 56 | //! Class for rendering using OpenGL |
| 57 | //***************************************************************************** |
| 58 | class OpenGLRenderer |
| 59 | { |
| 60 | public: |
| 61 | |
| 62 | //Get Singleton Instance |
| 63 | static OpenGLRenderer& getSingleton() |
| 64 | { |
| 65 | static OpenGLRenderer instance; |
| 66 | return instance; |
| 67 | } |
| 68 | |
| 69 | //Destructor |
| 70 | ~OpenGLRenderer(); |
| 71 | |
| 72 | //Initialize |
| 73 | bool initialize(RSP* rsp, RDP* rdp, TextureCache* textureCache, VI* vi, FogManager* fogMgr); |
| 74 | |
| 75 | //Flush Vertex buffer |
| 76 | void render(); |
| 77 | |
| 78 | //Add triangle |
| 79 | void addTriangle( SPVertex *vertices, int v0, int v1, int v2 ); |
| 80 | |
| 81 | //Get number of vertices |
| 82 | int getNumVertices() { return m_numVertices; } |
| 83 | |
| 84 | //Render Tex Rect |
| 85 | void renderTexRect( float ulx, float uly, //Upper left vertex |
| 86 | float lrx, float lry, //Lower right vertex |
| 87 | float uls, float ult, //Upper left texcoord |
| 88 | float lrs, float lrt, //Lower right texcoord |
| 89 | bool flip); //Flip |
| 90 | |
| 91 | private: |
| 92 | |
| 93 | //Constructor |
| 94 | OpenGLRenderer(); |
| 95 | |
| 96 | private: |
| 97 | |
| 98 | GLVertex m_vertices[256]; //!< Vertex buffer |
| 99 | unsigned char m_triangles[300][3]; //!< Triangles used to index vertices |
| 100 | |
| 101 | int m_numVertices; //!< Number of vertices in vertex buffer |
| 102 | int m_numTriangles; //!< Number of triangles |
| 103 | |
| 104 | RSP* m_rsp; //!< Pointer to Reality Signal Processor |
| 105 | RDP* m_rdp; //!< Pointer to Reality Drawing Processor |
| 106 | VI* m_vi; //!< Pointer to Video Interface |
| 107 | TextureCache* m_textureCache; //!< Pointer to texture cache |
| 108 | FogManager* m_fogMgr; //!< Pointer to Fog Manager used to render fog. |
| 109 | |
| 110 | }; |
| 111 | |
| 112 | #endif |