annotate TaskManager/Test/test_render/task/DrawSpan.cpp @ 356:5b995810b86a draft

merge heads
author aaa
date Fri, 17 Jul 2009 15:04:02 +0900
parents cfd20d609ace 9738837c225c
children 6602b9ba4bfd
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1 #include <stdlib.h>
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2 #include <string.h>
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3 #include "DrawSpan.h"
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4 #include "polygon_pack.h"
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5 #include "texture.h"
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6 #include "viewer_types.h"
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7 #include "Func.h"
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8 #include "sys.h"
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9 #include "global_alloc.h"
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10
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11 SchedDefineTask(DrawSpan);
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12
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13 #define TEX_LOAD1 0
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14 #define TEX_LOAD2 1
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15 #define SPAN_PACK_LOAD 2
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16 #define FB_STORE 3
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17
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18 DrawSpan::~DrawSpan(void)
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19 {
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20 smanager->dma_wait(FB_STORE);
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21 free((void*)((int)linebuf*doneWrite));
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22 }
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23
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24 /**
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25 * テクスチャは、TEXTURE_SPLIT_PIXEL^2 のブロックに分割する
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26 *
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27 * +---+---+---+---+---+---+
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28 * | 0 | 1 | 2 | 3 | 4 | 5 |
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29 * +---+---+---+---+---+---+
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30 * | | | | | |11 |
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31 * +---+---+---+---+---+---+
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32 * | | | | | |17 |
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33 * +---+---+---+---+---+---+
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34 * | | | | | |23 |
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35 * +---+---+---+---+---+---+
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36 * | | | | | |29 |
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37 * +---+---+---+---+---+---+
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38 * | | | | | |35 |
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39 * +---+---+---+---+---+---+
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40 *
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41 * 一辺を TEXTURE_SPLIT とする
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42 * 各ブロックの数字がブロックIDとなる。
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43 */
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44
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45 /**
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46 * テクスチャの座標から、
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47 * テクスチャのどのブロックかを求める
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48 *
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49 * @param[in] tx X coordinates of texture
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50 * @param[in] tx Y coordinates of texture
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51 * @param[in] twidth Width of texture
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52 * @return block ID
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53 */
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54 int
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55 DrawSpan::getTexBlock(int tx, int ty, int twidth)
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56 {
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57 int blockX, blockY;
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58
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59 blockX = tx / TEXTURE_SPLIT_PIXEL;
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60 blockY = ty / TEXTURE_SPLIT_PIXEL;
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62 return blockX + (twidth/TEXTURE_SPLIT_PIXEL)*blockY;
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63 }
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64
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65 /**
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66 * block ID と、テクスチャの TOP address から
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67 * (tx,ty) で使われるテクスチャの Tile addres を求める
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68 *
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69 * @param[in] tx X coordinates of texture
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70 * @param[in] tx Y coordinates of texture
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71 * @param[in] tw Width of texture
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72 * @param[in] tex_addr_top (tx,ty) で使うテクスチャの先頭address
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73 * @return block ID
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74 */
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75 uint32*
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76 DrawSpan::getTile(int tx, int ty, int tw, uint32 *tex_addr_top)
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77 {
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78 int block = getTexBlock(tx, ty, tw);
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79 return tex_addr_top + block*TEXTURE_BLOCK_SIZE;
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80 }
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81
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82 /**
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83 * FrameBuffer に書き込む rgb の領域初期化
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84 *
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85 * @param width Width of Buffer
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86 * @param height Height of Buffer
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87 * @param rgb Initial value of RGB at Buffer
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88 * @return Buffer
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89 */
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90 int*
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91 DrawSpan::linebuf_init(int width, int height, int rgb)
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92 {
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93 int *buf = (int*)smanager->allocate(sizeof(int)*width*height);
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94
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95 for (int i = 0; i < width*height; i++) {
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96 buf[i] = rgb;
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97 }
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98
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99 return buf;
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100 }
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101
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102 /**
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103 * Z-Buffer の初期化
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104 *
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105 * @param width Width of Z-Buffer
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106 * @param height Height of Z-Buffer
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107 * @return Z-Buffer
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108 */
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109 float*
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110 DrawSpan::zRow_init(int width, int height)
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111 {
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112 float *buf = (float*)smanager->allocate(sizeof(float)*width*height);
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113 float def = 65535.0f;
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114
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115 for (int i = 0; i < width*height; i++) {
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116 buf[i] = def;
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117 }
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118
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119 return buf;
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120 }
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121
