Mercurial > hg > Game > Cerium
annotate Renderer/Engine/spe/CreatePolygonFromSceneGraph.cc @ 1319:31455d34e502 draft
collada file reader minor changes.
| author | Taiki TAIRA <e095767@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Sun, 18 Dec 2011 09:39:14 +0900 |
| parents | cc1a50cac83d |
| children | 95b114c66e14 |
| rev | line source |
|---|---|
| 1013 | 1 /** |
| 2 * SceneGraph が増えてくると動かなくなるかもしれない。 | |
| 3 * 一応 mainMem とかで動くようになるとは思うけど。 | |
| 4 * だめだったら、そこら辺が怪しいと思うべき | |
| 5 */ | |
| 6 | |
| 7 #include "CreatePolygonFromSceneGraph.h" | |
| 8 #include "polygon_pack.h" | |
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9 #include "texture.h" |
| 1013 | 10 |
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11 #define STATUS_NUM 3 |
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12 |
| 1129 | 13 SchedDefineTask(CreatePolygonFromSceneGraph); |
| 1013 | 14 |
| 15 /** | |
| 16 * ベクトルに行列を乗算する | |
| 17 * @param[out] v vector (float[4]) | |
| 18 * @param[in] m matrix (float[16]) | |
| 19 */ | |
| 20 static void | |
| 21 ApplyMatrix(float *v, float *m) | |
| 22 { | |
| 23 float t[4]; | |
| 24 | |
| 25 t[0] = v[0]; | |
| 26 t[1] = v[1]; | |
| 27 t[2] = v[2]; | |
| 28 t[3] = v[3]; | |
| 29 | |
| 30 for (int i = 0; i < 4; i++) { | |
| 31 v[i] = t[0]*m[i] + t[1]*m[i+4] + t[2]*m[i+8] + t[3]*m[i+12]; | |
| 32 } | |
| 33 } | |
| 34 | |
| 35 | |
| 36 static int | |
| 1129 | 37 run(SchedTask *smanager, void *rbuf, void *wbuf) |
| 1013 | 38 { |
| 39 float xyz1[4], xyz2[4], xyz3[4]; | |
| 40 float normal1[4],normal2[4],normal3[4]; | |
| 41 | |
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42 //pp, matrix, real_matrix を受け取る |
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43 PolygonPackPtr in_pp = (PolygonPackPtr)smanager->get_input(rbuf, 0); |
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44 float *matrix = (float*)smanager->get_input(rbuf, 1); |
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45 float *real_matrix = (float*)smanager->get_input(rbuf, 2); |
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46 texture_list *tritexinfo = (texture_list*)smanager->get_input(rbuf, 3); |
| 1129 | 47 |
| 48 PolygonPackPtr next = (PolygonPackPtr)smanager->get_param(0); | |
| 1026 | 49 |
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50 PolygonPackPtr out_pp = (PolygonPackPtr)smanager->get_output(wbuf, 0); |
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51 out_pp->info.size = in_pp->info.size; |
| 1129 | 52 out_pp->next = next; |
| 53 | |
| 54 if (in_pp->info.size == 0) { | |
| 55 printf("in_pp->info.size = 0\n"); | |
| 56 } | |
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57 |
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58 for (int i = 0; i < in_pp->info.size; i++) { |
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59 |
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60 TrianglePack tri = in_pp->tri[i]; |
| 1013 | 61 |
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62 xyz1[0] = tri.ver1.x; |
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63 xyz1[1] = tri.ver1.y; |
| 1129 | 64 xyz1[2] = tri.ver1.z * -1.0f; |
| 1013 | 65 xyz1[3] = 1.0f; |
| 66 | |
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67 xyz2[0] = tri.ver2.x; |
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68 xyz2[1] = tri.ver2.y; |
| 1129 | 69 xyz2[2] = tri.ver2.z * -1.0f; |
| 1013 | 70 xyz2[3] = 1.0f; |
| 71 | |
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72 xyz3[0] = tri.ver3.x; |
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73 xyz3[1] = tri.ver3.y; |
| 1129 | 74 xyz3[2] = tri.ver3.z * -1.0f; |
| 1013 | 75 xyz3[3] = 1.0f; |
| 76 | |
| 77 // matrix = 回転行列*透視変換行列 | |
| 78 ApplyMatrix(xyz1, matrix); | |
| 79 ApplyMatrix(xyz2, matrix); | |
