annotate TaskManager/Test/test_render/task/DrawSpan.cpp @ 221:d61fded0729e

Cameraの設定、Makefile 修正
author gongo@gendarme.local
date Tue, 10 Feb 2009 01:47:12 +0900
parents 0f1ff7b06157
children 401b55a4a4dd
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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
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9 SchedDefineTask(DrawSpan);
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10
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11 #define TEX_LOAD1 0
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12 #define TEX_LOAD2 1
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13 #define SPAN_PACK_LOAD 2
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14 #define FB_STORE 3
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15
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16 DrawSpan::~DrawSpan(void)
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17 {
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18 smanager->dma_wait(FB_STORE);
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19 free((void*)((int)linebuf*doneWrite));
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20 }
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21
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22 /**
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23 * テクスチャは、TEXTURE_SPLIT_PIXEL^2 のブロックに分割する
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24 *
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25 * +---+---+---+---+---+---+
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26 * | 0 | 1 | 2 | 3 | 4 | 5 |
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27 * +---+---+---+---+---+---+
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28 * | | | | | |11 |
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29 * +---+---+---+---+---+---+
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30 * | | | | | |17 |
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31 * +---+---+---+---+---+---+
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32 * | | | | | |23 |
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33 * +---+---+---+---+---+---+
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34 * | | | | | |29 |
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35 * +---+---+---+---+---+---+
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36 * | | | | | |35 |
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37 * +---+---+---+---+---+---+
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38 *
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39 * 一辺を TEXTURE_SPLIT とする
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40 * 各ブロックの数字がブロックIDとなる。
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41 */
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42
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43 /**
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44 * テクスチャの座標から、
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45 * テクスチャのどのブロックかを求める
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46 *
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47 * @param[in] tx X coordinates of texture
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48 * @param[in] tx Y coordinates of texture
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49 * @param[in] twidth Width of texture
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50 * @return block ID
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51 */
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52 int
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53 DrawSpan::getTexBlock(int tx, int ty, int twidth)
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54 {
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55 int blockX, blockY;
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56
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57 blockX = tx / TEXTURE_SPLIT_PIXEL;
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58 blockY = ty / TEXTURE_SPLIT_PIXEL;
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59
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60 return blockX + (twidth/TEXTURE_SPLIT_PIXEL)*blockY;
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61 }
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63 /**
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64 * block ID と、テクスチャの TOP address から
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65 * (tx,ty) で使われるテクスチャの Tile addres を求める
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66 *
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67 * @param[in] tx X coordinates of texture
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68 * @param[in] tx Y coordinates of texture
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69 * @param[in] tw Width of texture
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70 * @param[in] tex_addr_top (tx,ty) で使うテクスチャの先頭address
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71 * @return block ID
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72 */
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73 uint32*
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74 DrawSpan::getTile(int tx, int ty, int tw, uint32 *tex_addr_top)
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75 {
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76 int block = getTexBlock(tx, ty, tw);
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77 return tex_addr_top + block*TEXTURE_BLOCK_SIZE;
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78 }
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79
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80 /**
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81 * FrameBuffer に書き込む rgb の領域初期化
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82 *
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83 * @param width Width of Buffer
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84 * @param height Height of Buffer
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85 * @param rgb Initial value of RGB at Buffer
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86 * @return Buffer
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87 */
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88 int*
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89 DrawSpan::linebuf_init(int width, int height, int rgb)
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90 {
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91 int *buf = (int*)smanager->allocate(sizeof(int)*width*height);
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92
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93 for (int i = 0; i < width*height; i++) {
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94 buf[i] = rgb;
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95 }
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96
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97 return buf;
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98 }
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99
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100 /**
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101 * Z-Buffer の初期化
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102 *
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103 * @param width Width of Z-Buffer
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104 * @param height Height of Z-Buffer
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105 * @return Z-Buffer
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106 */
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107 float*
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108 DrawSpan::zRow_init(int width, int height)
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109 {
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110 float *buf = (float*)smanager->allocate(sizeof(float)*width*height);
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111 float def = 65535.0f;
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112
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113 for (int i = 0; i < width*height; i++) {
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114 buf[i] = def;
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115 }
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116
