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perf: remove large drawing stalls

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Keep resident geometry and GPU resources stable across edits, MSPACE zoom, and Model/Paper switches. Add unified PERF output for tracing remaining costs.
This commit is contained in:
Hakan Seven 2026-07-25 13:34:48 +03:00
commit 12bf126646
26 changed files with 794 additions and 325 deletions
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20
src/shaders/wire.wgsl
View file

@ -28,7 +28,8 @@ struct Uniforms {
// Transparency-display toggle: 1.0 = honour baked alpha, 0.0 = force
// every line opaque.
transparency_enable: f32,
_pad: vec2<f32>,
linetype_scale: f32,
_pad: f32,
// ── Relative-to-eye (double-single) ──────────────────────────────────
// view_rot is the rotation-only view-projection; vertices subtract the eye
// (eye_high + eye_low, two f32 emulating f64) before transforming, so the
@ -166,10 +167,13 @@ fn resolve_hw(taper: f32, world_hw: f32, px_hw: f32) -> f32 {
// Smallest non-zero dash / gap element, in world units. Used by
// the fragment stage to decide when the pattern's finest feature
// would render below one pixel and should collapse to a solid line.
var min_elem: f32 = in.dists.w;
let lt_scale = u.linetype_scale;
var min_elem: f32 = in.dists.w * lt_scale;
let elems = array<f32, 8>(
in.pat0.x, in.pat0.y, in.pat0.z, in.pat0.w,
in.pat1.x, in.pat1.y, in.pat1.z, in.pat1.w,
in.pat0.x * lt_scale, in.pat0.y * lt_scale,
in.pat0.z * lt_scale, in.pat0.w * lt_scale,
in.pat1.x * lt_scale, in.pat1.y * lt_scale,
in.pat1.z * lt_scale, in.pat1.w * lt_scale,
);
for (var i = 0u; i < 8u; i++) {
let e = abs(elems[i]);
@ -186,11 +190,11 @@ fn resolve_hw(taper: f32, world_hw: f32, px_hw: f32) -> f32 {
+ ext * hw * u.world_per_pixel;
out.cap = vec2<f32>(which_end * seg_len + ext * hw, hw * side);
out.cap_ends = vec3<f32>(seg_len, hw_a, hw_b);
out.pattern_length = in.dists.w;
out.pat0 = in.pat0;
out.pat1 = in.pat1;
out.pattern_length = in.dists.w * lt_scale;
out.pat0 = in.pat0 * lt_scale;
out.pat1 = in.pat1 * lt_scale;
out.min_elem = min_elem;
out.align_end = in.misc.y;
out.align_end = in.misc.y * lt_scale;
out.align_total = in.misc.z;
return out;
}

20
src/shaders/wire_indexed.wgsl
View file

@ -11,7 +11,8 @@ struct Uniforms {
lwdisplay_enable: f32,
flat_shade: f32,
transparency_enable: f32,
_pad: vec2<f32>,
linetype_scale: f32,
_pad: f32,
view_rot: mat4x4<f32>,
eye_high: vec3<f32>,
_pad_eh: f32,
@ -132,10 +133,13 @@ fn resolve_hw(taper_ratio: f32, world_hw: f32, px_hw: f32) -> f32 {
let ndc_offset = offset_px / (u.viewport_size * 0.5);
let final_clip = clip_pos + vec4<f32>(ndc_offset * clip_pos.w, 0.0, 0.0);
var min_elem: f32 = c.pattern_length;
let lt_scale = u.linetype_scale;
var min_elem: f32 = c.pattern_length * lt_scale;
let elems = array<f32, 8>(
c.pat0.x, c.pat0.y, c.pat0.z, c.pat0.w,
c.pat1.x, c.pat1.y, c.pat1.z, c.pat1.w,
c.pat0.x * lt_scale, c.pat0.y * lt_scale,
c.pat0.z * lt_scale, c.pat0.w * lt_scale,
c.pat1.x * lt_scale, c.pat1.y * lt_scale,
c.pat1.z * lt_scale, c.pat1.w * lt_scale,
);
for (var i = 0u; i < 8u; i++) {
let e = abs(elems[i]);
@ -152,11 +156,11 @@ fn resolve_hw(taper_ratio: f32, world_hw: f32, px_hw: f32) -> f32 {
+ ext * hw * u.world_per_pixel;
out.cap = vec2<f32>(which_end * seg_len + ext * hw, hw * side);
out.cap_ends = vec3<f32>(seg_len, hw_a, hw_b);
out.pattern_length = c.pattern_length;
out.pat0 = c.pat0;
out.pat1 = c.pat1;
out.pattern_length = c.pattern_length * lt_scale;
out.pat0 = c.pat0 * lt_scale;
out.pat1 = c.pat1 * lt_scale;
out.min_elem = min_elem;
out.align_end = c.align_end;
out.align_end = c.align_end * lt_scale;
out.align_total = c.align_total;
return out;
}