| 80 ApplyMatrix(xyz3, matrix); | |
| 81 | |
| 82 xyz1[0] /= xyz1[2]; | |
| 83 xyz1[1] /= xyz1[2]; | |
| 84 xyz2[0] /= xyz2[2]; | |
| 85 xyz2[1] /= xyz2[2]; | |
| 86 xyz3[0] /= xyz3[2]; | |
| 87 xyz3[1] /= xyz3[2]; | |
| 88 | |
| 1129 | 89 TrianglePackPtr triangle = &out_pp->tri[i]; |
| 1026 | 90 |
| 1129 | 91 triangle->ver1.x = xyz1[0]; |
| 92 triangle->ver1.y = xyz1[1]; | |
| 93 triangle->ver1.z = xyz1[2]; | |
| 94 triangle->ver1.tex_x = tri.ver1.tex_x; | |
| 95 triangle->ver1.tex_y = tri.ver1.tex_y; | |
| 1013 | 96 |
| 1129 | 97 triangle->ver2.x = xyz2[0]; |
| 98 triangle->ver2.y = xyz2[1]; | |
| 99 triangle->ver2.z = xyz2[2]; | |
| 100 triangle->ver2.tex_x = tri.ver2.tex_x; | |
| 101 triangle->ver2.tex_y = tri.ver2.tex_y; | |
| 1013 | 102 |
| 1129 | 103 triangle->ver3.x = xyz3[0]; |
| 104 triangle->ver3.y = xyz3[1]; | |
| 105 triangle->ver3.z = xyz3[2]; | |
| 106 triangle->ver3.tex_x = tri.ver3.tex_x; | |
| 107 triangle->ver3.tex_y = tri.ver3.tex_y; | |
| 1013 | 108 |
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109 normal1[0] = tri.normal1.x; |
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110 normal1[1] = tri.normal1.y; |
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111 normal1[2] = tri.normal1.z * -1.0f; |
| 1013 | 112 //normal1[3] = 1.0f; |
| 113 normal1[3] = 0.0f; | |
| 114 | |
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115 normal2[0] = tri.normal2.x; |
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116 normal2[1] = tri.normal2.y; |
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117 normal2[2] = tri.normal2.z * -1.0f; |
| 1013 | 118 //normal2[3] = 1.0f; |
| 119 normal2[3] = 0.0f; | |
| 120 | |
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121 normal3[0] = tri.normal3.x; |
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122 normal3[1] = tri.normal3.y; |
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123 normal3[2] = tri.normal3.z * -1.0f; |
| 1013 | 124 //normal3[3] = 1.0f; |
| 125 normal3[3] = 0.0f; | |
| 126 | |
| 1129 | 127 ApplyMatrix(normal1,real_matrix); |
| 128 ApplyMatrix(normal2,real_matrix); | |
| 129 ApplyMatrix(normal3,real_matrix); | |
| 1013 | 130 |
| 131 normal1[0] /= normal1[2]; | |
| 132 normal1[1] /= normal1[2]; | |
| 133 | |
| 134 normal2[0] /= normal2[2]; | |
| 135 normal2[1] /= normal2[2]; | |
| 136 | |
| 137 normal3[0] /= normal3[2]; | |
| 138 normal3[1] /= normal3[2]; | |
| 139 | |
| 1129 | 140 triangle->normal1.x = normal1[0]; |
| 141 triangle->normal1.y = normal1[1]; | |
| 142 triangle->normal1.z = normal1[2]; | |
| 1013 | 143 |
| 1129 | 144 triangle->normal2.x = normal2[0]; |
| 145 triangle->normal2.y = normal2[1]; | |
| 146 triangle->normal2.z = normal2[2]; | |
| 1013 | 147 |
| 1129 | 148 triangle->normal3.x = normal3[0]; |
| 149 triangle->normal3.y = normal3[1]; | |
| 150 triangle->normal3.z = normal3[2]; | |
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151 |
| 1129 | 152 triangle->tex_info.addr = tritexinfo->pixels; |
| 153 triangle->tex_info.width = tritexinfo->t_w; | |
| 154 triangle->tex_info.height = tritexinfo->t_h; | |
| 155 triangle->tex_info.scale_max = tritexinfo->scale_max; | |
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156 |
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157 float y[STATUS_NUM] = { xyz1[1], xyz2[1], xyz3[1] }; |
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158 int span_num = 0; |
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159 span_num = compare_value(y, STATUS_NUM); |
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160 out_pp->info.span_num += span_num; |
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161 |
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162 |
| 1013 | 163 } |
| 1026 | 164 |
| 1013 | 165 return 0; |
| 166 } |