93 lines
3.3 KiB
C++
93 lines
3.3 KiB
C++
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$SP,"<1>",1$
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/*
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This CSprite was converted to a bitmap
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in the <CTRL-R> menu. If you don't convert
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to a bitmap, you will probably
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register collisions as the pieces
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are drawn on top of each other. You
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can work with a nonzero val if
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you choose or convert to a bitmap.
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*/
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U0 DrawShapes(CDC *dc,I64 x,I64 y,I64 rop)
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{
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if (ip_lb)
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dc->bkcolor=RED;
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else
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dc->bkcolor=BLACK;
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dc->color=rop+RED;
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GrRect (dc,x-10,y-30-10,20,20);
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GrRect (dc,x-10-30,y-10,20,20);
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SpritePlot3(dc,x,y,0,$IB,"<1>",1$); //This just shows it works with CSprite
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dc->color=rop+BLACK;
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GrRect (dc,x-10,y+30-10,20,20);
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GrRect (dc,x-10+30,y-10,20,20);
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}
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U0 PixelCollision()
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{
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CDC *dc=DCAlias;
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SettingsPush; //See $LK,"SettingsPush","MN:SettingsPush"$
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WordStat;
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WinMax;
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DocClear;
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while (!ScanChar) {
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dc->color=RED;
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GrRect(dc,Fs->win_pixel_width-200,Fs->win_pixel_height-200,200,200);
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DrawShapes(dc,Fs->win_pixel_width>>1,Fs->win_pixel_height>>1,ROP_EQU);
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dc->collision_cnt=0;
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DrawShapes(dc,ipx-Fs->win_pixel_left-Fs->win_scroll_x,ipy-Fs->win_pixel_top-Fs->win_scroll_y,ROP_COLLISION);
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if (ip_lb) {
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dc->color=ROP_EQU+BLACK;
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GrPrintF(dc,0,0*FONT_HEIGHT,"Non-RED background pixels overwritten.");
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GrPrintF(dc,0,2*FONT_HEIGHT,"Collisions:%d",dc->collision_cnt);
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dc->color=ROP_EQU+RED;
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GrPutS(dc,0,3*FONT_HEIGHT,"BKCOLOR=RED");
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} else {
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dc->color=ROP_EQU+BLACK;
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GrPutS(dc,0,0*FONT_HEIGHT,"Non-BLACK background pixels overwritten.");
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GrPutS(dc,0,1*FONT_HEIGHT,"(Unchanged pixels of gr_dc2 are 'BLACK'.)");
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GrPrintF(dc,0,2*FONT_HEIGHT,"Collisions:%d",dc->collision_cnt);
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dc->color=ROP_EQU+BLACK;
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GrPutS(dc,0,3*FONT_HEIGHT,"BKCOLOR=BLACK");
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}
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if (Blink) {
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dc->color=ROP_EQU+BLACK;
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GrPutS(dc,0,5*FONT_HEIGHT,"Hold Left Mouse");
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}
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DrawShapes(dc,ipx-Fs->win_pixel_left-Fs->win_scroll_x,ipy-Fs->win_pixel_top-Fs->win_scroll_y,ROP_EQU);
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//This waits for the Window Mgr task
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//to update the screen.
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WinMgrSync;
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//This will not flicker as long as it occurs just
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//after a acreen update $LK,"WinMgrSync","MN:WinMgrSync"$.
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DCFill(dc);
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}
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SettingsPop;
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DCDel(dc);
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}
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/* If you are dealing with many objects,
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create a bitmap just for checking collisions
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using $LK,"DCNew","MN:DCNew"$(). You probably want to check
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only when they are near each other or it will
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take too long. See $LK-A,"::/TempleOS/Demo/GameStarters/Rocks.CPP"$.
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*/
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PixelCollision;
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2 óÿÿÿôÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿ |