Mercurial > hg > Game > Cerium
annotate Renderer/Engine/spe/DrawSpan.cc @ 1144:e068c1269292 draft
light fix
| author | Yutaka_Kinjyo |
|---|---|
| date | Sat, 19 Feb 2011 03:54:12 +0900 |
| parents | 2a63ba2c9506 |
| children | 4e898dca4ab9 |
| rev | line source |
|---|---|
| 539 | 1 #include <stdlib.h> |
| 2 #include <string.h> | |
| 1067 | 3 #include "polygon_pack.h" |
| 539 | 4 #include "DrawSpan.h" |
| 860 | 5 #include "task_texture.h" |
| 539 | 6 #include "viewer_types.h" |
| 7 #include "Func.h" | |
| 1050 | 8 #include "matrix_calc.h" |
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9 #include "SchedTask.h" |
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10 #include "Tapestry.h" |
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11 #include "SpanPack.h" |
| 764 | 12 #include <spu_intrinsics.h> |
| 761 | 13 #include <math.h> |
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14 |
| 623 | 15 #if (__LITTLE_ENDIAN__) |
| 16 #define LITTLEENDIAN 1 | |
| 17 #else | |
| 18 #define LITTLEENDIAN 0 | |
| 19 #endif | |
| 539 | 20 |
| 21 SchedDefineTask(DrawSpan); | |
| 22 | |
| 23 #define TEX_LOAD1 0 | |
| 24 #define TEX_LOAD2 1 | |
| 25 #define SPAN_PACK_LOAD 2 | |
| 26 #define FB_STORE 3 | |
| 27 | |
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28 typedef struct { |
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29 int **linebuf; |
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30 float *zRow; |
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31 TileListPtr tileList; |
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32 int doneWrite; |
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33 } G, *Gptr; |
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34 |
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35 static int** linebuf_init(SchedTask *smanager, int width, int height, int rgb); |
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36 static float* zRow_init(SchedTask *smanager, int width, int height); |
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37 // static TilePtr set_rgb(memaddr addr, int wait_tag); |
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38 // static void set_rgbs(memaddr addr, uint32 *max_addr, int wait_tag); |
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39 static uint32 get_rgb(int tx, int ty, TilePtr tile); |
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40 // static TilePtr isAvailableTile(memaddr addr); |
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41 static memaddr getTile(int tx, int ty, int tw, memaddr tex_addr_top); |
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42 static int getTexBlock(int tx, int ty, int twidth); |
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43 |
| 747 | 44 static void updateBuffer(Gptr g, float zpos, int rangex, int loaclx, int localy, |
| 45 int tex_x, int tex_y, float normal_x, float nomral_x, float normal_z, | |
| 46 TilePtr tile, int world_x, int world_y, float world_z,SchedTask *smanager); | |
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47 |
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48 // static void reboot(SpanPackPtr spack, int cur_span_x); |
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49 |
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50 static int drawDot1(SchedTask *smanager, Gptr g, SpanPtr span, int startx, int endx, int wait_tag); |
