Synthasmagoria/transformation_visualizer
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Animation sequence

Browse source
This commit is contained in:
Synthasmagoria 2026-08-25 14:19:28 +02:00
commit 7b980a699a
2 changed files with 20 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

18
animation.odin
View file

@ -105,10 +105,6 @@ animation_reset :: proc(animation: ^Animation) {
animation.matrix_index = 0.0
}
animation_update :: proc(animation: ^Animation, speed: f32) {
animation.matrix_index = min(animation.matrix_index + speed, f32(animation.matrix_count))
}
animation_is_finished :: proc(animation: Animation) -> bool {
return animation.matrix_index == f32(animation.matrix_count)
}
@ -118,26 +114,26 @@ animation_draw :: proc(animation: Animation, global_transform: mat3) {
case .Rectangle:
shape := animation.shapes.rectangle
transform := linalg.identity(mat3)
previous, next := shape.origin, shape.origin
color_origin := cast([4]f32)(ANIMATION_COLOR_ORIGIN)
color_end := cast([4]f32)(ANIMATION_COLOR_END)
draw_animation_rectangle_corners(rectangle_corners_transform_mat3(next, global_transform), ANIMATION_COLOR_ORIGIN)
draw_animation_rectangle_corners(rectangle_corners_transform_mat3(shape.origin, global_transform), ANIMATION_COLOR_ORIGIN)
matrices := slice.reinterpret([]mat3, animation.matrices)
for i in 0..<animation.matrix_count {
animation_progress := f32(i + 1) / f32(animation.matrix_count)
previous := rectangle_corners_transform_mat3(shape.origin, transform)
transform *= matrices[i]
previous = next
next := rectangle_corners_transform_mat3(previous, transform)
next := rectangle_corners_transform_mat3(shape.origin, transform)
color_next := linalg.lerp(color_origin, color_end, animation_progress)
draw_animation_rectangle_corners(rectangle_corners_transform_mat3(next, global_transform), cast(rl.Color)color_next)
if f32(i) == math.floor(animation.matrix_index) {
color_previous := linalg.lerp(color_origin, color_end, animation_progress)
progress := ease.ease(animation.ease, fract(animation.matrix_index))
color_previous := linalg.lerp(color_origin, color_end, animation.matrix_index / f32(animation.matrix_count))
color := linalg.lerp(color_previous, color_next, progress)
corners := rectangle_corners_lerp(previous, next, progress)
draw_animation_rectangle_corners(corners, cast(rl.Color)color)
animated_corners := rectangle_corners_lerp(previous, next, progress)
animated_corners_world := rectangle_corners_transform_mat3(animated_corners, global_transform)
draw_animation_rectangle_corners(animated_corners_world, cast(rl.Color)color)
}
}
}