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117 return buf;
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118 }
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119
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120
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121 /**
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122 * Span が使う Texture Tile があるか
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123 *
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124 * @retval != NULL 存在する
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125 * @retval NULL 存在しない
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126 */
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127 TilePtr
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128 DrawSpan::isAvailableTile(uint32 *addr)
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129 {
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130 return hash->get(addr);
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131 }
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132
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133 void
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134 DrawSpan::set_rgb(uint32 *addr, int tag)
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135 {
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136 TilePtr tile;
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137
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138 if (isAvailableTile(addr)) {
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139 return;
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140 }
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141
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142 tile = tileList->nextTile();
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143 /**
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144 * FIFO なので、もし前のが残っていれば削除
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145 */
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146 hash->remove(tile->texture_addr);
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147
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148 tile->texture_addr = addr;
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149
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150 int index = hash->put(tile->texture_addr, tile);
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151 if (index < 0) {
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152 printf("haosa\n");
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153 }
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154 smanager->dma_load(tile->pixel, (uint32)addr,
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155 sizeof(uint32)*TEXTURE_BLOCK_SIZE, tag);
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156 }
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157
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158 /**
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159 *
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160 */
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161 void
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162 DrawSpan::set_rgbs(uint32 *cur_addr, uint32 *max_addr, int wait_tag)
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163 {
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164 uint32 curp = (uint32)cur_addr;
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165 uint32 maxp = (uint32)max_addr;
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166 uint32 startp = curp;
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167 uint32 diff = sizeof(int)*TEXTURE_BLOCK_SIZE;
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168 int length = (int)maxp-(int)curp;
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169
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170 int cmp = (length < 0);
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171
210
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172 #if 1
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173 length += cmp*(-1)*length*2;
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174 startp = cmp*maxp + !cmp*curp;
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175 #else
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176 if (length < 0) {
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177 length = -length;
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178 startp = maxp;
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179 }
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180 #endif
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181
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182 for (int i = 0; i <= length; i += diff) {
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183 set_rgb((uint32*)(startp + i), wait_tag);
184
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184 }
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185 }
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186
193
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187 uint32
166
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188 DrawSpan::get_rgb(int tx, int ty, uint32 *addr)
109
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189 {
154
f4673e790675 task/ と spe/ の同期し忘れ。
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190 TilePtr tile;
215
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191
167
c8b868871dce DrawSpan で使う Tile の Hash の扱いは class TileHash を生成する事に。
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192 tile = hash->get(addr);
168
cf2aa37d2fe7 Delete DrawSpan::get_pixel().
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193 return tile->pixel[(TEXTURE_SPLIT_PIXEL)*ty+tx];
109
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194 }
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195
184
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196 /**
193
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197 * DrawSpan の再起動 (DrawSpanRenew 生成)
184
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198 *
193
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199 * @param[in] spack 現在処理している SpanPack
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200 * @param[in] cur_span_x span->length_x != 1 の時の Span の処理で
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201 * どこまで進んでいるか
184
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202 */
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203 void
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204 DrawSpan::reboot(SpanPackPtr spack, int cur_span_x)
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205 {
193
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206 DrawSpanArgPtr args =
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207 (DrawSpanArgPtr)smanager->allocate(sizeof(DrawSpanArg));
184
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208 TaskPtr renew_task = smanager->create_task(TASK_DRAW_SPAN2);
193
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209
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210 // 数が多いので構造体で渡す
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211 args->display = smanager->get_param(0);
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212 args->screen_width = smanager->get_param(1);
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213 args->rangex_start = smanager->get_param(2);
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214 args->rangex_end = smanager->get_param(3);
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215 args->rangey = smanager->get_param(4);
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216 renew_task->add_param((int)args);
164
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217
184
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218 /**
193
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219 * SpanPack は続きから開始するので、
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220 * 現在の状態をコピーしておく。
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221 * spack は rbuf から取得してる可能性があり
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222 * rbuf はシステムが自動的に free() するため
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223 * アドレスだけ渡すのはNG
184
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224 */
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225 SpanPackPtr curr = (SpanPackPtr)smanager->allocate(sizeof(SpanPack));