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51 //static void drawDot2(SchedTask *smanager, SpanPtr span, int startx, int endx, int js, int wait_tag); |
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52 static int drawLine1(SchedTask *smanager, Gptr g, SpanPtr span, int startx, int endx, int wait_tag); |
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53 // static void drawLine2(SchedTask *smanager, SpanPtr span, int startx, int endx, int js, int wait_tag); |
| 747 | 54 |
| 55 static int infinity_light_calc(int color,float normal_x, float normal_y, float normal_z, | |
| 56 SchedTask *smanager,int x, int y, float z, int world_x, int world_y, float world_z); | |
| 57 | |
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58 |
| 774 | 59 |
| 60 static inline void | |
| 61 normalize(vector float& v0, vector float& v1) | |
| 761 | 62 { |
| 774 | 63 float norm; |
| 64 vector float ret __attribute__((aligned(16))) = {0,0,0,0}; | |
| 761 | 65 |
| 774 | 66 ret = spu_mul(v0,v1); |
| 67 norm = (ret[0] + ret[1] + ret[2]); | |
| 68 | |
| 69 ret = (vector float)spu_splats(norm); | |
| 70 ret = spu_rsqrte(ret); | |
| 71 v0 = spu_mul(v1,ret); | |
| 761 | 72 } |
| 73 | |
| 774 | 74 static inline float |
| 75 innerProduct1(vector float& v0, vector float& v1) | |
| 621 | 76 { |
| 764 | 77 |
| 774 | 78 vector float ret __attribute__((aligned(16))) = {0,0,0,0}; |
| 79 float inner; | |
| 80 ret = spu_mul(v0,v1); | |
| 81 | |
| 82 inner = (ret[0] + ret[1] + ret[2]); | |
| 83 if (inner < 0) { | |
| 84 inner = 0; | |
| 85 } | |
| 86 | |
| 87 return inner; | |
| 621 | 88 } |
| 89 | |
| 539 | 90 |
| 764 | 91 |
| 774 | 92 |
| 539 | 93 /** |
| 94 * テクスチャは、TEXTURE_SPLIT_PIXEL^2 のブロックに分割する | |
| 95 * | |
| 96 * +---+---+---+---+---+---+ | |
| 97 * | 0 | 1 | 2 | 3 | 4 | 5 | | |
| 98 * +---+---+---+---+---+---+ | |
| 99 * | | | | | |11 | | |
| 100 * +---+---+---+---+---+---+ | |
| 101 * | | | | | |17 | | |
| 102 * +---+---+---+---+---+---+ | |
| 103 * | | | | | |23 | | |
| 104 * +---+---+---+---+---+---+ | |
| 105 * | | | | | |29 | | |
| 106 * +---+---+---+---+---+---+ | |
| 107 * | | | | | |35 | | |
| 108 * +---+---+---+---+---+---+ | |
| 109 * | |
| 110 * 一辺を TEXTURE_SPLIT とする | |
| 111 * 各ブロックの数字がブロックIDとなる。 | |
| 112 */ | |
| 113 | |
| 114 /** | |
| 115 * テクスチャの座標から、 | |
| 116 * テクスチャのどのブロックかを求める | |
| 117 * | |
| 118 * @param[in] tx X coordinates of texture | |
| 119 * @param[in] tx Y coordinates of texture | |
| 120 * @param[in] twidth Width of texture | |
| 121 * @return block ID | |
| 122 */ | |
| 123 static int | |
| 124 getTexBlock(int tx, int ty, int twidth) | |
| 125 { | |
| 126 int blockX, blockY; | |
| 127 | |
| 128 blockX = tx / TEXTURE_SPLIT_PIXEL; | |
| 129 blockY = ty / TEXTURE_SPLIT_PIXEL; | |
| 130 | |
| 131 return blockX + (twidth/TEXTURE_SPLIT_PIXEL)*blockY; | |
| 132 } | |
| 133 | |
| 134 /** | |
| 135 * block ID と、テクスチャの TOP address から | |
| 136 * (tx,ty) で使われるテクスチャの Tile addres を求める | |
| 137 * | |
| 138 * @param[in] tx X coordinates of texture | |
| 139 * @param[in] tx Y coordinates of texture | |
| 140 * @param[in] tw Width of texture | |
| 141 * @param[in] tex_addr_top (tx,ty) で使うテクスチャの先頭address | |
| 142 * @return block ID | |
| 143 */ | |
| 144 static memaddr | |
| 145 getTile(int tx, int ty, int tw, memaddr tex_addr_top) | |
| 146 { | |
| 147 int block = getTexBlock(tx, ty, tw); | |
| 594 | 148 return tex_addr_top + block * TEXTURE_BLOCK_SIZE * sizeof(uint32); |
| 539 | 149 } |
| 150 | |
| 151 /** | |
