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feat: add autoZoom param to GIF/MP4 renderers

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Adjusts camera distance multiplier from 1.5 to 1.25 when enabled,
reducing empty space around character while leaving room for cosmetics.
This commit is contained in:
devilreef 2026-01-23 01:51:07 +06:00
parent f8947fdcc4
commit fcc495c06f
7 changed files with 29 additions and 13 deletions
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8
internal/render/software.go
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@ -313,7 +313,7 @@ func quaternionToMatrix(x, y, z, w float64) fauxgl.Matrix {
}
// RenderScene renders a mesh with the given parameters
func RenderScene(mesh *fauxgl.Mesh, atlasImage image.Image, rotationY float64, width, height int, bgColor color.Color) image.Image {
func RenderScene(mesh *fauxgl.Mesh, atlasImage image.Image, rotationY float64, width, height int, bgColor color.Color, autoZoom bool) image.Image {
context := fauxgl.NewContext(width, height)
context.Cull = fauxgl.CullNone
context.AlphaBlend = false
@ -342,7 +342,11 @@ func RenderScene(mesh *fauxgl.Mesh, atlasImage image.Image, rotationY float64, w
far := 100.0
maxDim := math.Max(modelSize.X, math.Max(modelSize.Y, modelSize.Z))
cameraDistance := maxDim / (2 * math.Tan(fauxgl.Radians(fovy/2))) * 1.5
multiplier := 1.5
if autoZoom {
multiplier = 1.25
}
cameraDistance := maxDim / (2 * math.Tan(fauxgl.Radians(fovy/2))) * multiplier
eye := fauxgl.V(modelCenter.X, modelCenter.Y, modelCenter.Z+cameraDistance)
center := modelCenter