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122
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123 /**
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124 * Span が使う Texture Tile があるか
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125 *
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126 * @retval != NULL 存在する
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127 * @retval NULL 存在しない
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128 */
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129 TilePtr
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130 DrawSpan::isAvailableTile(uint32 *addr)
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131 {
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132 return hash->get(addr);
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133 }
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134
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135 void
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136 DrawSpan::set_rgb(uint32 *addr, int tag)
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137 {
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138 TilePtr tile;
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139
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140 #if 0
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141 if (isAvailableTile(addr)) {
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142 return;
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143 }
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144 #endif
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145
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146 tile = tileList->nextTile();
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147 /**
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148 * FIFO なので、もし前のが残っていれば削除
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149 */
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150 hash->remove(tile->texture_addr);
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151
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152 tile->texture_addr = addr;
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153
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154 hash->put(tile->texture_addr, tile);
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155 smanager->dma_load(tile->pixel, (uint32)addr,
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156 sizeof(uint32)*TEXTURE_BLOCK_SIZE, tag);
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157 }
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158
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159 #if 0
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160 /**
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161 *
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162 */
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163 void
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164 DrawSpan::set_rgbs(uint32 *cur_addr, uint32 *max_addr, int wait_tag)
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165 {
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166 uint32 curp = (uint32)cur_addr;
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167 uint32 maxp = (uint32)max_addr;
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168 uint32 startp = curp;
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169 uint32 diff = sizeof(int)*TEXTURE_BLOCK_SIZE;
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170 int length = (int)maxp-(int)curp;
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171
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172 int cmp = (length < 0);
193
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173
210
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174 #if 1
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175 length += cmp*(-1)*length*2;
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176 startp = cmp*maxp + !cmp*curp;
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177 #else
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178 if (length < 0) {
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179 length = -length;
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180 startp = maxp;
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181 }
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182 #endif
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183
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184 for (int i = 0; i <= length; i += diff) {
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185 set_rgb((uint32*)(startp + i), wait_tag);
184
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186 }
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187 }
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188 #endif
184
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189
193
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190 uint32
166
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191 DrawSpan::get_rgb(int tx, int ty, uint32 *addr)
109
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192 {
151
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193 TilePtr tile;
215
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194
167
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195 tile = hash->get(addr);
168
f533a4104d41 Delete DrawSpan::get_pixel().
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196 return tile->pixel[(TEXTURE_SPLIT_PIXEL)*ty+tx];
109
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197 }
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198
184
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199 /**
193
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200 * DrawSpan の再起動 (DrawSpanRenew 生成)
184
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201 *
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202 * @param[in] spack 現在処理している SpanPack
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203 * @param[in] cur_span_x span->length_x != 1 の時の Span の処理で
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204 * どこまで進んでいるか
184
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205 */
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206 void
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207 DrawSpan::reboot(SpanPackPtr spack, int cur_span_x)
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208 {
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209 DrawSpanArgPtr args =
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210 (DrawSpanArgPtr)smanager->allocate(sizeof(DrawSpanArg));
184
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211 TaskPtr renew_task = smanager->create_task(TASK_DRAW_SPAN2);
193
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212
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213 // 数が多いので構造体で渡す
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214 args->display = smanager->get_param(0);
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215 args->screen_width = smanager->get_param(1);
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216 args->rangex_start = smanager->get_param(2);
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217 args->rangex_end = smanager->get_param(3);
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218 args->rangey = smanager->get_param(4);
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219 renew_task->add_param((int)args);
164
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220
184
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221 /**
193
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222 * SpanPack は続きから開始するので、
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223 * 現在の状態をコピーしておく。
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224 * spack は rbuf から取得してる可能性があり
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225 * rbuf はシステムが自動的に free() するため
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226 * アドレスだけ渡すのはNG
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227 */
184
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228 SpanPackPtr curr = (SpanPackPtr)smanager->allocate(sizeof(SpanPack));
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229 memcpy(curr, spack, sizeof(SpanPack));
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230 renew_task->add_param((int)curr);
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231 renew_task->add_param(cur_span_x);
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232
193
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233 // linebuf と zRow も引き継がせる
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234 renew_task->add_param((int)linebuf);
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235 renew_task->add_param((int)zRow);
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236
184
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237 /**
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238 * 再起動したタスクを待つ
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239 */
184
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240 smanager->wait_task(renew_task);
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241
193
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242 // next_spack は free() するので wait する
184
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243 smanager->dma_wait(SPAN_PACK_LOAD);
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244 }
164
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245
193
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246 void
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247 DrawSpan::writebuffer(unsigned int display, int buf_width, int height,
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248 int screen_width)
193
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249 {
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250 for (int i = 0; i < height; i++) {
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251 smanager->dma_store(&linebuf[i*buf_width],
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252 display + (sizeof(int)*screen_width*i),
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253 sizeof(int)*buf_width, FB_STORE);
193
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254 }
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255
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256 doneWrite = 1;
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257 }
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258
210
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259 /**
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260 * zRow と Linebuf を更新する
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261 *
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262 * @param zpos 更新する pixel のZ座標
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263 * @param rangex このタスクが処理する描画領域の x の長さ
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264 * @param x pixel の、描画領域内での x 座標
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265 * @param y 〃 の、y 座標
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266 * @param tex_x pixel が使用するテクスチャの、Tile (8x8) 内での x 座標
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267 * @param tex_y 〃 の y 座標
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268 * @param tex_addr テクスチャのアドレス(MainMemory)
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269 */
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270 void
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271 DrawSpan::updateBuffer(float zpos, int rangex, int x, int y, int tex_x, int tex_y,
315
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272 float normal_x, float normal_y, float normal_z, uint32 *tex_addr)
210
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273 {
262
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274
315
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275 int color = get_rgb(tex_x, tex_y, tex_addr);
262
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276 /*下位4bitを抽出*/
315
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277 int alpha = color & 0x000F;
262
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diff changeset
278 /*完全に透けているか判断*/
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279 int flag = (alpha != 0);
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280
315
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281 color = infinity_light_calc(color,normal_x,normal_y,normal_z);
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282
262
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283 zRow[x + (rangex*y)] = zpos*flag + zRow[x + (rangex*y)]*(1-flag);
315
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284 linebuf[x + (rangex*y)] = color*flag + linebuf[x + (rangex*y)]*(1-flag);
262
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285
210
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286 }
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287
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288 /**
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289 * 長さが 1 の Span の描画 (要するに 1 pixel)
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290 *
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291 * @param span Span
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292 * @param startx 描画開始範囲
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293 * @param endx 描画終了範囲
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294 */
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diff changeset
295 int
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diff changeset
296 DrawSpan::drawDot1(SpanPtr span, int startx, int endx, int wait_tag)
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297 {
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298 int rangex = endx - startx + 1;
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299
315
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diff changeset
300 float normal_x = span->normal_x;
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diff changeset
301 float normal_y = span->normal_y;
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diff changeset
302 float normal_z = span->normal_z;
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303
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304
210
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305 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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diff changeset
306 int tex_xpos, tex_ypos;
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307
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308 // span の始点に対応する Texture の座標 (tex1, tey1)
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309 float tex = span->tex_x1;
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diff changeset
310 float tey = span->tex_y1;
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311
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diff changeset
312 // span の始点に対応する z 座標
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313 float zpos = span->start_z;
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314
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315 /* Tile 内での座標 */
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diff changeset
316 int localx = getLocalX(span->x-1);
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317 int localy = getLocalY(span->y-1);
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318
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319 /**
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diff changeset
320 * (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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diff changeset
321 * そのブロックのアドレス(MainMemory)
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322 */
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diff changeset
323 int tex_localx;
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diff changeset
324 int tex_localy;
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diff changeset
325 uint32 *tex_addr;
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diff changeset
326
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diff changeset
327 if (span->x < startx || endx < span->x) {
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328 return -1;
210
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329 }
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diff changeset
330
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331 tex_xpos = (int)((span->tex_width-1) * tex);
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332 tex_ypos = (int)((span->tex_height-1) * tey);
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diff changeset
333
233
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diff changeset
334 if (zpos < zRow[localx + (rangex*localy)]) {
352
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diff changeset
335 tex_addr = getTile(tex_xpos, tex_ypos,
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diff changeset
336 span->tex_width, span->tex_addr);
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337 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
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338 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
210
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diff changeset
339
352
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diff changeset
340 if (!isAvailableTile(tex_addr)) {
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diff changeset
341 set_rgb(tex_addr, wait_tag);
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342 smanager->dma_wait(wait_tag);
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343 //return startx;
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344 }
210
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345
352
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346 updateBuffer(zpos, rangex, localx, localy,
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347 tex_localx, tex_localy,
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348 normal_x,normal_y,normal_z,tex_addr);
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349 }
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350
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351 return -1;
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352 }
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353
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354 void
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355 DrawSpan::drawDot2(SpanPtr span, int startx, int end, int js, int wait_tag)
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356 {
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357 //printf("%d\n", js);
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358 }
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359
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360 /**
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361 * 長さが 1 より大きい Span の描画
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362 *
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363 * 本来の目的として、この関数(drawLine1) では
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364 * : 既に SPE 上に Tile のある pixel だけ描画
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365 * : それ以外は、ここで予め DMA load しておき、
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366 * : drawLine2 で一気に描画する
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367 * ってものだったんだけど、どうも上手く行かなかったので
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368 * 今は drawLine1 で load -> wait -> rendering を全部やってます
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369 * (rendering といっても、rendering buffer に書き込むだけで
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370 * まだ main memory (frame buffer) に dma store してるわけではない)
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371 *
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372 * @param span Span
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373 * @param startx 描画開始範囲
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374 * @param endx 描画終了範囲
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375 * @return 「span のどの位置まで rendering が終わったか」の x 座標
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376 */
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377 int
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378 DrawSpan::drawLine1(SpanPtr span, int startx, int endx, int wait_tag)
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379 {
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380 int x = span->x;
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381 int rangex = endx - startx + 1;
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382 int x_len = span->length_x;
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383
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384 float normal_x = span->normal_x;
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385 float normal_y = span->normal_y;
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386 float normal_z = span->normal_z;
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387
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388
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389 int js = (x < startx) ? startx - x : 0;
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390 int je = (x + x_len > endx) ? endx - x : x_len;
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391
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392 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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393 int tex_xpos, tex_ypos;
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394
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395 // span の始点に対応する座標 (tex1, tey1)
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396 float tex1 = span->tex_x1;
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397 float tey1 = span->tex_y1;
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398
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399 // span の終点に対応する座標 (tex2, tey2)
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400 float tex2 = span->tex_x2;
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401 float tey2 = span->tex_y2;
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402
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403 // span の始点、終点に対応する z 座標
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404 float zpos1 = span->start_z;
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405 float zpos2 = span->end_z;
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406
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407 // Tile 内での座標
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408 int localx, localy = getLocalY(span->y-1);
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409
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410 int ret = je+1;
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411
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412 //for (int j = js; j <= je; j++) {
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413 for (int j = je; j >= js; j--) {
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414 float tex_x, tex_y, tex_z;
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415
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416 localx = getLocalX(x-1+j);
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417
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418 tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1);
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419
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420 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1);
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421 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1);
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422 if (tex_x > 1) tex_x = 1;
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423 if (tex_x < 0) tex_x = 0;
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424 if (tex_y > 1) tex_y = 1;
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425 if (tex_y < 0) tex_y = 0;
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426 tex_xpos = (int)((span->tex_width-1) * tex_x);
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427 tex_ypos = (int)((span->tex_height-1) * tex_y);
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428
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429 if (tex_z < zRow[localx + (rangex*localy)]) {
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430 // (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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431 // そのブロックのアドレス(MainMemory)
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432 uint32 *tex_addr;
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433 int tex_localx;
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434 int tex_localy;
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435
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436 tex_addr = getTile(tex_xpos, tex_ypos,
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437 span->tex_width, span->tex_addr);
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438 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
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439 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
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440
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441 if (!isAvailableTile(tex_addr)) {
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442 #if 0
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443 // span が必要とするであろう tile を予想紙
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444 // set_rgbs で複数同時に load しようとしている図
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445 // まあ上手くいかなかったんだけど。。
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446 tex_x = tex1*(x_len-1-js)/(x_len-1) + tex2*js/(x_len-1);
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447 if (tex_x > 1) tex_x = 1;
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448 if (tex_x < 0) tex_x = 0;
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449 tex_xpos = (int)((span->tex_width-1) * tex_x);
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450
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451 uint32 *max_addr = getTile(tex_xpos, tex_ypos,
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452 span->tex_width, span->tex_addr);
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453
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454 set_rgbs(tex_addr, max_addr, wait_tag);
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455 return js;
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456 #else
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457 set_rgb(tex_addr, wait_tag);
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458 smanager->dma_wait(wait_tag);
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459 #endif
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460 }
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461
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462 updateBuffer(tex_z, rangex, localx, localy,
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463 tex_localx, tex_localy,
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464 normal_x, normal_y, normal_z,tex_addr);
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465 }
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466 }
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467