| 152 * FrameBuffer に書き込む rgb の領域初期化 | |
| 153 * | |
| 154 * @param width Width of Buffer | |
| 155 * @param height Height of Buffer | |
| 156 * @param rgb Initial value of RGB at Buffer | |
| 157 * @return Buffer | |
| 158 */ | |
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159 static int ** |
| 539 | 160 linebuf_init(SchedTask *smanager, int width, int height, int rgb) |
| 161 { | |
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162 int **linebuf = (int**)smanager->allocate(height*sizeof(int*)); |
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163 for(int h = 0;h<height;h++) { |
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164 int *buf = linebuf[h] = (int*)smanager->get_output(h); |
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165 for (int i = 0; i < width; i++) { |
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166 buf[i] = rgb; |
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167 } |
| 539 | 168 } |
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169 return linebuf; |
| 539 | 170 } |
| 171 | |
| 172 /** | |
| 173 * Z-Buffer の初期化 | |
| 174 * | |
| 175 * @param width Width of Z-Buffer | |
| 176 * @param height Height of Z-Buffer | |
| 177 * @return Z-Buffer | |
| 178 */ | |
| 179 static float* | |
| 180 zRow_init(SchedTask *smanager, int width, int height) | |
| 181 { | |
| 182 float *buf = (float*)smanager->allocate(sizeof(float)*width*height); | |
| 183 float def = 65535.0f; | |
| 184 | |
| 594 | 185 for (int i = 0; i < width*height; i++) { |
| 186 buf[i] = def; | |
| 539 | 187 } |
| 188 | |
| 189 return buf; | |
| 190 } | |
| 191 | |
| 192 | |
| 193 static uint32 | |
| 194 get_rgb(int tx, int ty, TilePtr tile) | |
| 195 { | |
| 196 uint32 *data = (uint32 *)tile->data; | |
| 197 return data[(TEXTURE_SPLIT_PIXEL)*ty+tx]; | |
| 198 } | |
| 199 | |
| 200 | |
| 201 | |
| 202 /** | |
| 203 * zRow と Linebuf を更新する | |
| 204 * | |
| 205 * @param zpos 更新する pixel のZ座標 | |
| 206 * @param rangex このタスクが処理する描画領域の x の長さ | |
| 207 * @param x pixel の、描画領域内での x 座標 | |
| 208 * @param y 〃 の、y 座標 | |
| 209 * @param tex_x pixel が使用するテクスチャの、Tile (8x8) 内での x 座標 | |
| 210 * @param tex_y 〃 の y 座標 | |
| 211 * @param tex_addr テクスチャのアドレス(MainMemory) | |
| 212 */ | |
| 213 static void | |
| 747 | 214 updateBuffer(Gptr g, float zpos, int rangex, int localx, int localy, int tex_x, int tex_y, |
| 215 float normal_x, float normal_y, float normal_z, TilePtr tile, | |
| 216 int world_x, int world_y, float world_z, SchedTask *smanager) | |
| 539 | 217 { |
| 594 | 218 |
| 994 | 219 uint32 color = get_rgb(tex_x, tex_y, tile); |
| 594 | 220 /*下位4bitを抽出*/ |
| 623 | 221 #if LITTLEENDIAN |
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222 int alpha = color & 0x000000ff; |
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223 #else |
| 599 | 224 int alpha = color & 0xff000000; |
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225 #endif |
| 994 | 226 |
| 227 //完全に透けているか判断 | |
| 1054 | 228 int flag = (alpha != 0); |
| 1123 | 229 |
| 793 | 230 int *light_sysswitch = (int*)smanager->global_get(LightSysSwitch); |
| 231 //smanager->printf("sys %d\n",light_sysswitch); | |
| 594 | 232 |
| 856 | 233 if ( *light_sysswitch == 1 && flag) { |
| 792 | 234 color = infinity_light_calc(color,normal_x,normal_y,normal_z, |
| 235 smanager,localx,localy,zpos, | |
| 236 world_x,world_y,world_z); | |
| 237 } | |
| 594 | 238 |
| 747 | 239 g->zRow[localx + (rangex*localy)] = zpos*flag + g->zRow[localx + (rangex*localy)]*(1-flag); |
| 994 | 240 int *point = &g->linebuf[localy][localx]; |
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241 *point = color*flag + *point *(1-flag); |
| 594 | 242 |
| 539 | 243 } |
| 244 | |
| 245 /** | |
| 246 * 長さが 1 の Span の描画 (要するに 1 pixel) | |
| 247 * | |
| 248 * @param span Span | |
| 249 * @param startx 描画開始範囲 | |
| 250 * @param endx 描画終了範囲 | |
| 251 */ | |
| 252 static int | |
| 253 drawDot1(SchedTask *smanager, Gptr g, SpanPtr span, int startx, int endx, int wait_tag) | |
| 254 { | |
| 255 int rangex = endx - startx + 1; | |
| 256 | |
| 594 | 257 float normal_x = span->normal_x; |
| 258 float normal_y = span->normal_y; | |
| 259 float normal_z = span->normal_z; | |
| 260 | |
| 261 | |
| 539 | 262 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */ |
| 263 int tex_xpos, tex_ypos; | |
| 264 | |
| 265 // span の始点に対応する Texture の座標 (tex1, tey1) | |
| 266 float tex = span->tex_x1; | |
| 267 float tey = span->tex_y1; | |
| 268 | |
| 269 // span の始点に対応する z 座標 | |
| 270 float zpos = span->start_z; | |
| 271 | |
| 272 /* Tile 内での座標 */ | |
| 273 int localx = getLocalX(span->x-1); | |
| 274 int localy = getLocalY(span->y-1); | |
| 275 | |
| 276 /** | |
| 277 * (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と | |
| 278 * そのブロックのアドレス(MainMemory) | |
| 279 */ | |
| 280 int tex_localx; | |
| 281 int tex_localy; | |
| 282 memaddr tex_addr; | |
| 283 | |
| 284 if (span->x < startx || endx < span->x) { | |
| 285 return -1; | |
| 286 } | |
| 287 | |
| 288 tex_xpos = (int)((span->tex_width-1) * tex); | |
| 289 tex_ypos = (int)((span->tex_height-1) * tey); | |
| 290 | |
| 291 if (zpos < g->zRow[localx + (rangex*localy)]) { | |
| 1087 | 292 if (!span->tex_addr) return -1; // broken case, I'd like to write some thing... |
| 293 | |
| 539 | 294 tex_addr = getTile(tex_xpos, tex_ypos, |
| 295 span->tex_width, (memaddr)span->tex_addr); | |
| 296 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL; | |
| 297 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL; | |
| 298 | |
| 594 | 299 TilePtr tile = smanager->get_segment(tex_addr,g->tileList); |
| 1121 | 300 smanager->wait_segment(tile); |
| 539 | 301 |
| 302 updateBuffer(g, zpos, rangex, localx, localy, | |
| 594 | 303 tex_localx, tex_localy, |
| 747 | 304 normal_x,normal_y,normal_z,tile, |
| 305 span->x, span->y, zpos, smanager); | |
| 539 | 306 } |
| 307 | |
| 308 return -1; | |
| 309 } | |
| 310 | |
| 594 | 311 #if 0 |
| 312 static void | |
| 313 drawDot2(SchedTask *smanager, SpanPtr span, int startx, int end, int js, int wait_tag) | |
| 314 { | |
| 315 //printf("%d\n", js); | |
| 316 } | |
| 317 #endif | |
| 539 | 318 |
| 319 /** | |
| 320 * 長さが 1 より大きい Span の描画 | |
| 321 * | |
| 322 * 本来の目的として、この関数(drawLine1) では | |
| 323 * : 既に SPE 上に Tile のある pixel だけ描画 | |
| 324 * : それ以外は、ここで予め DMA load しておき、 | |
| 325 * : drawLine2 で一気に描画する | |
| 326 * 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 | |
| 327 * 今は drawLine1 で load -> wait -> rendering を全部やってます | |
| 328 * (rendering といっても、rendering buffer に書き込むだけで | |
| 329 * まだ main memory (frame buffer) に dma store してるわけではない) | |
| 330 * | |
| 331 * @param span Span | |
| 332 * @param startx 描画開始範囲 | |
| 333 * @param endx 描画終了範囲 | |
| 334 * @return 「span のどの位置まで rendering が終わったか」の x 座標 | |
| 335 */ | |
| 336 static int | |
| 337 drawLine1(SchedTask *smanager, Gptr g, SpanPtr span, int startx, int endx, int wait_tag) | |
| 338 { | |
| 339 int x = span->x; | |
