1 | /* |
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2 | Bullet Continuous Collision Detection and Physics Library |
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3 | Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/ |
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4 | |
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5 | This software is provided 'as-is', without any express or implied warranty. |
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6 | In no event will the authors be held liable for any damages arising from the use of this software. |
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7 | Permission is granted to anyone to use this software for any purpose, |
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8 | including commercial applications, and to alter it and redistribute it freely, |
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9 | subject to the following restrictions: |
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10 | |
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11 | 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. |
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12 | 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. |
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13 | 3. This notice may not be removed or altered from any source distribution. |
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14 | */ |
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15 | |
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16 | #ifndef DEMO_APPLICATION_H |
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17 | #define DEMO_APPLICATION_H |
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18 | |
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19 | |
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20 | #include "GlutStuff.h" |
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21 | #include "GL_ShapeDrawer.h" |
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22 | |
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23 | #include <stdlib.h> |
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24 | #include <stdio.h> |
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25 | #include <math.h> |
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26 | |
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27 | #include "GuiUpdater.h" |
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28 | |
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29 | |
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30 | #include "LinearMath/btVector3.h" |
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31 | #include "LinearMath/btMatrix3x3.h" |
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32 | #include "LinearMath/btTransform.h" |
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33 | #include "LinearMath/btQuickprof.h" |
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34 | #include "LinearMath/btAlignedObjectArray.h" |
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35 | |
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36 | #include "GuiUpdater.h" |
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37 | |
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38 | class btCollisionShape; |
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39 | //class btDynamicsWorld; |
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40 | class btRigidBody; |
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41 | class btTypedConstraint; |
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42 | |
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43 | |
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44 | |
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45 | class DemoApplication |
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46 | { |
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47 | void displayProfileString(int xOffset,int yStart,char* message); |
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48 | class CProfileIterator* m_profileIterator; |
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49 | |
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50 | protected: |
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51 | #ifdef USE_BT_CLOCK |
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52 | btClock m_clock; |
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53 | #endif //USE_BT_CLOCK |
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54 | |
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55 | ///this is the most important class |
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56 | // btDynamicsWorld* m_dynamicsWorld; |
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57 | |
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58 | ///constraint for mouse picking |
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59 | btTypedConstraint* m_pickConstraint; |
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60 | |
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61 | btCollisionShape* m_shootBoxShape; |
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62 | |
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63 | float m_cameraDistance; |
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64 | int m_debugMode; |
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65 | |
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66 | float m_ele; |
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67 | float m_azi; |
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68 | btVector3 m_cameraPosition; |
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69 | btVector3 m_cameraTargetPosition;//look at |
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70 | |
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71 | int m_mouseOldX; |
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72 | int m_mouseOldY; |
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73 | int m_mouseButtons; |
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74 | |
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75 | bool m_textureinitialized; |
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76 | bool m_textureenabled; |
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77 | unsigned int m_texturehandle; |
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78 | void draw(guiObject *obj, const btVector3&color); |
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79 | |
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80 | public: |
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81 | int m_modifierKeys; |
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82 | map<int, guiObject *> m_cache; |
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83 | |
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84 | protected: |
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85 | |
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86 | float m_scaleBottom; |
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87 | float m_scaleFactor; |
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88 | btVector3 m_cameraUp; |
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89 | int m_forwardAxis; |
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90 | |
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91 | int m_glutScreenWidth; |
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92 | int m_glutScreenHeight; |
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93 | |
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94 | int m_ortho; |
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95 | |
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96 | float m_ShootBoxInitialSpeed; |
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97 | |
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98 | bool m_stepping; |
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99 | bool m_singleStep; |
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100 | bool m_idle; |
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101 | int m_lastKey; |
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102 | |
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103 | void showProfileInfo(int& xOffset,int& yStart, int yIncr); |
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104 | // void renderscene(int pass); |
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105 | void renderscene(int pass); |
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106 | |
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107 | GL_ShapeDrawer* m_shapeDrawer; |
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108 | bool m_enableshadows; |
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109 | btVector3 m_sundirection; |
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110 | |
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111 | public: |
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112 | |
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113 | DemoApplication(); |
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114 | |
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115 | virtual ~DemoApplication(); |
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116 | |
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117 | // btDynamicsWorld* getDynamicsWorld() |
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118 | // { |
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119 | // return m_dynamicsWorld; |
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120 | // } |
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121 | |
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122 | void updateInfo(map<int, guiObject *> objects); |
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123 | |
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124 | virtual void initPhysics() {}; |
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125 | |
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126 | virtual void setDrawClusters(bool drawClusters) |
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127 | { |
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128 | |