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468 return ret;
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469 }
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470
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471 /**
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472 * 長さが 1 より大きい Span の描画 (2段階目)
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473 *
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474 * 上にあるように、drawLine2 は今は動いてないです
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475 * 正確には、js が startx ~ endx 範囲外にあり開始されないってところ
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476 *
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477 * @param span Span
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478 * @param startx 描画開始範囲
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479 * @param endx 描画終了範囲
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480 * @param js 前回(drawLine1) で span のどこまで終わっているか
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481 */
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482 void
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483 DrawSpan::drawLine2(SpanPtr span, int startx, int endx, int js, int wait_tag)
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484 {
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485 int x = span->x;
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486 int rangex = endx - startx + 1;
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487 int x_len = span->length_x;
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488
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489 float normal_x = span->normal_x;
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490 float normal_y = span->normal_y;
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491 float normal_z = span->normal_z;
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492
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493
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494 //int js = startx;
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495 int je = (x + x_len > endx) ? endx - x : x_len;
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496
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497 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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498 int tex_xpos, tex_ypos;
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499
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500 // span の始点に対応する座標 (tex1, tey1)
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501 float tex1 = span->tex_x1;
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502 float tey1 = span->tex_y1;
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503
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504 // span の終点に対応する座標 (tex2, tey2)
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505 float tex2 = span->tex_x2;
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506 float tey2 = span->tex_y2;
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507
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508 // span の始点、終点に対応する z 座標
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509 float zpos1 = span->start_z;
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510 float zpos2 = span->end_z;
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511
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512 // Tile 内での座標
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513 int localx, localy = getLocalY(span->y-1);
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514
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515 // (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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516 // そのブロックのアドレス(MainMemory)
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517 int tex_localx;
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518 int tex_localy;
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519 uint32 *tex_addr;
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520
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diff changeset
521 float tex_x, tex_y, tex_z;
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
522
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
523 smanager->dma_wait(wait_tag);
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
524
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
525 for (int j = js; j <= je; j++) {
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
526 localx = getLocalX(x-1+j);
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
527
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
528 tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1);
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
529
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
530 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
531 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
532 if (tex_x > 1) tex_x = 1;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
533 if (tex_x < 0) tex_x = 0;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
534 if (tex_y > 1) tex_y = 1;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
535 if (tex_y < 0) tex_y = 0;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
536 tex_xpos = (int)((span->tex_width-1) * tex_x);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
537 tex_ypos = (int)((span->tex_height-1) * tex_y);
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
538
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
539 if (tex_z < zRow[localx + (rangex*localy)]) {
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
540 tex_addr = getTile(tex_xpos, tex_ypos,
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
541 span->tex_width, span->tex_addr);
9738837c225c add global_alloc.h
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parents: 338
diff changeset
542 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
543 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
544
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
545 updateBuffer(tex_z, rangex, localx, localy,
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
546 tex_localx, tex_localy,
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
547 normal_x, normal_y, normal_z,tex_addr);
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
548 }
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
549 }
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
550 }
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
551
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
552
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
553 int
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
554 DrawSpan::infinity_light_calc(int color,float normal_x, float normal_y, float normal_z)
5ae96eb47e1d add pre light
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parents: 275
diff changeset
555 {
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
556 unsigned char rgb[4];
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
557 int light_rgb;
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
558 int flag;
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
559 float normal_vector[4] = {normal_x,normal_y,normal_z,0};
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
560 // 光のベクトル,きめうちしちゃった。どうにかする
338
d2caa52c1828 add normal vector rotate
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 325
diff changeset
561 float light_vector[4] = {0,0,-1,0};
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
562 float inner_product;
315
5ae96eb47e1d add pre light
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parents: 275
diff changeset
563
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
564 // 引数で受け取った color の rgb 情報の抜き出し
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
565 rgb[0] = (color & 0xff000000) >> 24;
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
566 rgb[1] = (color & 0x00ff0000) >> 16;
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
567 rgb[2] = (color & 0x0000ff00) >> 8;
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
568 rgb[3] = (color & 0x000000ff);
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
569
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
570 // 法線ベクトルと光源ベクトルとの内積をとる
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
571 inner_product = innerProduct(normal_vector,light_vector);
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
572 // 内積がマイナスの場合は色がない。
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
573 flag = (inner_product > 0);
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
574
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
575 // 内積を rgb にかけていく
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
576 rgb[0] = rgb[0]*inner_product*flag;
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
577 rgb[1] = rgb[1]*inner_product*flag;
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
578 rgb[2] = rgb[2]*inner_product*flag;
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
579
325
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
580 //計算した rgb を light_rgb にまとめる。
67e82512b15b add inner_product is minus case.