| 340 int rangex = endx - startx + 1; | |
| 341 int x_len = span->length_x; | |
| 342 | |
| 594 | 343 float normal_x = span->normal_x; |
| 344 float normal_y = span->normal_y; | |
| 345 float normal_z = span->normal_z; | |
| 346 | |
| 347 | |
| 539 | 348 int js = (x < startx) ? startx - x : 0; |
| 349 int je = (x + x_len > endx) ? endx - x : x_len; | |
| 350 | |
| 351 /* span->x に対応する Texture の座標 (tex_xpos, tex_ypos) */ | |
| 352 int tex_xpos, tex_ypos; | |
| 353 | |
| 354 // span の始点に対応する座標 (tex1, tey1) | |
| 355 float tex1 = span->tex_x1; | |
| 356 float tey1 = span->tex_y1; | |
| 357 | |
| 358 // span の終点に対応する座標 (tex2, tey2) | |
| 359 float tex2 = span->tex_x2; | |
| 360 float tey2 = span->tex_y2; | |
| 361 | |
| 362 // span の始点、終点に対応する z 座標 | |
| 363 float zpos1 = span->start_z; | |
| 364 float zpos2 = span->end_z; | |
| 365 | |
| 747 | 366 //spanを右から左に見ていくうちに、zが下がるのか、上がっていくのか。 |
| 761 | 367 float z_inclination = (zpos2 - zpos1) / x_len; |
| 747 | 368 float world_z = zpos2; |
| 369 | |
| 539 | 370 // Tile 内での座標 |
| 371 int localx, localy = getLocalY(span->y-1); | |
| 372 | |
| 373 int ret = je+1; | |
| 374 | |
| 375 //for (int j = js; j <= je; j++) { | |
| 376 for (int j = je; j >= js; j--) { | |
| 377 float tex_x, tex_y, tex_z; | |
| 378 | |
| 761 | 379 world_z -= z_inclination; |
| 747 | 380 |
| 539 | 381 localx = getLocalX(x-1+j); |
| 382 | |
| 383 tex_z = zpos1*(x_len-1-j)/(x_len-1) + zpos2*j/(x_len-1); | |
| 384 | |
| 385 tex_x = tex1*(x_len-1-j)/(x_len-1) + tex2*j/(x_len-1); | |
| 386 tex_y = tey1*(x_len-1-j)/(x_len-1) + tey2*j/(x_len-1); | |
| 387 if (tex_x > 1) tex_x = 1; | |
| 388 if (tex_x < 0) tex_x = 0; | |
| 389 if (tex_y > 1) tex_y = 1; | |
| 390 if (tex_y < 0) tex_y = 0; | |
| 391 tex_xpos = (int)((span->tex_width-1) * tex_x); | |
| 392 tex_ypos = (int)((span->tex_height-1) * tex_y); | |
| 393 | |
| 394 if (tex_z < g->zRow[localx + (rangex*localy)]) { | |
| 395 // (tex_xpos, tex_ypos) の、Tile 内(上の図参照)での座標と | |
| 396 // そのブロックのアドレス(MainMemory) | |
| 397 memaddr tex_addr; | |
| 398 int tex_localx; | |
| 399 int tex_localy; | |
| 400 | |
| 1087 | 401 if (!span->tex_addr) return -1; // broken case, I'd like to write some thing... |
| 402 tex_addr = getTile(tex_xpos, tex_ypos, | |
| 539 | 403 span->tex_width, (memaddr)span->tex_addr); |
| 404 tex_localx = tex_xpos % TEXTURE_SPLIT_PIXEL; | |
| 405 tex_localy = tex_ypos % TEXTURE_SPLIT_PIXEL; | |
| 406 TilePtr tile = smanager->get_segment(tex_addr,g->tileList); | |
| 407 smanager->wait_segment(tile); | |
| 408 | |
| 409 updateBuffer(g, tex_z, rangex, localx, localy, | |
| 594 | 410 tex_localx, tex_localy, |
| 747 | 411 normal_x, normal_y, normal_z, tile, |
| 412 span->x+j, span->y, world_z, smanager); | |
| 539 | 413 } |
| 414 } | |
| 415 | |
| 416 return ret; | |
| 417 } | |
| 418 | |
| 594 | 419 static int |
| 747 | 420 infinity_light_calc(int color,float normal_x, float normal_y, |
| 421 float normal_z, SchedTask *smanager, int x, int y, float z, | |
| 422 int world_x, int world_y, float world_z) | |
| 423 | |
| 539 | 424 { |
| 764 | 425 |
| 594 | 426 unsigned char rgb[4]; |
| 427 | |
| 428 // 引数で受け取った color の rgb 情報の抜き出し | |
| 623 | 429 #if LITTLEENDIAN |
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430 rgb[0] = (color & 0xff000000) >> 24; |
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431 rgb[1] = (color & 0x00ff0000) >> 16; |
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432 rgb[2] = (color & 0x0000ff00) >> 8; |
