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examples/gkurve: initial commit for resizable_label

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PiergiorgioZagaria 2022-06-04 10:24:02 +02:00 • committed by Stephen Gutekanst
parent ade26b24b1
commit 98138dd2fa
10 changed files with 4899 additions and 20 deletions
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23
examples/gkurve/main.zig
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@ -11,7 +11,8 @@ const glfw = @import("glfw");
const draw = @import("draw.zig");
const Atlas = @import("atlas.zig").Atlas;
const ft = @import("freetype");
const Label = @import("text.zig");
const Label = @import("label.zig");
const ResizableLabel = @import("resizable_label.zig");
pub const App = @This();
@ -75,7 +76,11 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
}
const white_tex_scale = 80;
const atlas_white_region = try app.texture_atlas_data.reserve(engine.allocator, white_tex_scale, white_tex_scale);
var atlas_white_region = try app.texture_atlas_data.reserve(engine.allocator, white_tex_scale, white_tex_scale);
atlas_white_region.x += 1;
atlas_white_region.y += 1;
atlas_white_region.width -= 2;
atlas_white_region.height -= 2;
const white_texture_uv_data = atlas_white_region.getUVData(atlas_float_size);
var white_tex_data = try engine.allocator.alloc(zigimg.color.Rgba32, white_tex_scale * white_tex_scale);
std.mem.set(zigimg.color.Rgba32, white_tex_data, zigimg.color.Rgba32.initRGB(0xff, 0xff, 0xff));
@ -88,10 +93,16 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
const lib = try ft.Library.init();
defer lib.deinit();
var label = try Label.init(lib, "freetype/upstream/assets/FiraSans-Regular.ttf", 0, 40, engine.allocator);
const size_multiplier = 5;
const character = 'e';
var label = try Label.init(lib, "freetype/upstream/assets/FiraSans-Regular.ttf", 0, 110 * size_multiplier, engine.allocator);
defer label.deinit();
try label.print(app, &.{character}, .{}, @Vector(2, f32){ 50 * size_multiplier, 40 }, @Vector(4, f32){ 1, 1, 1, 1 });
try label.print(app, "All your game's bases are belong to us", .{}, @Vector(2, f32){ 0, 420 }, @Vector(4, f32){ 1, 1, 1, 1 });
var resizable_label: ResizableLabel = undefined;
try resizable_label.init(lib, "freetype/upstream/assets/FiraSans-Regular.ttf", 0, engine.allocator, white_texture_uv_data);
defer resizable_label.deinit();
try resizable_label.print(app, &.{character}, .{}, @Vector(4, f32){ 0, 40, 0, 0 }, @Vector(4, f32){ 1, 1, 1, 1 }, 80 * size_multiplier);
queue.writeTexture(
&.{ .texture = texture },
@ -206,8 +217,8 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
});
const sampler = engine.device.createSampler(&.{
.mag_filter = .linear,
.min_filter = .linear,
// .mag_filter = .linear,
// .min_filter = .linear,
});
const bind_group = engine.device.createBindGroup(