92 static void DrawInit        ( MySceneCtrlObj* sc );
93 static void DrawShutDown    ( MySceneCtrlObj* sc );
94 static void DrawTick        ( MySceneCtrlObj* sc );
95 static void AnimTick        ( MySceneCtrlObj* sc );
96 static void DrawBalls       ( MySceneCtrlObj* sc );
97 static void DrawShadowVol   ( MySceneCtrlObj* sc );
205 static void DrawInit( MySceneCtrlObj* sc )  in DrawInit()  argument
233     sc->cam.cfg      = DefaultCamera;  in DrawInit()
234     sc->cam.theta    = 45;  in DrawInit()
235     sc->cam.phi      = 25;  in DrawInit()
236     sc->cam.distance = 2500.0F;  in DrawInit()
239     sc->light.cam.cfg      = DefaultLightCamera;  in DrawInit()
240     sc->light.cam.theta    = 0;  in DrawInit()
241     sc->light.cam.phi      = 85;  in DrawInit()
242     sc->light.cam.distance = 8000.0F;  in DrawInit()
245     sc->modelRotZ = 0;  in DrawInit()
246     sc->modelRotY = 0;  in DrawInit()
247     sc->anim     = 1;  in DrawInit()
261     sc->shadowTexData = MEMAllocFromAllocator(&DemoAllocator1, size);  in DrawInit()
264         &sc->shadowTex,  in DrawInit()
265         sc->shadowTexData,  in DrawInit()
273         &sc->shadowTex,  in DrawInit()
286 static void DrawShutDown( MySceneCtrlObj* sc )  in DrawShutDown()  argument
288     if ( sc->shadowTexData )  in DrawShutDown()
290         MEMFreeToAllocator(&DemoAllocator1, sc->shadowTexData);  in DrawShutDown()
291         sc->shadowTexData = NULL;  in DrawShutDown()
313 static void DrawTick( MySceneCtrlObj* sc )  in DrawTick()  argument
332     SetCamera(&sc->cam);  in DrawTick()
341     SetLight(&sc->light, sc->cam.view);  in DrawTick()
352     MTXConcat(sc->cam.view, ms, mv);  in DrawTick()
382     DrawShadowVol(sc);  in DrawTick()
405     DrawShadowVol(sc);  in DrawTick()
419     GXCopyTex(sc->shadowTexData, GX_TRUE);  in DrawTick()
444     GXLoadTexObj(&sc->shadowTex, GX_TEXMAP0);  in DrawTick()
460     SetCamera(&sc->cam);  in DrawTick()
469     SetLight(&sc->light, sc->cam.view);  in DrawTick()
472     DrawBalls(sc);  in DrawTick()
484 static void AnimTick( MySceneCtrlObj* sc )  in AnimTick()  argument
490     sc->cam.theta += ( DEMOPadGetStickX(0) / 24 );  in AnimTick()
491     Clamp(sc->cam.theta, 0, 90);  in AnimTick()
492     sc->cam.phi   += ( DEMOPadGetStickY(0) / 24 );  in AnimTick()
493     Clamp(sc->cam.phi, 5, 75);  in AnimTick()
496     if (sc->anim)  in AnimTick()
498         sc->modelRotZ += 4;  in AnimTick()
499         if ( sc->modelRotZ > 360 )  in AnimTick()
501             sc->modelRotZ -= 360;  in AnimTick()
504         ++sc->modelRotY;  in AnimTick()
505         if ( sc->modelRotY > 1400 )  in AnimTick()
507             sc->modelRotY -= 1400;  in AnimTick()
513         sc->anim = 1 - sc->anim;  in AnimTick()
517     dy = fabsf((f32)(sc->modelRotY - 700) / 10.0F);  in AnimTick()
518     MTXRotDeg(mrz, 'Z', sc->modelRotZ);  in AnimTick()
522     MTXMultVecArray(mt, &DefaultBallPos[0], &sc->ballPos[0], NUM_BALLS);  in AnimTick()
534 static void DrawBalls( MySceneCtrlObj* sc )  in DrawBalls()  argument
547         MTXTransApply(ms, mt, sc->ballPos[i].x, sc->ballPos[i].y, sc->ballPos[i].z);  in DrawBalls()
548         MTXConcat(sc->cam.view, mt, mv);  in DrawBalls()
566 static void DrawShadowVol( MySceneCtrlObj* sc )  in DrawShadowVol()  argument
578         zscale  = (sc->ballPos[i].z + 400.0F) / 2.0F;  in DrawShadowVol()
579         zcenter = (sc->ballPos[i].z - 400.0F) / 2.0F;  in DrawShadowVol()
582         MTXTransApply(ms, mt, sc->ballPos[i].x, sc->ballPos[i].y, zcenter);  in DrawShadowVol()
583         MTXConcat(sc->cam.view, mt, mv);  in DrawShadowVol()