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433 rgb[3] = (color & 0x000000ff); |
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434 #else |
| 594 | 435 rgb[3] = (color & 0xff000000) >> 24; |
| 436 rgb[2] = (color & 0x00ff0000) >> 16; | |
| 437 rgb[1] = (color & 0x0000ff00) >> 8; | |
| 438 rgb[0] = (color & 0x000000ff); | |
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439 #endif |
| 594 | 440 |
| 764 | 441 |
| 774 | 442 vector float *light_xyz = (vector float*)smanager->global_get(Light); |
| 443 | |
| 764 | 444 vector float v_rgb __attribute__((aligned(16))) = {(float)rgb[0],(float)rgb[1],(float)rgb[2],0}; |
| 774 | 445 vector float normal_vector __attribute__((aligned(16))) = {normal_x,normal_y,normal_z,0}; |
| 446 vector float light_vector __attribute__((aligned(16))) = {0,0,0,0}; | |
| 764 | 447 vector float v_inner __attribute__((aligned(16))); |
| 448 vector float v_world[4] __attribute__((aligned(16))) = {{world_x, world_y, -world_z, 0}, | |
| 449 {world_x, world_y, -world_z, 0}, | |
| 450 {world_x, world_y, -world_z, 0}, | |
| 793 | 451 {world_x, world_y, -world_z, 0}}; |
| 764 | 452 |
| 453 | |
| 774 | 454 int light_rgb; |
| 1144 | 455 float inner_product = 0.2; |
| 764 | 456 |
| 774 | 457 normalize(normal_vector, normal_vector); |
| 458 | |
| 459 vector float vtmp_rgb __attribute__((aligned(16))) = {0,0,0,0}; | |
| 764 | 460 |
| 761 | 461 int light_num = 4; |
| 792 | 462 int *light_switch = (int*)smanager->global_get(LightSwitch); |
| 764 | 463 |
| 761 | 464 for (int i = 0; i < light_num; i++) { |
| 465 | |
| 792 | 466 if (light_switch[i] == 1) { |
| 467 light_vector = spu_sub(v_world[i],light_xyz[i]); | |
| 468 normalize(light_vector, light_vector); | |
| 1144 | 469 float tmp_inner_product = innerProduct1(normal_vector,light_vector); |
| 470 | |
| 471 if (inner_product < tmp_inner_product) { | |
| 472 inner_product = tmp_inner_product; | |
| 473 } | |
| 474 | |
| 792 | 475 v_inner = spu_splats(inner_product); |
| 476 vtmp_rgb = spu_madd(v_rgb,v_inner,vtmp_rgb); | |
| 477 } | |
| 761 | 478 |
| 479 } | |
| 480 | |
| 764 | 481 vector unsigned int v_flag __attribute__((aligned(16))); |
| 774 | 482 vector float max_rgb __attribute__((aligned(16))) = (vector float)spu_splats((float)255.0f); |
| 761 | 483 |
| 774 | 484 v_flag = spu_cmpgt(max_rgb,vtmp_rgb); |
| 485 vtmp_rgb = spu_sel(max_rgb,vtmp_rgb,v_flag); | |
| 486 | |
| 487 vector unsigned int last_rgb __attribute__((aligned(16))); | |
| 488 last_rgb = spu_convtu(vtmp_rgb,0); | |
| 761 | 489 |
| 594 | 490 |
| 491 //計算した rgb を light_rgb にまとめる。 | |
| 623 | 492 #if LITTLEENDIAN |
| 764 | 493 light_rgb = (last_rgb[0] << 24) + (last_rgb[1] << 16) + (last_rgb[2] << 8) + (last_rgb[3]); |
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494 #else |
| 764 | 495 light_rgb = (last_rgb[3] << 24) + (last_rgb[2] << 16) + (last_rgb[1] << 8) + (last_rgb[0]); |
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496 #endif |
| 594 | 497 |
| 498 return light_rgb; | |
| 539 | 499 } |
| 594 | 500 |
| 539 | 501 |
| 502 static int | |
| 503 run(SchedTask *smanager, void *rbuf, void *wbuf) | |
| 504 { | |
| 838 | 505 |
| 506 if ((int)smanager->get_param(5) == 0) { | |
| 507 | |
| 508 int rangex_start = (long)smanager->get_param(2); | |
| 509 int rangex_end = (long)smanager->get_param(3); | |
| 510 | |
| 511 int rangex = rangex_end - rangex_start + 1; | |
| 512 int rangey = (long)smanager->get_param(4); | |
