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annotate TaskManager/Test/test_render/spe/DrawSpan.cpp @ 147:3ecf43bd1a35

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fix
author gongo@charles.cr.ie.u-ryukyu.ac.jp
date Tue, 02 Dec 2008 15:47:25 +0900
parents 435e0d24db39
children 9642aeef298d
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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 "SpanPack.h"
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6 #include "texture.h"
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7 #include "viewer_types.h"
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8
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9 #define SPAN_PACK_LOAD 0
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10 #define TEX_LOAD 1
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11 #define TILE_INFO_LOAD 2
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12
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13 SchedDefineTask(DrawSpan);
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14
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15 static const int hashsize = 263;
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16
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17 static TilePtr hash_table[hashsize] = {NULL};
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18
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19 unsigned short PRIME[8] = {
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20 0x002, 0x065, 0x0c7, 0x133, 0x191, 0x1f3, 0x259, 0x2bd,
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21 };
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22
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23 static TileListPtr tileList;
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24
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25 static int
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26 hash(uint32 data)
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27 {
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28 int value = 0;
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29 int n = 0;
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30 int key;
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31
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32 for (int i = 0; i < 8; i ++) {
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33 key = data & 0xf;
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34 value += key * PRIME[n++];
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35 data >>= 4;
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36 }
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37
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38 return value % hashsize;
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39 }
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40
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41 static int
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42 put(void *key, TilePtr data)
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43 {
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44 int hashval = hash((uint32)key);
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45
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46 for (int i = 0; i < hashsize/2; i++) {
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47 int index = (hashval + i*i)%hashsize;
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48
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49 if (hash_table[index] == 0) {
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50 hash_table[index] = data;
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51 return index;
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52 }
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53 }
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54
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55 return -1;
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56 }
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57
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58 static TilePtr
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59 get(void *key)
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60 {
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61 int hashval = hash((uint32)key);
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62
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63 for (int i = 0; i < hashsize/2; i++) {
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64 int index = (hashval + i*i)%hashsize;
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65
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66 if (hash_table[index] != NULL &&
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67 hash_table[index]->texture_addr == key) {
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68 return hash_table[index];
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69 }
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70 }
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71
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72 return NULL;
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73 }
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74
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75 void
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76 DrawSpan::linebuf_init(int *buf, int x, int rgb)
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77 {
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78 for (int i = 0; i < x; i++) {
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79 buf[i] = rgb;
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80 }
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81 }
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82
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83 float*
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84 DrawSpan::zRow_init(int w, int h)
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85 {
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86 float *zRow = NULL;
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87 float z = 65535.0f;
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88 int length = w*h;
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89
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90 zRow = (float*)smanager->allocate(sizeof(float)*length);
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91
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92 for (int i = 0; i < length; i++) {
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93 zRow[i] = z;
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94 }
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95
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96 return zRow;
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97 }
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98
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99
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100 char*
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101 DrawSpan::get_pixel(int tx, int ty, void *texture_image)
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102 {
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103 return (char*)texture_image+(4*((TEXTURE_SPLIT_PIXEL)*ty+tx));
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104 }
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105
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106 Uint32
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107 DrawSpan::get_rgb(int tx, int ty, int tw, int th, void *texture)
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108 {
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109 Uint8 red, green, blue, alpha;
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110
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111 if (tx<0) tx = 0;
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112 if (tw-1< tx) tx = tw-1 ;
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113 if (ty<0) ty = 0;
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114 if (th-1< ty) ty = th-1 ;
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115
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116 void *texture_addr;
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117
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118 int blockX = tx / TEXTURE_SPLIT_PIXEL;
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119 int blockY = ty / TEXTURE_SPLIT_PIXEL;
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120 void** addrList = (void**)global_get(TEXTURE2_ID);
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121 TilePtr tile;
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122
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123 texture_addr = addrList[blockX + (tw/TEXTURE_SPLIT_PIXEL)*blockY];
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124
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125 /**
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126 * get,put ϥ֥(HashȤ)äƥ뤫
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127 */
128
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128 tile = get(texture_addr);
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129 if (tile == NULL) {
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130 if (tileList->size >= MAX_TILE) {
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131 tileList->init();
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132 bzero(hash_table, sizeof(TilePtr)*hashsize);
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133 }
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134
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135 tile = &tileList->tile[tileList->size];
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136 tile->texture_addr = texture_addr;
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137
128
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138 smanager->dma_load(tile->pixel, (uint32)texture_addr,
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139 sizeof(uint32)*64, TEX_LOAD);
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140
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141 int index = put(tile->texture_addr, tile);
131
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142
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143 /**
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144 * TODO:
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145 * ʤäĤ
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146 * ޤǤΤĤ褷Ƥ³򤹤Ȥ
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147 */
128
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148 if (index < 0) {
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149 printf("[%p] Can't entry\n", tile);
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150 return 0xff0000;
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151 }
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152
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153 tileList->size++;
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154
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155 smanager->dma_wait(TEX_LOAD);
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156 }
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157
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158 char *p = get_pixel(tx%TEXTURE_SPLIT_PIXEL,
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159 ty%TEXTURE_SPLIT_PIXEL, tile->pixel);
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160
126
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161 alpha = 255;
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162 red = (Uint8) p[0];
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163 green = (Uint8) p[1];
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164 blue = (Uint8) p[2];
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165
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166 return (red & 0xff) * 0x10000 + (green & 0xff) * 0x100
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167 + (blue & 0xff) + (alpha << 24);
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168 }
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169
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170 int
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171 DrawSpan::run(void *rbuf, void *wbuf)
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172 {
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173 SpanPack *sp = (SpanPack*)smanager->get_input(0);
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174 SpanPack *next_sp =
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175 (SpanPack*)smanager->allocate(sizeof(SpanPack));
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176 SpanPack *free_sp = next_sp; // next_sp free()
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177 SpanPack *tmp_sp = NULL;
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178 Span *span;
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179
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180 TileInfoListPtr tilist =
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181 (TileInfoListPtr)smanager->allocate(sizeof(TileInfoList));
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182 TileInfoListPtr next_tilist =
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183 (TileInfoListPtr)smanager->allocate(sizeof(TileInfoList));
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184 TileInfoListPtr tmp_tilist = NULL;
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185 TileInfoPtr tinfo;
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186
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187
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188 tileList = (TileListPtr)smanager->allocate(sizeof(TileList));
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189 tileList->init();
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190
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191 int render_y = sp->info.y_top;
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192 void *texture_image = global_get(TEXTURE_ID);
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193
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194 int rangex_start = get_param(0); // Υô x ϰϤλ
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195 int rangex_end = get_param(1); // (start <= x <= end)
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196 int rangey = get_param(2); // y ϰ (render_y + rangey - 1)
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197 int rangex = rangex_end - rangex_start + 1;
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198
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199 float *zRow = zRow_init(rangex, rangey);
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200
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201 int **linebuf = (int**)smanager->allocate(sizeof(int*)*rangey);
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202
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203 for (int i = 0; i < rangey; i++) {
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204 linebuf[i] = (int*)smanager->get_output(i);
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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205 linebuf_init(linebuf[i], rangex, 0xffffff);
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206 }
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207
128
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208 bzero(hash_table, sizeof(TilePtr)*hashsize);
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209
109
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210 do {
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211 /**
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212 * SpanPack->next ¸ߤ硢
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213 * ߤ SpanPack Ƥ֤
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214 * SpanPack DMA žԤ
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215 */
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216 if (sp->next != NULL) {
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217 smanager->dma_load(next_sp, (uint32)sp->next,
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218 sizeof(SpanPack), SPAN_PACK_LOAD);
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219 } else {
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220 next_sp = NULL;
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221 }
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222
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223 for (int t = 0; t < sp->info.size; t++) {
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224 span = &sp->span[t];
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225
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226 smanager->dma_load(tilist, (uint32)span->tilelist,
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227 sizeof(TileInfoList), TILE_INFO_LOAD);
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228
109
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229 Uint32 rgb = 0x00ff00;
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230 float tex1 = span->tex_x1;
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231 float tex2 = span->tex_x2;
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232 float tey1 = span->tex_y1;
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233 float tey2 = span->tex_y2;
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234 int tex_xpos;
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235 int tex_ypos;
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236 int tex_zpos;
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237 int x = span->x;
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238 int y = span->y;
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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239 int x_len = span->length_x;
