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// AlbumArtZoomer.vtx
// Author - MrC
float rot;
float zoom;
float dxx,dxy,dyx,dyy;
float t;
float px = 16;
float py = 12;
float pdx = 1.342;
float pdy = 1;
float basstime = 0;
void Init()
{
zoom = 0;
rot=Rand();
px = 16;
py = 12;
pdx = 1.342;
pdy = 1;
basstime = 0;
}
void Quad(float rt, float sz)
{
dxx = Cos(rt)*sz;
dxy = Sin(rt)*sz;
dyx = Sin(rt)*sz;
dyy = 0.0f-Cos(rt)*sz;
gfxTexCoord((0.0f-dxx)+(0.0f+dyx),(0.0f-dxy)+(0.0f+dyy));
gfxVertex(-1 * 2,1 * 2,0);
gfxTexCoord((0.0f+dxx)+(0.0f+dyx),(0.0f+dxy)+(0.0f+dyy));
gfxVertex(1 * 2,1 * 2,0);
gfxTexCoord((0.0f+dxx)+(0.0f-dyx),(0.0f+dxy)+(0.0f-dyy));
gfxVertex(1 * 2,-1 * 2,0);
gfxTexCoord((0.0f-dxx)+(0.0f-dyx),(0.0f-dxy)+(0.0f-dyy));
gfxVertex(-1 * 2,-1 * 2,0);
}
void Render()
{
zoom += BASS * 2 * TIMEPASS;
rot += TREBLE * 4* TIMEPASS;
t = TIMEPASS*(BASS+0.25) * 20;
px = px + (pdx*t);
if (px>28) { pdx = -Abs(pdx); px = 28; }
if (px<4) { pdx = Abs(pdx); px = 4; }
py = py + (pdy*t);
if (py>20) { pdy = -Abs(pdy); py=20; }
if (py<4) { pdy = Abs(pdy); py = 4; }
// draw
gfxSetTexture(TEXTURE_ALBUMART);
gfxSetAspect(0);
gfxTranslate(((px / 28.0f) - 0.5f), (py / 20.0f) - 0.5f, 2.414f);
gfxBegin(PRIM_QUADLIST);
gfxColour(1.0f, 1.0f, 1.0f, 1);
Quad(Sin(rot),(Fabs(Sin(zoom)) + 0.25)*5);
gfxEnd();
}
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