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 321
diff changeset
581 light_rgb = (rgb[0] << 24) + (rgb[1] << 16) + (rgb[2] << 8) + (rgb[3]);
315
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
582
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
583 return light_rgb;
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
584 }
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
585
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
586
5ae96eb47e1d add pre light
e065725@yutaka.st.ie.u-ryukyu.ac.jp
parents: 275
diff changeset
587 int
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
588 DrawSpan::run(void *rbuf, void *wbuf)
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
589 {
193
gongo@localhost.localdomain
parents: 189
diff changeset
590 SpanPackPtr spack = (SpanPackPtr)smanager->get_input(0);
gongo@localhost.localdomain
parents: 189
diff changeset
591 SpanPackPtr next_spack = (SpanPackPtr)smanager->allocate(sizeof(SpanPack));
gongo@localhost.localdomain
parents: 189
diff changeset
592 SpanPackPtr free_spack = next_spack; // next_spack の free() 用
gongo@localhost.localdomain
parents: 189
diff changeset
593 Span *span;
gongo@localhost.localdomain
parents: 189
diff changeset
594
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
595 Span nop_span;
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
596 nop_span.length_x = 1;
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
597
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
598 int (DrawSpan::*drawFunc1[2])(SpanPtr, int, int, int) = {
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
599 &DrawSpan::drawDot1, &DrawSpan::drawLine1
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
600 };
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
601
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
602 void (DrawSpan::*drawFunc2[2])(SpanPtr, int, int, int, int) = {
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
603 &DrawSpan::drawDot2, &DrawSpan::drawLine2
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
604 };
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
605
193
gongo@localhost.localdomain
parents: 189
diff changeset
606 uint32 display = smanager->get_param(0);
gongo@localhost.localdomain
parents: 189
diff changeset
607 int screen_width = smanager->get_param(1);
gongo@localhost.localdomain
parents: 189
diff changeset
608 int rangex_start = smanager->get_param(2);
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
609 int rangex_end = smanager->get_param(3);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
610
193
gongo@localhost.localdomain
parents: 189
diff changeset
611 // このタスクが担当する x の範囲
gongo@localhost.localdomain
parents: 189
diff changeset
612 int rangex = rangex_end - rangex_start + 1;
gongo@localhost.localdomain
parents: 189
diff changeset
613
gongo@localhost.localdomain
parents: 189
diff changeset
614 // y の範囲
gongo@localhost.localdomain
parents: 189
diff changeset
615 int rangey = smanager->get_param(4);
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
616
167
508beb59e0eb DrawSpan で使う Tile の Hash の扱いは class TileHash を生成する事に。
gongo@localhost.localdomain
parents: 166
diff changeset
617 hash = (TileHashPtr)smanager->global_get(GLOBAL_TEXTURE_HASH);
508beb59e0eb DrawSpan で使う Tile の Hash の扱いは class TileHash を生成する事に。
gongo@localhost.localdomain
parents: 166
diff changeset
618 tileList = (TileListPtr)smanager->global_get(GLOBAL_TILE_LIST);
130
40978d4b608a テクスチャの大きさを128x128以外にも使えるように。(若干バグ有り)
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 126
diff changeset
619
193
gongo@localhost.localdomain
parents: 189
diff changeset
620 zRow = zRow_init(rangex, rangey);
233
gongo@localhost.localdomain
parents: 229
diff changeset
621 //linebuf = linebuf_init(rangex, rangey, 0x00ffffff);
229
e6eb4f8d6b0e add Random class
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 221
diff changeset
622 linebuf = linebuf_init(rangex, rangey, 0);
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 182
diff changeset
623
193
gongo@localhost.localdomain
parents: 189
diff changeset
624 doneWrite = 0;
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 182
diff changeset
625
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
626 int tl_tag[2] = {TEX_LOAD1, TEX_LOAD2};
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
627 int tl_tag_flg1 = 0;
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
628 int tl_tag_flg2 = 1;
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
629
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
630 do {
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
631 /**
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
632 * SpanPack->next が存在する場合、
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
633 * 現在の SpanPack を処理してる間に
9738837c225c add global_alloc.h
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parents: 338
diff changeset
634 * 次の SpanPack の DMA 転送を行う
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
635 */
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
636 if (spack->next != NULL) {
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
637 smanager->dma_load(next_spack, (uint32)spack->next,
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
638 sizeof(SpanPack), SPAN_PACK_LOAD);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
639 } else {
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