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226 memcpy(curr, spack, sizeof(SpanPack));
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227 renew_task->add_param((int)curr);
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228 renew_task->add_param(cur_span_x);
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229
193
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230 // linebuf と zRow も引き継がせる
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231 renew_task->add_param((int)linebuf);
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232 renew_task->add_param((int)zRow);
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233
184
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234 /**
193
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235 * 再起動したタスクを待つ
184
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236 */
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237 smanager->wait_task(renew_task);
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238
193
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239 // next_spack は free() するので wait する
184
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240 smanager->dma_wait(SPAN_PACK_LOAD);
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241 }
164
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242
193
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243 void
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244 DrawSpan::writebuffer(unsigned int display, int buf_width, int height,
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245 int screen_width)
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246 {
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247 for (int i = 0; i < height; i++) {
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248 smanager->dma_store(&linebuf[i*buf_width],
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249 display + (sizeof(int)*screen_width*i),
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250 sizeof(int)*buf_width, FB_STORE);
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251 }
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252
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253 doneWrite = 1;
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254 }
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255
210
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256 /**
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257 * zRow と Linebuf を更新する
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258 *
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259 * @param zpos 更新する pixel のZ座標
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260 * @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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261 * @param x pixel の、描画領域内での x 座標
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262 * @param y 〃 の、y 座標
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263 * @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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264 * @param tex_y 〃 の y 座標
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265 * @param tex_addr テクスチャのアドレス(MainMemory)
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266 */
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267 void
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268 DrawSpan::updateBuffer(float zpos, int rangex, int x, int y,
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269 int tex_x, int tex_y, uint32 *tex_addr)
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270 {
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271 int rgb = get_rgb(tex_x, tex_y, tex_addr);
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272
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273 zRow[x + (rangex*y)] = zpos;
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274 linebuf[x + (rangex*y)] = rgb;
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275 }
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276
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277 /**
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278 * 長さが 1 の Span の描画 (要するに 1 pixel)
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279 *
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280 * @param span Span
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281 * @param startx 描画開始範囲
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282 * @param endx 描画終了範囲
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283 */
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284 int
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285 DrawSpan::drawDot1(SpanPtr span, int startx, int endx, int wait_tag)
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286 {
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287 int rangex = endx - startx + 1;
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288
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289 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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290 int tex_xpos, tex_ypos;
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291
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292 // span の始点に対応する Texture の座標 (tex1, tey1)
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293 float tex = span->tex_x1;
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294 float tey = span->tex_y1;
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295
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296 // span の始点に対応する z 座標
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297 float zpos = span->start_z;
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298
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299 /* Tile 内での座標 */
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300 int localx = getLocalX(span->x-1);
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301 int localy = getLocalY(span->y-1);
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302
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303 /**
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304 * (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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305 * そのブロックのアドレス(MainMemory)
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306 */
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diff changeset
307 int tex_localx;
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308 int tex_localy;
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309 uint32 *tex_addr;
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310
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311 if (span->x < startx || endx < span->x) {
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312 return -1;
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313 }
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314
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315 tex_xpos = (int)((span->tex_width-1) * tex);
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316 tex_ypos = (int)((span->tex_height-1) * tey);
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317
221
d61fded0729e Cameraの設定、Makefile 修正
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318 if (0 < zpos && zpos < zRow[localx + (rangex*localy)]) {
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319 //if (zpos < zRow[localx + (rangex*localy)]) {
210
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320 tex_addr = getTile(tex_xpos, tex_ypos,
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321 span->tex_width, span->tex_addr);
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322 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
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323 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
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324
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325 if (!isAvailableTile(tex_addr)) {
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326 set_rgb(tex_addr, wait_tag);
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327 smanager->dma_wait(wait_tag);
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328 //return startx;
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329 }
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330