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129 | } |
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130 | |
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131 | void overrideGLShapeDrawer (GL_ShapeDrawer* shapeDrawer); |
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132 | |
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133 | void setOrthographicProjection(); |
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134 | void resetPerspectiveProjection(); |
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135 | |
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136 | bool setTexturing(bool enable) { return(m_shapeDrawer->enableTexture(enable)); } |
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137 | bool setShadows(bool enable) { bool p=m_enableshadows;m_enableshadows=enable;return(p); } |
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138 | bool getTexturing() const |
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139 | { |
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140 | return m_shapeDrawer->hasTextureEnabled(); |
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141 | } |
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142 | bool getShadows() const |
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143 | { |
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144 | return m_enableshadows; |
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145 | } |
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146 | |
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147 | |
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148 | int getDebugMode() |
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149 | { |
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150 | return m_debugMode ; |
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151 | } |
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152 | |
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153 | void setDebugMode(int mode); |
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154 | |
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155 | void setAzi(float azi) |
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156 | { |
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157 | m_azi = azi; |
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158 | } |
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159 | |
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160 | void setCameraUp(const btVector3& camUp) |
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161 | { |
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162 | m_cameraUp = camUp; |
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163 | } |
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164 | void setCameraForwardAxis(int axis) |
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165 | { |
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166 | m_forwardAxis = axis; |
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167 | } |
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168 | |
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169 | void myinit(); |
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170 | |
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171 | void toggleIdle(); |
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172 | |
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173 | virtual void updateCamera(); |
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174 | |
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175 | btVector3 getCameraPosition() |
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176 | { |
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177 | return m_cameraPosition; |
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178 | } |
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179 | btVector3 getCameraTargetPosition() |
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180 | { |
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181 | return m_cameraTargetPosition; |
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182 | } |
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183 | |
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184 | btScalar getDeltaTimeMicroseconds() |
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185 | { |
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186 | #ifdef USE_BT_CLOCK |
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187 | btScalar dt = m_clock.getTimeMicroseconds(); |
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188 | m_clock.reset(); |
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189 | return dt; |
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190 | #else |
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191 | return btScalar(16666.); |
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192 | #endif |
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193 | } |
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194 | |
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195 | ///glut callbacks |
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196 | |
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197 | float getCameraDistance(); |
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198 | void setCameraDistance(float dist); |
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199 | void moveAndDisplay(); |
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200 | |
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201 | virtual void clientMoveAndDisplay(); |
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202 | |
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203 | virtual void clientResetScene(); |
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204 | |
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205 | ///Demo functions |
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206 | virtual void setShootBoxShape (); |
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207 | virtual void shootBox(const btVector3& destination); |
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208 | |
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209 | |
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210 | btVector3 getRayTo(int x,int y); |
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211 | |
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212 | btRigidBody* localCreateRigidBody(float mass, const btTransform& startTransform,btCollisionShape* shape); |
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213 | |
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214 | ///callback methods by glut |
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215 | |
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216 | virtual void keyboardCallback(unsigned char key, int x, int y); |
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217 | |
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218 | virtual void keyboardUpCallback(unsigned char key, int x, int y) {} |
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219 | |
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220 | virtual void specialKeyboard(int key, int x, int y); |
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221 | |
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222 | virtual void specialKeyboardUp(int key, int x, int y){} |
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223 | |
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224 | virtual void reshape(int w, int h); |
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225 | |
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226 | virtual void mouseFunc(int button, int state, int x, int y); |
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227 | |
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228 | virtual void mouseMotionFunc(int x,int y); |
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229 | |
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230 | virtual void displayCallback(); |
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231 | |
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232 | virtual void renderme(); |
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233 | |
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234 | virtual void swapBuffers(); |
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235 | |
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236 | virtual void updateModifierKeys(); |
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237 | |
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238 | void stepLeft(); |
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239 | void stepRight(); |
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240 | void stepFront(); |
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241 | void stepBack(); |
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242 | void zoomIn(); |
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243 | void zoomOut(); |
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244 | |
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245 | bool isIdle() const |
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246 | { |
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247 | return m_idle; |
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248 | } |
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249 | |
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250 | void setIdle(bool idle) |
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251 | { |
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252 | m_idle = idle; |
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253 | } |
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254 | |
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255 | |
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256 | }; |
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257 | |
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258 | #endif //DEMO_APPLICATION_H |
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259 | |
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260 | |
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