mirror of
https://github.com/irmen/prog8.git
synced 2024-11-27 03:50:27 +00:00
33 lines
618 B
Lua
33 lines
618 B
Lua
%output raw
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%launcher none
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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*width/4.1) + width / 2.0 as word
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}
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sub screeny(float y) -> word {
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return (y*height/4.1) + height / 2.0 as word
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}
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}
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