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checkbox and msdf sprite rendering

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This commit is contained in:
Alessandro Mauri 2025-02-04 22:40:44 +01:00
parent 14359a9b7e
commit 588a417413
6 changed files with 91 additions and 29 deletions
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30
src/ugui_sprite.c3
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@ -6,8 +6,16 @@ import mqoi;
const usz SRITES_PER_ATLAS = 64;
enum SpriteType {
SPRITE_NORMAL,
SPRITE_SDF,
SPRITE_MSDF,
SPRITE_ANIMATED,
}
struct Sprite {
Id id;
SpriteType type;
ushort u, v;
ushort w, h;
}
@ -46,10 +54,11 @@ fn void! SpriteAtlas.free(&this)
}
// FIXME: this should throw an error when a different pixel format than the atlas' is used
fn Sprite*! SpriteAtlas.insert(&this, String name, char[] pixels, ushort w, ushort h, ushort stride)
fn Sprite*! SpriteAtlas.insert(&this, String name, SpriteType type, char[] pixels, ushort w, ushort h, ushort stride)
{
Sprite s;
s.id = name.hash();
s.type = type;
Point uv = this.atlas.place(pixels, w, h, stride)!;
s.w = w;
s.h = h;
@ -81,12 +90,12 @@ fn Id Ctx.get_sprite_atlas_id(&ctx, String name)
return name.hash();
}
fn void! Ctx.import_sprite_memory(&ctx, String name, char[] pixels, ushort w, ushort h, ushort stride)
fn void! Ctx.import_sprite_memory(&ctx, String name, char[] pixels, ushort w, ushort h, ushort stride, SpriteType type = SPRITE_NORMAL)
{
ctx.sprite_atlas.insert(name, pixels, w, h, stride)!;
ctx.sprite_atlas.insert(name, type, pixels, w, h, stride)!;
}
fn void! Ctx.import_sprite_file_qoi(&ctx, String name, String path)
fn void! Ctx.import_sprite_file_qoi(&ctx, String name, String path, SpriteType type = SPRITE_NORMAL)
{
mqoi::Desc image_desc;
uint w, h;
@ -118,7 +127,7 @@ fn void! Ctx.import_sprite_file_qoi(&ctx, String name, String path)
}
}
ctx.sprite_atlas.insert(name, pixels, (ushort)w, (ushort)h, (ushort)w)!;
ctx.sprite_atlas.insert(name, type, pixels, (ushort)w, (ushort)h, (ushort)w)!;
}
fn void! Ctx.draw_sprite(&ctx, String label, String name, Point off = {0,0})
@ -146,9 +155,18 @@ fn void! Ctx.draw_sprite(&ctx, String label, String name, Point off = {0,0})
// if the bounds are null the element is outside the div view,
// no interaction should occur so just return
if (elem.bounds.is_null()) return;
if (elem.bounds.is_null()) return;
Id tex_id = ctx.sprite_atlas.id;
return ctx.push_sprite(elem.bounds, uv, tex_id)!;
}
fn void! Ctx.draw_sprite_raw(&ctx, String name, Rect bounds)
{
Sprite* sprite = ctx.sprite_atlas.get(name)!;
Rect uv = { sprite.u, sprite.v, sprite.w, sprite.h };
//Rect bounds = Rect{ 0, 0, sprite.w, sprite.h }.off(off);
Id tex_id = ctx.sprite_atlas.id;
return ctx.push_sprite(bounds, uv, tex_id, type: sprite.type)!;
}