640 next_spack = NULL;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
641 }
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
642
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
643 SpanPtr resume_span = &nop_span;
9738837c225c add global_alloc.h
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parents: 338
diff changeset
644 int resume_span_x = 0;
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
645
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
646 for (int t = 0; t < spack->info.size; t++) {
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
647 SpanPtr next_span;
9738837c225c add global_alloc.h
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parents: 338
diff changeset
648 int next_span_x;
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
649
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
650 span = &spack->span[t];
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
651
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
652 /**
9738837c225c add global_alloc.h
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parents: 338
diff changeset
653 * span の長さによって、drawLine か drawDot を選択している
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
654 */
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
655 next_span_x
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
656 = (this->*drawFunc1[(span->length_x != 1)])(
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
657 span, rangex_start, rangex_end, tl_tag[tl_tag_flg1]);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
658 next_span = span;
164
dc7d10ae7460 TilePtr は SPE で計算した方がいいと判断して変更。
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 161
diff changeset
659
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
660 (this->*drawFunc2[(resume_span->length_x != 1)])(
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
661 resume_span, rangex_start, rangex_end, resume_span_x,
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
662 tl_tag[tl_tag_flg2]);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
663
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
664 resume_span = next_span;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
665 resume_span_x = next_span_x;
164
dc7d10ae7460 TilePtr は SPE で計算した方がいいと判断して変更。
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 161
diff changeset
666
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
667 //smanager->dma_wait(tl_tag[tl_tag_flg1]);
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
668
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
669 tl_tag_flg1 ^= 1;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
670 tl_tag_flg2 ^= 1;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
671 }
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 182
diff changeset
672
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
673 // 現在 drawLine2、drawDot2 は機能してないので
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
674 //(this->*drawFunc2[(resume_span->length_x != 1)])(
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
675 //resume_span, rangex_start, rangex_end, resume_span_x,
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
676 //tl_tag[tl_tag_flg1]);
148
74341c8bf935 Span への Texture List の渡し。じゃっかん texture がバグってるので
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 134
diff changeset
677
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
678 smanager->dma_wait(SPAN_PACK_LOAD);
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
679
352
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
680 SpanPackPtr tmp_spack = spack;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
681 spack = next_spack;
9738837c225c add global_alloc.h
admin@mb22-no-macbook-2.local
parents: 338
diff changeset
682 next_spack = tmp_spack;
182
8e9ada0c1ed0 add get_inputAddr, get_outputAddr
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 177
diff changeset
683 } while (spack);
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
684
193
gongo@localhost.localdomain
parents: 189
diff changeset
685 writebuffer(display, rangex, rangey, screen_width);
gongo@localhost.localdomain
parents: 189
diff changeset
686
gongo@localhost.localdomain
parents: 189
diff changeset
687 // linebuf は、writebuffer() の dma_store を wait する
gongo@localhost.localdomain
parents: 189
diff changeset
688 // DrawSpan::~DrawSpan() 内で free する。
gongo@localhost.localdomain
parents: 189
diff changeset
689 //free(linebuf);
gongo@localhost.localdomain
parents: 189
diff changeset
690 free(zRow);
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 182
diff changeset
691
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
692 //FINISH:
193
gongo@localhost.localdomain
parents: 189
diff changeset
693 /**
gongo@localhost.localdomain
parents: 189
diff changeset
694 * goto FINISH; の時は reboot なので
gongo@localhost.localdomain
parents: 189
diff changeset
695 * linebuf, zRow は free() しない
gongo@localhost.localdomain
parents: 189
diff changeset
696 */
210
e75f9eb97180 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
697
182
8e9ada0c1ed0 add get_inputAddr, get_outputAddr
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 177
diff changeset
698 free(free_spack);
109
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
699 return 0;
028ffc9c0375 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
700 }