| 513 | |
| 914 | 514 for(int h = 0; h < rangey; h++) { |
| 515 int *buf = (int*)smanager->get_output(h); | |
| 516 for (int i = 0; i < rangex; i++) { | |
| 517 buf[i] = 0; | |
| 518 } | |
| 519 } | |
| 838 | 520 |
| 521 return 0; | |
| 522 | |
| 523 } | |
| 524 | |
| 623 | 525 G g0; |
| 526 Gptr g = &g0; | |
| 539 | 527 |
| 528 SpanPackPtr spack = (SpanPackPtr)smanager->get_input(0); | |
| 529 SpanPackPtr next_spack = (SpanPackPtr)smanager->allocate(sizeof(SpanPack)); | |
| 530 SpanPackPtr free_spack = next_spack; // next_spack の free() 用 | |
| 531 Span *span; | |
| 532 | |
| 533 Span nop_span; | |
| 534 nop_span.length_x = 1; | |
| 535 | |
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536 // uint32 display = (long)smanager->get_param(0); |
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537 // int screen_width = (long)smanager->get_param(1); |
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538 int rangex_start = (long)smanager->get_param(2); |
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539 int rangex_end = (long)smanager->get_param(3); |
| 539 | 540 |
| 541 // このタスクが担当する x の範囲 | |
| 542 int rangex = rangex_end - rangex_start + 1; | |
| 543 | |
| 544 // y の範囲 | |
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545 int rangey = (long)smanager->get_param(4); |
| 539 | 546 g->tileList = (TileListPtr)smanager->global_get(GLOBAL_TILE_LIST); |
| 547 | |
| 548 g->zRow = zRow_init(smanager, rangex, rangey); | |
| 549 g->linebuf = linebuf_init(smanager, rangex, rangey, 0); | |
| 550 | |
| 551 int tl_tag[2] = {TEX_LOAD1, TEX_LOAD2}; | |
| 552 int tl_tag_flg1 = 0; | |
| 553 int tl_tag_flg2 = 1; | |
| 554 | |
| 555 do { | |
| 556 /** | |
| 557 * SpanPack->next が存在する場合、 | |
| 558 * 現在の SpanPack を処理してる間に | |
| 559 * 次の SpanPack の DMA 転送を行う | |
| 560 */ | |
| 561 if (spack->next != NULL) { | |
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562 smanager->dma_load(next_spack, (memaddr)spack->next, |
| 539 | 563 sizeof(SpanPack), SPAN_PACK_LOAD); |
| 564 } else { | |
| 565 next_spack = NULL; | |
| 566 } | |
| 567 | |
| 568 SpanPtr resume_span = &nop_span; | |
| 569 | |
| 570 for (int t = 0; t < spack->info.size; t++) { | |
| 571 SpanPtr next_span; | |
| 572 | |
| 573 span = &spack->span[t]; | |
| 574 | |
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575 if (span->length_x != 1) { |
| 994 | 576 drawLine1( |
| 577 smanager, g, | |
| 594 | 578 span, rangex_start, rangex_end, tl_tag[tl_tag_flg1]); |
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579 } else { |
| 994 | 580 drawDot1( |
| 581 smanager, g, | |
| 582 span, rangex_start, rangex_end, tl_tag[tl_tag_flg1]); | |
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583 } |
| 539 | 584 next_span = span; |
| 585 | |
| 586 resume_span = next_span; | |
| 587 | |
| 588 tl_tag_flg1 ^= 1; | |
| 589 tl_tag_flg2 ^= 1; | |
| 590 } | |
| 591 | |
| 592 smanager->dma_wait(SPAN_PACK_LOAD); | |
| 593 | |
| 594 SpanPackPtr tmp_spack = spack; | |
| 595 spack = next_spack; | |
| 596 next_spack = tmp_spack; | |
| 597 } while (spack); | |
| 598 | |
| 599 | |
| 600 free(g->zRow); | |
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601 free(g->linebuf); |
| 539 | 602 |
| 603 //FINISH: | |
| 604 /** | |
| 605 * goto FINISH; の時は reboot なので | |
| 606 * linebuf, zRow は free() しない | |
| 607 */ | |
| 608 | |
| 609 free(free_spack); | |
| 610 | |
| 611 | |
| 612 return 0; | |
| 613 } | |
| 594 | 614 |
| 615 /* end */ |