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comparison semiconginev2/contrib/algorithms/texture_packing.nim @ 1234:841e12f33c47

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add: text & font rendering, not tested yet
author sam <sam@basx.dev>
date Sat, 20 Jul 2024 00:03:57 +0700
parents 4e465583ea32
children c15770761865
comparison
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1233:1cf698973dca 1234:841e12f33c47
70 result.atlas = Image[T](width: maxDim, height: maxDim, data: newSeq[T](maxDim * maxDim)) 70 result.atlas = Image[T](width: maxDim, height: maxDim, data: newSeq[T](maxDim * maxDim))
71 result.coords.setLen(images.len) 71 result.coords.setLen(images.len)
72 for rect in assignedAreas: 72 for rect in assignedAreas:
73 for y in 0 ..< rect.h: 73 for y in 0 ..< rect.h:
74 for x in 0 ..< rect.w: 74 for x in 0 ..< rect.w:
75 assert result.atlas[rect.x + x, rect.y + y] == 0, "Atlas texture packing encountered an overlap error" 75 when T is Gray:
76 assert result.atlas[rect.x + x, rect.y + y] == [0'u8], "Atlas texture packing encountered an overlap error"
77 elif T is RGBA:
78 assert result.atlas[rect.x + x, rect.y + y] == [0'u8, 0'u8, 0'u8, 0'u8], "Atlas texture packing encountered an overlap error"
79 else:
80 {.error: "Unsupported type for texture packing".}
76 result.atlas[rect.x + x, rect.y + y] = images[rect.i][x, y] 81 result.atlas[rect.x + x, rect.y + y] = images[rect.i][x, y]
77 result.coords[rect.i] = (x: rect.x, y: rect.y) 82 result.coords[rect.i] = (x: rect.x, y: rect.y)