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improve settings menu

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This commit is contained in:
Tuomas Katajisto 2026-03-23 08:54:45 +02:00
parent ad099d79b5
commit 1e7078c168
3 changed files with 209 additions and 36 deletions
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3
sample_game/game.jai
View File

@ -11,6 +11,9 @@ cam : Camera = .{
};
#scope_export
game_engine_config :: () {
}
game_init :: () {
}

3
src/main.jai
View File

@ -147,6 +147,9 @@ init_after_core :: () {
audio_init();
// Let the game configure engine settings before full init.
game_engine_config();
// We want to do this last.
game_init();

239
src/settings_menu.jai
View File

@ -1,9 +1,13 @@
#scope_file
TRANSITION_SPEED :: 3.0;
Random :: #import "Random";
TRANSITION_SPEED :: 7.0;
MAX_BLOBS :: 32;
Settings_Page :: enum {
MAIN;
SETTINGS;
AUDIO;
}
@ -14,12 +18,28 @@ Settings_State :: struct {
cursor : s32 = 0;
title_font : *Font;
item_font : *Font;
blobs : [MAX_BLOBS]Blob;
blob_count : s32 = 0;
}
Blob :: struct {
cx : float;
cy : float;
radius : float;
r, g, b: float;
freq : float;
drift_x: float;
drift_y: float;
phase : float;
}
g_settings : Settings_State;
g_settings_config : Settings_Menu_Config;
MAIN_ITEMS :: string.["Audio"];
AUDIO_LABELS :: string.["Master Volume", "Music Volume", "Sound Effects"];
MAIN_ITEMS :: string.["Resume", "Settings", "Exit"];
SETTINGS_ITEMS :: string.["Audio"];
AUDIO_LABELS :: string.["Master Volume", "Music Volume", "Sound Effects"];
audio_get :: (i: s32) -> float {
if i == 0 return g_mixer.config.masterVolume;
@ -35,18 +55,87 @@ audio_set :: (i: s32, v: float) {
}
page_count :: () -> s32 {
if g_settings.page == .MAIN return MAIN_ITEMS.count;
if g_settings.page == .AUDIO return AUDIO_LABELS.count;
if g_settings.page == .MAIN return MAIN_ITEMS.count;
if g_settings.page == .SETTINGS return SETTINGS_ITEMS.count;
if g_settings.page == .AUDIO return AUDIO_LABELS.count;
return 0;
}
rand_range :: (lo: float, hi: float) -> float {
return lo + Random.random_get_zero_to_one() * (hi - lo);
}
generate_blobs :: () {
cfg := *g_settings_config.phosphenes;
count := clamp(cfg.blob_count, 0, MAX_BLOBS);
g_settings.blob_count = count;
for i: 0..count-1 {
blob := *g_settings.blobs[i];
blob.cx = rand_range(0.05, 0.95);
blob.cy = rand_range(0.15, 0.85);
blob.radius = rand_range(cfg.radius_min, cfg.radius_max);
blob.freq = rand_range(cfg.freq_min, cfg.freq_max);
blob.drift_x = rand_range(cfg.drift_min, cfg.drift_max);
blob.drift_y = rand_range(cfg.drift_min, cfg.drift_max);
blob.phase = rand_range(0.0, 6.28);
if cfg.palette.count > 0 {
idx := cast(s32)(Random.random_get_zero_to_one() * cast(float)(cfg.palette.count - 1) + 0.5);
idx = clamp(idx, 0, cast(s32)(cfg.palette.count - 1));
base := cfg.palette[idx];
blob.r = clamp(base.x + rand_range(-cfg.color_jitter, cfg.color_jitter), 0.0, 1.0);
blob.g = clamp(base.y + rand_range(-cfg.color_jitter, cfg.color_jitter), 0.0, 1.0);
blob.b = clamp(base.z + rand_range(-cfg.color_jitter, cfg.color_jitter), 0.0, 1.0);
} else {
blob.r = rand_range(0.1, 0.5);
blob.g = rand_range(0.1, 0.5);
blob.b = rand_range(0.1, 0.5);
}
}
}
#scope_export
Phosphene_Config :: struct {
blob_count : s32 = 12;
alpha : float = 0.06;
layers : s32 = 4;
radius_min : float = 0.08;
radius_max : float = 0.28;
freq_min : float = 0.1;
freq_max : float = 0.4;
drift_min : float = 0.02;
drift_max : float = 0.07;
color_jitter : float = 0.1;
palette : []Vector3;
}
Settings_Menu_Config :: struct {
game_title : string = "TRUENO";
credits : string = "Trueno engine by Tuomas Katajisto 2026";
bg_color : Vector4 = .{0.04, 0.04, 0.06, 1.0};
title_color : Vector4 = .{1.0, 1.0, 1.0, 1.0};
item_color : Vector4 = .{0.45, 0.45, 0.45, 1.0};
selected_color : Vector4 = .{1.0, 0.95, 0.65, 1.0};
hint_color : Vector4 = .{0.45, 0.45, 0.45, 1.0};
credits_color : Vector4 = .{0.3, 0.3, 0.3, 1.0};
phosphenes : Phosphene_Config;
}
set_settings_config :: (config: Settings_Menu_Config) {
g_settings_config = config;
}
settings_menu_blocks_game :: () -> bool {
return g_settings.open;
}
init_settings_menu :: () {
// TODO: scale font sizes with screen resolution
g_settings.title_font = get_font_at_size(60);
g_settings.item_font = get_font_at_size(30);
}
@ -59,7 +148,11 @@ tick_settings_menu :: () {
g_settings.open = true;
g_settings.page = .MAIN;