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331 updateBuffer(zpos, rangex, localx, localy,
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332 tex_localx, tex_localy, tex_addr);
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333 }
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334
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335 return -1;
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336 }
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337
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338 void
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339 DrawSpan::drawDot2(SpanPtr span, int startx, int end, int js, int wait_tag)
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340 {
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341 //printf("%d\n", js);
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342 }
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343
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344 int
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345 DrawSpan::drawLine1(SpanPtr span, int startx, int endx, int wait_tag)
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346 {
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347 int x = span->x;
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348 int rangex = endx - startx + 1;
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349 int x_len = span->length_x;
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350
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351 int js = (x < startx) ? startx - x : 0;
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352 int je = (x + x_len > endx) ? endx - x : x_len;
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353
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354 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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355 int tex_xpos, tex_ypos;
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356
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357 // span の始点に対応する座標 (tex1, tey1)
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358 float tex1 = span->tex_x1;
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359 float tey1 = span->tex_y1;
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360
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361 // span の終点に対応する座標 (tex2, tey2)
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362 float tex2 = span->tex_x2;
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363 float tey2 = span->tex_y2;
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364
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365 // span の始点、終点に対応する z 座標
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366 float zpos1 = span->start_z;
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367 float zpos2 = span->end_z;
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368
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369 // Tile 内での座標
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370 int localx, localy = getLocalY(span->y-1);
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371
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372 int ret = je+1;
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373
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374 //for (int j = js; j <= je; j++) {
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375 for (int j = je; j >= js; j--) {
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376 float tex_x, tex_y, tex_z;
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377
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378 localx = getLocalX(x-1+j);
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379 tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1);
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380
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381 if (0 < tex_z && tex_z < zRow[localx + (rangex*localy)]) {
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382 //if (tex_z < zRow[localx + (rangex*localy)]) {
210
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383 // (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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384 // そのブロックのアドレス(MainMemory)
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385 uint32 *tex_addr;
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386 int tex_localx;
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387 int tex_localy;
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388
211
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389 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1);
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390 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1);
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391 if (tex_x > 1) tex_x = 1;
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392 if (tex_x < 0) tex_x = 0;
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393 if (tex_y > 1) tex_y = 1;
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394 if (tex_y < 0) tex_y = 0;
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395 tex_xpos = (int)((span->tex_width-1) * tex_x);
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396 tex_ypos = (int)((span->tex_height-1) * tex_y);
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397
210
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398 tex_addr = getTile(tex_xpos, tex_ypos,
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399 span->tex_width, span->tex_addr);
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400 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
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401 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
211
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402
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403 //set_rgb(tex_addr, wait_tag);
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404 //ret = j;
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405 //continue;
210
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406
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407 if (!isAvailableTile(tex_addr)) {
211
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408 #if 0
210
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409 tex_x = tex1*(x_len-1-js)/(x_len-1) + tex2*js/(x_len-1);
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410 if (tex_x > 1) tex_x = 1;
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411 if (tex_x < 0) tex_x = 0;
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412 tex_xpos = (int)((span->tex_width-1) * tex_x);
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413
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414 uint32 *max_addr = getTile(tex_xpos, tex_ypos,
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415 span->tex_width, span->tex_addr);
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416
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417 set_rgbs(tex_addr, max_addr, wait_tag);
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418 return js;
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419 #else
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420 set_rgb(tex_addr, wait_tag);
215
7ca6a2ef5be9 fix SceneGraph Constructor, Destructor
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421 //ret = j;
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422 smanager->dma_wait(wait_tag);
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423 //continue;
210
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424 #endif
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425 }
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426
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427 updateBuffer(tex_z, rangex, localx, localy,
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428 tex_localx, tex_localy, tex_addr);
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429 }
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430 }
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431
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432 return ret;
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433 }
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434
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diff changeset
435 void
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diff changeset
