Mercurial > hg > Members > kono > Cerium
annotate TaskManager/Test/test_render/Camera.cpp @ 362:a64a6c34868f
vacuum -sg 15
| author | e065746@localhost.localdomain |
|---|---|
| date | Fri, 17 Jul 2009 23:02:07 +0900 |
| parents | b89ba1d96fff |
| children | a4f690f44842 |
| rev | line source |
|---|---|
| 207 | 1 #include <math.h> |
| 2 #include "SceneGraphRoot.h" | |
| 3 #include "Camera.h" | |
| 4 #include "sys.h" | |
| 316 | 5 #include "Scheduler.h" |
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6 #include "show_time.h" |
| 207 | 7 |
| 8 static void | |
| 9 camera_move(SceneGraphPtr _node, int screen_w, int screen_h) | |
| 10 { | |
| 11 Pad *pad = sgroot->getController(); | |
| 12 CameraPtr node = (CameraPtr)_node; | |
| 13 | |
| 222 | 14 #if 0 |
| 221 | 15 if (pad->right.isHold()) { |
| 16 node->xyz[0] += 10.0f; | |
| 17 } else if (pad->left.isHold()) { | |
| 18 node->xyz[0] -= 10.0f; | |
| 207 | 19 } |
| 20 | |
| 21 if (pad->up.isPush() || pad->up.isHold()) { | |
| 222 | 22 node->xyz[1] -= 2.0f; |
| 207 | 23 } else if (pad->down.isPush() || pad->down.isHold()) { |
| 222 | 24 node->xyz[1] += 2.0f; |
| 207 | 25 } |
| 222 | 26 #endif |
| 207 | 27 |
| 316 | 28 /* |
| 29 * ここに show_dma_wait 表示をいれようか | |
| 30 */ | |
| 31 | |
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32 if (pad->r1.isPush()) { |
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33 show_time(); |
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34 } |
| 316 | 35 |
| 212 | 36 if (pad->r1.isPush() || pad->r1.isHold()) { |
| 207 | 37 node->xyz[2] += 10.0f; |
| 212 | 38 } else if (pad->l1.isPush() || pad->l1.isHold()) { |
| 207 | 39 node->xyz[2] -= 10.0f; |
| 40 } | |
| 221 | 41 |
| 42 if (pad->r2.isHold()) { | |
| 43 if (node->zd[0] <= 1.0f) { | |
| 44 node->zd[0] += 0.02f; | |
| 45 } | |
| 46 if (node->zd[2] >= 0.0f) { | |
| 47 node->zd[2] -= 0.02f; | |
| 48 } | |
| 49 } else if (pad->l2.isHold()) { | |
| 50 if (node->zd[0] > -1.0f) { | |
| 51 node->zd[0] -= -0.02f; | |
| 52 } | |
| 53 if (node->zd[2] >= 0.0f) { | |
| 54 node->zd[2] -= 0.02f; | |
| 55 } | |
| 56 } else { | |
| 57 node->zd[0] = 0.0f; | |
| 58 node->zd[2] = 1.0f; | |
| 59 } | |
| 60 | |
| 207 | 61 } |
| 62 | |
| 63 static void | |
| 64 camera_collision(SceneGraphPtr node, int screen_w, int screen_h, | |
| 65 SceneGraphPtr tree) | |
| 66 { | |
| 67 } | |
| 68 | |
| 221 | 69 /** |
| 70 * @param w Width of screen | |
| 71 * @param h Height of screen | |
| 72 */ | |
| 73 Camera::Camera(float w, float h) | |
| 207 | 74 { |
| 227 | 75 name = (char*)"Camera"; |
| 207 | 76 |
| 226 | 77 |
| 78 fov = 60.0f; | |
| 79 near = 0.0f; | |
| 80 far = 1000.0f; | |
| 81 | |
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82 zd[0] = 0.0f; |
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83 zd[1] = 0.0f; |
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84 zd[2] = 1.0f; |
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85 zd[3] = 1.0f; |
| 212 | 86 |
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87 yd[0] = 0.0f; |
