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| author | Naveen Michaud-Agrawal <naveen.michaudagrawal@gmail.com> | 2023-11-11 03:25:50 +0000 |
|---|---|---|
| committer | Naveen Michaud-Agrawal <naveen.michaudagrawal@gmail.com> | 2023-11-11 03:25:50 +0000 |
| commit | df8bd6ea627b3bf0f8919d9621b5cea325f32afa (patch) | |
| tree | f99079a64b4e285d7287f5999588565b087810bb /virtual-programs | |
| parent | README: fix circle example (diff) | |
| download | folk-df8bd6ea627b3bf0f8919d9621b5cea325f32afa.tar.gz folk-df8bd6ea627b3bf0f8919d9621b5cea325f32afa.zip | |
Support non-uniform image scaling
Diffstat (limited to 'virtual-programs')
| -rw-r--r-- | virtual-programs/display/image.folk | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/virtual-programs/display/image.folk b/virtual-programs/display/image.folk index 7415b260..de0408af 100644 --- a/virtual-programs/display/image.folk +++ b/virtual-programs/display/image.folk @@ -3,7 +3,7 @@ On process "display" { set rotate $::rotate # TODO: Do this with a wish, instead of hard-coding the global dict. dict set ::pipelines "image" [Gpu::pipeline {sampler2D image vec2 imageSize - vec2 pos float radians float scale + vec2 pos float radians vec2 scale fn rotate} { vec2 a = pos + scale * (rotate(-imageSize/2, -radians)); vec2 b = pos + scale * (rotate(vec2(imageSize.x, -imageSize.y)/2, -radians)); @@ -108,6 +108,9 @@ On process "display" { set im [dict get $options image] set radians [dict get $options radians] set scale [dict_getdef $options scale 1.0] + if {[llength $scale] == 1} { + set scale [list $scale $scale] + } set gim [ImageCache::getOrInsert $im] |