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283
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1 #ifndef INCLUDED_TASK_DRAW_SPAN
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2 #define INCLUDED_TASK_DRAW_SPAN
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3
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4 #ifndef INCLUDED_SCHED_TASK
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5 # include "SchedTask.h"
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6 #endif
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7
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8 #ifndef INCLUDED_TAPESTRY
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9 # include "Tapestry.h"
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10 #endif
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11
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12 #ifndef INCLUDED_SPAN_PACK
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13 # include "SpanPack.h"
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14 #endif
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15
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16 #ifndef INCLUDED_TEXTURE_HASH
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17 # include "TileHash.h"
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18 #endif
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19
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20 class DrawSpan : public SchedTask {
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21 public:
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22 SchedConstructor(DrawSpan);
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23
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24 int *linebuf;
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25 float *zRow;
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26 TileHashPtr hash;
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27 TileListPtr tileList;
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28 int doneWrite;
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29
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30 ~DrawSpan(void);
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31
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32 int run(void *rbuf, void *wbuf);
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33
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34 int* linebuf_init(int width, int height, int rgb);
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35 float* zRow_init(int width, int height);
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36 void set_rgb(uint32 *addr, int wait_tag);
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37 void set_rgbs(uint32 *addr, uint32 *max_addr, int wait_tag);
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38 uint32 get_rgb(int tx, int ty, uint32 *addr);
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39 TilePtr isAvailableTile(uint32 *addr);
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40 uint32* getTile(int tx, int ty, int tw, uint32 *tex_addr_top);
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41 int getTexBlock(int tx, int ty, int twidth);
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42 void writebuffer(unsigned int display, int width, int height,
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43 int screen_width);
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44 void updateBuffer(float zpos, int rangex, int x, int y,
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45 int tex_x, int tex_y, uint32 *tex_addr);
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46
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47
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48 void reboot(SpanPackPtr spack, int cur_span_x);
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49
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50 int drawDot1(SpanPtr span, int startx, int endx, int wait_tag);
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51 void drawDot2(SpanPtr span, int startx, int endx, int js, int wait_tag);
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52 int drawLine1(SpanPtr span, int startx, int endx, int wait_tag);
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53 void drawLine2(SpanPtr span, int startx, int endx, int js, int wait_tag);
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54 };
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55
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56 typedef struct {
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57 uint32 display;
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58 int screen_width;
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59 int rangex_start;
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60 int rangex_end;
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61 int rangey;
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62 } DrawSpanArg, *DrawSpanArgPtr;
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63
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64 #endif
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