436 DrawSpan::drawLine2(SpanPtr span, int startx, int endx, int js, int wait_tag)
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diff changeset
437 {
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438 int x = span->x;
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439 int rangex = endx - startx + 1;
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440 int x_len = span->length_x;
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441
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442 //int js = startx;
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443 int je = (x + x_len > endx) ? endx - x : x_len;
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444
204b03ca98f8 fix DrawSpan
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445 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */
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446 int tex_xpos, tex_ypos;
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447
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448 // span の始点に対応する座標 (tex1, tey1)
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449 float tex1 = span->tex_x1;
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450 float tey1 = span->tex_y1;
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451
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452 // span の終点に対応する座標 (tex2, tey2)
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453 float tex2 = span->tex_x2;
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454 float tey2 = span->tex_y2;
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455
204b03ca98f8 fix DrawSpan
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456 // span の始点、終点に対応する z 座標
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diff changeset
457 float zpos1 = span->start_z;
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diff changeset
458 float zpos2 = span->end_z;
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459
204b03ca98f8 fix DrawSpan
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diff changeset
460 // Tile 内での座標
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diff changeset
461 int localx, localy = getLocalY(span->y-1);
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462
204b03ca98f8 fix DrawSpan
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463 // (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と
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464 // そのブロックのアドレス(MainMemory)
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465 int tex_localx;
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466 int tex_localy;
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467 uint32 *tex_addr;
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468
204b03ca98f8 fix DrawSpan
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diff changeset
469 float tex_x, tex_y, tex_z;
204b03ca98f8 fix DrawSpan
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diff changeset
470
204b03ca98f8 fix DrawSpan
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471 smanager->dma_wait(wait_tag);
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472
204b03ca98f8 fix DrawSpan
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diff changeset
473 for (int j = js; j <= je; j++) {
204b03ca98f8 fix DrawSpan
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diff changeset
474 localx = getLocalX(x-1+j);
204b03ca98f8 fix DrawSpan
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diff changeset
475
204b03ca98f8 fix DrawSpan
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diff changeset
476 tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1);
204b03ca98f8 fix DrawSpan
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diff changeset
477
204b03ca98f8 fix DrawSpan
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diff changeset
478 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1);
204b03ca98f8 fix DrawSpan
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diff changeset
479 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1);
204b03ca98f8 fix DrawSpan
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diff changeset
480 if (tex_x > 1) tex_x = 1;
204b03ca98f8 fix DrawSpan
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diff changeset
481 if (tex_x < 0) tex_x = 0;
204b03ca98f8 fix DrawSpan
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diff changeset
482 if (tex_y > 1) tex_y = 1;
204b03ca98f8 fix DrawSpan
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diff changeset
483 if (tex_y < 0) tex_y = 0;
204b03ca98f8 fix DrawSpan
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diff changeset
484 tex_xpos = (int)((span->tex_width-1) * tex_x);
204b03ca98f8 fix DrawSpan
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diff changeset
485 tex_ypos = (int)((span->tex_height-1) * tex_y);
204b03ca98f8 fix DrawSpan
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parents: 193
diff changeset
486
221
d61fded0729e Cameraの設定、Makefile 修正
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diff changeset
487 if (0 < tex_z && tex_z < zRow[localx + (rangex*localy)]) {
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parents: 219
diff changeset
488 //if (tex_z < zRow[localx + (rangex*localy)]) {
210
204b03ca98f8 fix DrawSpan
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diff changeset
489 tex_addr = getTile(tex_xpos, tex_ypos,
204b03ca98f8 fix DrawSpan
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diff changeset
490 span->tex_width, span->tex_addr);
204b03ca98f8 fix DrawSpan
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diff changeset
491 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL;
204b03ca98f8 fix DrawSpan
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diff changeset
492 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL;
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
493
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
494 updateBuffer(tex_z, rangex, localx, localy,
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
495 tex_localx, tex_localy, tex_addr);
204b03ca98f8 fix DrawSpan
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diff changeset
496 }
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
497 }
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
498 }
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
499
109
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
500 int
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
501 DrawSpan::run(void *rbuf, void *wbuf)
5c194c71eca8 Cerium cvs version
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parents:
diff changeset
502 {
193
gongo@localhost.localdomain
parents: 189
diff changeset
503 SpanPackPtr spack = (SpanPackPtr)smanager->get_input(0);
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diff changeset
504 SpanPackPtr next_spack = (SpanPackPtr)smanager->allocate(sizeof(SpanPack));
gongo@localhost.localdomain
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diff changeset
505 SpanPackPtr free_spack = next_spack; // next_spack の free() 用
gongo@localhost.localdomain
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diff changeset
506 Span *span;
gongo@localhost.localdomain
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diff changeset
507
210
204b03ca98f8 fix DrawSpan
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diff changeset
508 Span nop_span;
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
parents: 193
diff changeset
509 nop_span.length_x = 1;
204b03ca98f8 fix DrawSpan
gongo@localhost.localdomain
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diff changeset
510
204b03ca98f8 fix DrawSpan
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diff changeset
511 int (DrawSpan::*drawFunc1[2])(SpanPtr, int, int, int) = {
204b03ca98f8 fix DrawSpan
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diff changeset
512 &DrawSpan::drawDot1, &DrawSpan::drawLine1
204b03ca98f8 fix DrawSpan
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513 };
204b03ca98f8 fix DrawSpan
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diff changeset
514
204b03ca98f8 fix DrawSpan
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diff changeset
515 void (DrawSpan::*drawFunc2[2])(SpanPtr, int, int, int, int) = {
204b03ca98f8 fix DrawSpan
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diff changeset
516 &DrawSpan::drawDot2, &DrawSpan::drawLine2
204b03ca98f8 fix DrawSpan
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diff changeset
517 };
204b03ca98f8 fix DrawSpan
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diff changeset
518
193
gongo@localhost.localdomain
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diff changeset
519 uint32 display = smanager->get_param(0);
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diff changeset
520 int screen_width = smanager->get_param(1);
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diff changeset
521 int rangex_start = smanager->get_param(2);
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diff changeset
522 int rangex_end = smanager->get_param(3);
210
204b03ca98f8 fix DrawSpan
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diff changeset
523
193
gongo@localhost.localdomain
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diff changeset
524 // このタスクが担当する x の範囲
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diff changeset
525 int rangex = rangex_end - rangex_start + 1;
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diff changeset
526
gongo@localhost.localdomain
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diff changeset
527 // y の範囲
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diff changeset
528 int rangey = smanager->get_param(4);
210
204b03ca98f8 fix DrawSpan
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diff changeset
529
167
c8b868871dce DrawSpan で使う Tile の Hash の扱いは class TileHash を生成する事に。
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diff changeset
530 hash = (TileHashPtr)smanager->global_get(GLOBAL_TEXTURE_HASH);
c8b868871dce DrawSpan で使う Tile の Hash の扱いは class TileHash を生成する事に。
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diff changeset
531 tileList = (TileListPtr)smanager->global_get(GLOBAL_TILE_LIST);
130
8a33f4859ed8 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)
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parents: 126
diff changeset
532
193
gongo@localhost.localdomain
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diff changeset
533 zRow = zRow_init(rangex, rangey);
211
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 210
diff changeset
534 linebuf = linebuf_init(rangex, rangey, 0xffffffff);
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
parents: 182
diff changeset
535
193
gongo@localhost.localdomain
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diff changeset
536 doneWrite = 0;
184
gongo@gendarme.cr.ie.u-ryukyu.ac.jp
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diff changeset
537
210
204b03ca98f8 fix DrawSpan
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diff changeset
538 int tl_tag[2] = {TEX_LOAD1, TEX_LOAD2};
204b03ca98f8 fix DrawSpan
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diff changeset
539 int tl_tag_flg1 = 0;
204b03ca98f8 fix DrawSpan
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diff changeset
540 int tl_tag_flg2 = 1;
204b03ca98f8 fix DrawSpan
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diff changeset
541
109
5c194c71eca8 Cerium cvs version
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diff changeset
542 do {
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
543 /**
193
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544 * SpanPack->next が存在する場合、
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545 * 現在の SpanPack を処理してる間に
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546 * 次の SpanPack の DMA 転送を行う
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547 */
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548 if (spack->next != NULL) {
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549 smanager->dma_load(next_spack, (uint32)spack->next,
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550 sizeof(SpanPack), SPAN_PACK_LOAD);
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551 } else {
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552 next_spack = NULL;
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553 }
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554
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555 SpanPtr resume_span = &nop_span;
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556 int resume_span_x = 0;
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557
182
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558 for (int t = 0; t < spack->info.size; t++) {
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559 SpanPtr next_span;
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560 int next_span_x;
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561
182
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562 span = &spack->span[t];
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563
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564 next_span_x
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565 = (this->*drawFunc1[(span->length_x != 1)])(
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566 span, rangex_start, rangex_end, tl_tag[tl_tag_flg1]);
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567 next_span = span;
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568
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569 (this->*drawFunc2[(resume_span->length_x != 1)])(
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570 resume_span, rangex_start, rangex_end, resume_span_x,
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571 tl_tag[tl_tag_flg2]);
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572
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573 resume_span = next_span;
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574 resume_span_x = next_span_x;
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575
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576 //smanager->dma_wait(tl_tag[tl_tag_flg1]);
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577
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578 tl_tag_flg1 ^= 1;
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579 tl_tag_flg2 ^= 1;
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580 }
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581
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582 (this->*drawFunc2[(resume_span->length_x != 1)])(
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583 resume_span, rangex_start, rangex_end, resume_span_x,
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584 tl_tag[tl_tag_flg1]);
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9642aeef298d Span への Texture List の渡し。じゃっかん texture がバグってるので
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585
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586 smanager->dma_wait(SPAN_PACK_LOAD);
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587
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588 SpanPackPtr tmp_spack = spack;
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589 spack = next_spack;
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590 next_spack = tmp_spack;
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591 } while (spack);
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592
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593 writebuffer(display, rangex, rangey, screen_width);
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594
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595 // linebuf は、writebuffer() の dma_store を wait する
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596 // DrawSpan::~DrawSpan() 内で free する。
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597 //free(linebuf);
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598 free(zRow);
184
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599
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600 //FINISH:
193
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601 /**
gongo@localhost.localdomain
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602 * goto FINISH; の時は reboot なので
gongo@localhost.localdomain
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603 * linebuf, zRow は free() しない
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604 */
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605
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606 free(free_spack);
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607 return 0;
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608 }