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set colb to (round (256 * (blue in color)) rounding down) | raytracer.applescript |
on writeColor(outfile, color) | raytracer.applescript |
write ("" & colr & " " & colg & " " & colb & " | raytracer.applescript |
") to outfile | raytracer.applescript |
on writeColorInl(outfile, color) | raytracer.applescript |
write (round (256 * (red in color)) rounding down) to outfile | raytracer.applescript |
write " " to outfile | raytracer.applescript |
write (round (256 * (green in color)) rounding down) to outfile | raytracer.applescript |
write (round (256 * (blue in color)) rounding down) to outfile | raytracer.applescript |
write " | raytracer.applescript |
" to outfile | raytracer.applescript |
on writeRGB(outfile, r,g,b) | raytracer.applescript |
set colr to (round (256 * (r)) rounding down) | raytracer.applescript |
set colg to (round (256 * (g)) rounding down) | raytracer.applescript |
set colb to (round (256 * (b)) rounding down) | raytracer.applescript |
on writePPMHeader(outfile,imageHeight,imageWidth) | raytracer.applescript |
write "P3 | raytracer.applescript |
" & imageWidth & " " & imageHeight & " | raytracer.applescript |
255 | raytracer.applescript |
on newImageData() | raytracer.applescript |
script imagedata | raytracer.applescript |
property pixels: {} | raytracer.applescript |
on append(pixel) | raytracer.applescript |
set end of my pixels to pixel | raytracer.applescript |
return imagedata | raytracer.applescript |
on writePPMTestImage(filename) | raytracer.applescript |
set imageHeight to 256 | raytracer.applescript |
set imageWidth to 256 | raytracer.applescript |
set imagedata to newImageData() | raytracer.applescript |
log "building outputList" | raytracer.applescript |
set imgrow to imageHeight - 1 | raytracer.applescript |
repeat while imgrow >= 0 | raytracer.applescript |
log "rendering row " & imgrow | raytracer.applescript |
set imgcol to 0 | raytracer.applescript |
repeat with imgcol from 0 to imageWidth-1 | raytracer.applescript |
set r to imgcol / (imageWidth-1) | raytracer.applescript |
set g to imgrow / (imageHeight-1) | raytracer.applescript |
set b to 0.25 | raytracer.applescript |
imagedata's append(makeColor(r, g, b)) | raytracer.applescript |
set imgrow to imgrow - 1 -- decr loop var | raytracer.applescript |
log "writing output" | raytracer.applescript |
set outfile to open for access filename with write permission | raytracer.applescript |
writePPMHeader(outfile,imageHeight,imageWidth) | raytracer.applescript |
set outputItems to count imagedata's pixels | raytracer.applescript |
repeat with outputIndex from 1 to outputItems | raytracer.applescript |
if outputIndex mod 1000 = 0 | raytracer.applescript |
log "wrote " & (round (outputIndex/outputItems)*100) & "%" | raytracer.applescript |
writeColor(outfile, (item outputIndex of imagedata's pixels)) | raytracer.applescript |
log "done writing output" | raytracer.applescript |
end writePPMTestImage | raytracer.applescript |
on sqrt(x) | raytracer.applescript |
x ^ 0.5 | raytracer.applescript |
if x > 0 | raytracer.applescript |
on sine_of(x) | raytracer.applescript |
repeat until x >= 0 and x < 360 | raytracer.applescript |
if x >= 360 then | raytracer.applescript |
set x to x - 360 | raytracer.applescript |
set x to x + 360 | raytracer.applescript |
set x to x * (2 * pi) / 360 | raytracer.applescript |
set answer to 0 | raytracer.applescript |
set numerator to x | raytracer.applescript |
set denominator to 1 | raytracer.applescript |
set factor to -(x ^ 2) | raytracer.applescript |
repeat with i from 3 to 40 by 2 | raytracer.applescript |
set answer to answer + numerator / denominator | raytracer.applescript |
set numerator to numerator * factor | raytracer.applescript |
set denominator to denominator * i * (i - 1) | raytracer.applescript |
end sine_of | raytracer.applescript |
on cosine_of(x) | raytracer.applescript |
set numerator to 1 | raytracer.applescript |
repeat with i from 2 to 40 by 2 | raytracer.applescript |
end cosine_of | raytracer.applescript |
on tan(x) | raytracer.applescript |
set answer to sine_of(x) / (cosine_of(x)) | raytracer.applescript |
end tan | raytracer.applescript |
on v3(x, y, z) | raytracer.applescript |
{x:x,y:y,z:z} | raytracer.applescript |
on v3add(self, other) | raytracer.applescript |
{ ¬
x: x of self + x of other, ¬
y: y of self + y of other, ¬
z: z of self + z of other ¬
} | raytracer.applescript |
on v3addMut(self, other) | raytracer.applescript |
set x of self to x of self + x of other | raytracer.applescript |
set y of self to y of self + y of other | raytracer.applescript |
set z of self to z of self + z of other | raytracer.applescript |
self | raytracer.applescript |
on v3addScalar(self, scalar) | raytracer.applescript |
{ ¬
x: x of self + scalar, ¬
y: y of self + scalar, ¬
z: z of self + scalar ¬
} | raytracer.applescript |
on v3sub(self, other) | raytracer.applescript |
{ ¬
x: x of self - x of other, ¬
y: y of self - y of other, ¬
z: z of self - z of other ¬
} | raytracer.applescript |
on v3subScalar(self, scalar) | raytracer.applescript |
{ ¬
x: x of self - scalar, ¬
y: y of self - scalar, ¬
z: z of self - scalar ¬
} | raytracer.applescript |
on v3mul(self, other) | raytracer.applescript |
{ ¬
x: x of self * x of other, ¬
y: y of self * y of other, ¬
z: z of self * z of other ¬
} | raytracer.applescript |
on v3mulScalar(self, scalar) | raytracer.applescript |
{ ¬
x: x of self * scalar, ¬
y: y of self * scalar, ¬
z: z of self * scalar ¬
} | raytracer.applescript |
on v3div(self, other) | raytracer.applescript |
{ ¬
x: x of self / x of other, ¬
y: y of self / y of other, ¬
z: z of self / z of other ¬
} | raytracer.applescript |
on v3divScalar(self, scalar) | raytracer.applescript |
{ ¬
x: x of self / scalar, ¬
y: y of self / scalar, ¬
z: z of self / scalar ¬
} | raytracer.applescript |
on v3lengthSq(self) | raytracer.applescript |
(x of self * x of self) + (y of self * y of self) + (z of self * z of self) | raytracer.applescript |
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