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88 yd[1] = 1.0f; |
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89 yd[2] = 0.0f; |
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90 yd[3] = 1.0f; |
| 212 | 91 |
| 221 | 92 // Screen の真ん中を初期値とする |
| 93 xyz[0] = w/2.0f; | |
| 94 xyz[1] = h/2.0f; | |
| 95 | |
| 96 // min(w, h) がちょうど一杯見えるような z の位置の計算 | |
| 97 xyz[2] = -(((xyz[1] < xyz[0]) ? xyz[1] : xyz[0])/tanf((fov/2.0f)*M_PI/180.0f)); | |
| 222 | 98 //xyz[2] = -200.0f; |
| 221 | 99 xyz[3] = 1.0f; |
| 226 | 100 |
| 101 m_view = new float[16]; | |
| 102 m_pers = new float[16]; | |
| 103 m_screen = new float[16]; | |
| 207 | 104 |
| 105 this->set_move_collision(camera_move, camera_collision); | |
| 106 } | |
| 107 | |
| 221 | 108 Camera::~Camera(void) |
| 109 { | |
| 110 delete [] m_view; | |
| 111 delete [] m_pers; | |
| 112 delete [] m_screen; | |
| 113 } | |
| 114 | |
| 212 | 115 void |
| 221 | 116 Camera::updateView(void) |
| 212 | 117 { |
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118 float radx,rady,radz; |
| 221 | 119 float cx[4], cy[4], cz[4], p[4]; |
| 120 float tm[16]; | |
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121 |
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122 radx = angle[0]*3.14/180; |
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123 rady = angle[1]*3.14/180; |
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124 radz = angle[2]*3.14/180; |
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125 |
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126 float sinx = sin(radx); |
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127 float cosx = cos(radx); |
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128 float siny = sin(rady); |
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129 float cosy = cos(rady); |
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130 float sinz = sin(radz); |
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131 float cosz = cos(radz); |
| 212 | 132 |
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133 /* View Transform */ |
| 221 | 134 tm[0] = cosz*cosy+sinz*sinx*siny; |
| 135 tm[1] = sinz*cosx; | |
| 136 tm[2] = -cosz*siny+sinz*sinx*cosy; | |
| 137 tm[3] = 0.0f; | |
| 138 tm[4] = -sinz*cosy+cosz*sinx*siny; | |
| 139 tm[5] = cosz*cosx; | |
| 140 tm[6] = sinz*siny+cosz*sinx*cosy; | |
| 141 tm[7] = 0.0f; | |
| 142 tm[8] = cosx*siny; | |
| 143 tm[9] = -sinx; | |
| 144 tm[10] = cosx*cosy; | |
| 145 tm[11] = 0.0f; | |
| 146 tm[12] = 0.0f; | |
| 147 tm[13] = 0.0f; | |
| 148 tm[14] = 0.0f; | |
| 149 tm[15] = 1.0f; | |
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150 |
| 221 | 151 applyMatrix(cz, tm, zd); |
| 152 applyMatrix(cy, tm, yd); | |
| 153 applyMatrix(p, tm, xyz); | |
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154 |
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155 outerProduct(cx, cy, cz); |
| 221 | 156 normalize(cx, cx); |
| 157 normalize(cz, cz); | |
| 158 outerProduct(cy, cz, cx); | |
| 159 | |
| 160 m_view[ 0] = cx[0]; | |
| 161 m_view[ 1] = cy[0]; | |
| 162 m_view[ 2] = cz[0]; | |
| 163 m_view[ 3] = 0.0f; | |
| 164 | |
| 165 m_view[ 4] = cx[1]; | |
| 166 m_view[ 5] = cy[1]; | |
| 167 m_view[ 6] = cz[1]; | |
| 168 m_view[ 7] = 0.0f; | |
| 169 m_view[ 8] = cx[2]; | |
| 170 m_view[ 9] = cy[2]; | |
| 171 m_view[10] = cz[2]; | |
| 172 m_view[11] = 0.0f; | |
| 173 | |
| 174 m_view[12] = innerProduct(xyz, cx)*(-1); | |
| 175 m_view[13] = innerProduct(xyz, cy)*(-1); | |
| 176 m_view[14] = innerProduct(xyz, cz)*(-1); | |
| 177 m_view[15] = 1.0f; | |
| 212 | 178 } |
| 179 | |
| 180 void | |
| 221 | 181 Camera::updatePerspective(float w, float h) |
| 207 | 182 { |
| 221 | 183 float sx, sy, sz; |
| 184 float aspect = w/h; | |
| 185 | |
| 186 sy = (1.0f/tanf((fov/2.0f)*M_PI/180.0f)); | |
| 187 sx = sy/aspect; | |
| 188 //sz = far/(far+near); | |
| 189 sz = far/(far-near); | |
| 190 | |
| 191 m_pers[ 0] = sx; | |
| 192 m_pers[ 1] = 0.0f; | |
| 193 m_pers[ 2] = 0.0f; | |
| 194 m_pers[ 3] = 0.0f; | |
| 212 | 195 |
| 221 | 196 m_pers[ 4] = 0.0f; |
| 197 m_pers[ 5] = sy; | |
| 198 m_pers[ 6] = 0.0f; | |
| 199 m_pers[ 7] = 0.0f; | |
| 207 | 200 |
| 221 | 201 m_pers[ 8] = 0.0f; |
| 202 m_pers[ 9] = 0.0f; | |
| 203 m_pers[10] = sz; | |
| 204 m_pers[11] = 1.0f; | |
| 207 | 205 |
| 221 | 206 m_pers[12] = 0.0f; |
| 207 m_pers[13] = 0.0f; | |
| 208 m_pers[14] = -near*sz; | |
| 209 m_pers[15] = 0.0f; | |
| 207 | 210 } |
| 211 | |
| 212 void | |
| 221 | 213 Camera::updateScreen(float _w, float _h) |
| 212 | 214 { |
| 215 float w = _w/2.0f; | |
| 216 float h = _h/2.0f; | |
| 217 | |
| 221 | 218 m_screen[ 0] = w; |
| 219 m_screen[ 1] = 0.0f; | |
| 220 m_screen[ 2] = 0.0f; | |
| 221 m_screen[ 3] = 0.0f; | |
| 212 | 222 |
| 221 | 223 m_screen[ 4] = 0.0f; |
| 224 m_screen[ 5] = h; | |
| 225 m_screen[ 6] = 0.0f; | |
| 226 m_screen[ 7] = 0.0f; | |
| 212 | 227 |
| 221 | 228 m_screen[ 8] = 0.0f; |
| 229 m_screen[ 9] = 0.0f; | |
| 230 m_screen[10] = 1.0f; | |
| 231 m_screen[11] = 0.0f; | |
| 212 | 232 |
| 221 | 233 m_screen[12] = w; |
| 234 m_screen[13] = h; | |
| 235 m_screen[14] = 0.0f; | |
| 236 m_screen[15] = 1.0f; | |
| 207 | 237 } |
| 238 | |
| 239 void | |
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240 Camera::setCamera(float *pose) |
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241 { |
| 221 | 242 //memcpy(xyz, &pose[12], sizeof(float)*4); |
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243 } |
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244 |
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245 void |
| 221 | 246 Camera::update(float w, float h) |
| 207 | 247 { |
| 221 | 248 #if 1 |
| 212 | 249 float tmp[16]; |
| 207 | 250 |
| 221 | 251 updateView(); |
| 252 updatePerspective(w, h); | |
| 253 updateScreen(w, h); | |
| 212 | 254 |
| 221 | 255 matrix4x4(tmp, this->m_pers, this->m_screen); |
| 256 matrix4x4(this->matrix, this->m_view, tmp); | |
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257 #else |
| 207 | 258 get_matrix(matrix, angle, xyz, NULL); |
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259 #endif |
| 207 | 260 } |