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32 lines
631 B
Lua
32 lines
631 B
Lua
%import c64utils
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%import c64flt
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~ main {
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const uword width = 320
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const uword height = 200
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sub start() {
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vm_gfx_clearscr(0)
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float t
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ubyte color
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while true {
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float x = sin(t*1.01) + cos(t*1.1234)
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float y = cos(t) + sin(t*0.03456)
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vm_gfx_pixel(screenx(x), screeny(y), color/16)
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t += 0.01
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color++
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}
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}
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sub screenx(float x) -> word {
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return (x/4.1* (width as float)) as word + width / 2
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}
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sub screeny(float y) -> word {
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return (y/4.1 * (height as float)) as word + height / 2
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}
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}
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