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240 float z = span->start_z;
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241 float zpos = span->end_z;
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242
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243 // ɸ [0 .. split_screen_w-1] 褦 x,y -1
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244 int localx = getLocalX(x-1);
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245 int localy = getLocalY(y-1);
131
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246
147
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247 smanager->dma_wait(TILE_INFO_LOAD);
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248
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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249 if (x_len == 1) {
109
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250 if (x < rangex_start || rangex_end < x) {
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251 continue;
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252 }
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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253 tex_xpos = (int)((span->tex_width-1) * tex1);
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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254 tex_ypos = (int)((span->tex_height-1) * tey1);
109
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255 tex_zpos = (int)z;
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256
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257 if (zpos < zRow[localx + (rangex * localy)]) {
131
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258 rgb = get_rgb(tex_xpos, tex_ypos, span->tex_width,
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259 span->tex_height, texture_image);
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260 zRow[localx + (rangex * localy)] = zpos;
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261 linebuf[localy][localx] = rgb;
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262 }
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263 } else {
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264 int js = (x < rangex_start) ? rangex_start - x : 0;
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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265 int je = (x + x_len > rangex_end) ? rangex_end - x : x_len;
109
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266
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267 if (js > je) continue;
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268
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269 int cur_x = 0;
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270 int max_x = je;
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271 int len;
109
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272
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273 while (cur_x + MAX_TILE_LIST < js) {
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274 smanager->dma_wait(TILE_INFO_LOAD);
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275 smanager->dma_load(tilist, (uint32)tilist->next,
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276 sizeof(TileInfoList), TILE_INFO_LOAD);
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277 cur_x += MAX_TILE_LIST;
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278 }
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279
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280 cur_x = js;
133
435e0d24db39 DrawSpan のテクスチャ座標を求める部分で、width と height が逆に使われてた。
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281
147
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282 while (cur_x < max_x) {
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283 smanager->dma_wait(TILE_INFO_LOAD);
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284
gongo@charles.cr.ie.u-ryukyu.ac.jp
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285 if (cur_x + MAX_TILE_LIST < max_x) {
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286 smanager->dma_load(next_tilist, (uint32)tilist->next,
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287 sizeof(TileInfoList), TILE_INFO_LOAD);
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288 len = MAX_TILE_LIST;
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289 } else {
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290 len = max_x - cur_x;
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291 }
147
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292
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293 float tex_x, tex_y, tex_z;
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294
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295 for (int j = cur_x; j <= cur_x + len; j++) {
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296 localx = getLocalX(x-1+j);
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297
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298 tex_z = z*(x_len-1-j)/(x_len-1) + zpos*j/(x_len-1);
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diff changeset
299
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300 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1);
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301 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1);
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parents: 133
diff changeset
302 if (tex_x > 1) tex_x = 1;
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
303 if (tex_y > 1) tex_y = 1;
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
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304 tex_xpos = (int)((span->tex_width-1) * tex_x);
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parents: 133
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305 tex_ypos = (int)((span->tex_height-1) * tex_y);
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parents: 133
diff changeset
306
gongo@charles.cr.ie.u-ryukyu.ac.jp
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diff changeset
307 if (tex_z < zRow[localx + (rangex*localy)]) {
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diff changeset
308 rgb = get_rgb(tex_xpos, tex_ypos, span->tex_width,
gongo@charles.cr.ie.u-ryukyu.ac.jp
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diff changeset
309 span->tex_height, texture_image);
gongo@charles.cr.ie.u-ryukyu.ac.jp
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diff changeset
310 zRow[localx + (rangex*localy)] = tex_z;
gongo@charles.cr.ie.u-ryukyu.ac.jp
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311 linebuf[localy][localx] = rgb;
gongo@charles.cr.ie.u-ryukyu.ac.jp
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312 }
gongo@charles.cr.ie.u-ryukyu.ac.jp
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diff changeset
313 }
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314
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diff changeset
315 smanager->dma_wait(TILE_INFO_LOAD);
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parents: 133
diff changeset
316
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
317 TileInfoListPtr tmp = tilist;
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parents: 133
diff changeset
318 tilist = next_tilist;
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
319 next_tilist = tmp;
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
320
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parents: 133
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321 cur_x += MAX_TILE_LIST;
109
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322 }
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323 }
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324 }
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diff changeset
325
109
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326 smanager->dma_wait(SPAN_PACK_LOAD);
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327
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328 tmp_sp = sp;
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329 sp = next_sp;
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330 next_sp = tmp_sp;
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331 } while (sp);
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diff changeset
332
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
333 free(free_sp);
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
334 free(linebuf);
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
335 free(zRow);
128
776eca0daa02 texture load use hash table
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 126
diff changeset
336 free(tileList);
147
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
337 free(tilist);
gongo@charles.cr.ie.u-ryukyu.ac.jp
parents: 133
diff changeset
338 free(next_tilist);
109
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
339
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
340 return 0;
5c194c71eca8 Cerium cvs version
gongo@gendarme.local
parents:
diff changeset
341 }