g_settings.cursor = 0;
} else if g_settings.page != .MAIN {
generate_blobs();
} else if g_settings.page == .AUDIO {
g_settings.page = .SETTINGS;
g_settings.cursor = 0;
} else if g_settings.page == .SETTINGS {
g_settings.page = .MAIN;
g_settings.cursor = 0;
} else {
@ -89,6 +182,18 @@ tick_settings_menu :: () {
if down then g_settings.cursor = (g_settings.cursor + 1) % count;
if g_settings.page == .MAIN && enter {
if g_settings.cursor == 0 {
// Resume
g_settings.open = false;
} else if g_settings.cursor == 1 {
// Settings
g_settings.page = .SETTINGS;
g_settings.cursor = 0;
} else if g_settings.cursor == 2 {
// Exit
sapp_request_quit();
}
} else if g_settings.page == .SETTINGS && enter {
if g_settings.cursor == 0 {
g_settings.page = .AUDIO;
g_settings.cursor = 0;
@ -112,52 +217,61 @@ draw_settings_menu :: (theme: *GR.Overall_Theme) {
half_h := fh * 0.5;
bar_h := t * half_h;
bg := Vector4.{0.04, 0.04, 0.06, 1.0};
cfg := *g_settings_config;
bg := cfg.bg_color;
set_shader_for_color();
// Top eyelid sliding down
immediate_quad(.{0, 0}, .{fw, 0}, .{fw, bar_h}, .{0, bar_h}, bg);
immediate_flush();
// Bottom eyelid sliding up
bottom_y := fh - bar_h;
immediate_quad(.{0, bottom_y}, .{fw, bottom_y}, .{fw, fh}, .{0, fh}, bg);
immediate_flush();
// Content fades in during the last quarter of the transition
if t > 0.5 {
phosphene_fade := clamp((t - 0.5) / 0.5, 0.0, 1.0);
time := cast(float) get_time();
draw_phosphenes(fw, fh, bar_h, bottom_y, time, phosphene_fade);
}
content_alpha := clamp((t - 0.75) / 0.25, 0.0, 1.0);
if content_alpha < 0.01 then return;
white := Vector4.{1.0, 1.0, 1.0, content_alpha};
dim := Vector4.{0.45, 0.45, 0.45, content_alpha};
selected := Vector4.{1.0, 0.95, 0.65, content_alpha};
apply_alpha :: (base: Vector4, a: float) -> Vector4 {
return .{base.x, base.y, base.z, base.w * a};
}
// Game title
prepare_text(g_settings.title_font, "BEACHBALL");
title_col := apply_alpha(cfg.title_color, content_alpha);
item_col := apply_alpha(cfg.item_color, content_alpha);
sel_col := apply_alpha(cfg.selected_color, content_alpha);
hint_col := apply_alpha(cfg.hint_color, content_alpha);
credits_col := apply_alpha(cfg.credits_color, content_alpha);
prepare_text(g_settings.title_font, cfg.game_title);
title_x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.title_font, xx title_x, xx (fh * 0.22), white);
draw_prepared_text(g_settings.title_font, xx title_x, xx (fh * 0.22), title_col);
item_h := cast(float)(g_settings.item_font.character_height) * 1.7;
if g_settings.page == .MAIN {
total_h := MAIN_ITEMS.count * item_h;
start_y := half_h - total_h * 0.5;
for i: 0..MAIN_ITEMS.count-1 {
col := ifx cast(s32)i == g_settings.cursor then selected else dim;
prepare_text(g_settings.item_font, MAIN_ITEMS[i]);
x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx x, xx (start_y + cast(float)i * item_h), col);
draw_item_list(MAIN_ITEMS, item_h, fw, fh, item_col, sel_col);
draw_hint("Up/Down navigate Enter select", fw, fh, hint_col);
if cfg.credits.count > 0 {
prepare_text(g_settings.item_font, cfg.credits);
cx := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx cx, xx (fh * 0.92), credits_col);
}
hint_str := "↑↓ navigate Enter select";
prepare_text(g_settings.item_font, hint_str);
hint_x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx hint_x, xx (fh * 0.82), dim);
} else if g_settings.page == .SETTINGS {
draw_item_list(SETTINGS_ITEMS, item_h, fw, fh, item_col, sel_col);
draw_hint("Up/Down navigate Enter select Esc back", fw, fh, hint_col);
} else if g_settings.page == .AUDIO {
total_h := AUDIO_LABELS.count * item_h;
start_y := half_h - total_h * 0.5;
start_y := fh * 0.5 - total_h * 0.5;
for i: 0..AUDIO_LABELS.count-1 {
col := ifx cast(s32)i == g_settings.cursor then selected else dim;
col := ifx cast(s32)i == g_settings.cursor then sel_col else item_col;
pct := cast(s32)(audio_get(cast(s32)i) * 100.0 + 0.5);
bar := make_volume_bar(pct, cast(s32)i == g_settings.cursor);
label := tprint("% %", AUDIO_LABELS[i], bar);
@ -165,25 +279,78 @@ draw_settings_menu :: (theme: *GR.Overall_Theme) {
x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx x, xx (start_y + cast(float)i * item_h), col);
}
hint_str := "↑↓ navigate ← → adjust Esc back";
prepare_text(g_settings.item_font, hint_str);
hint_x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx hint_x, xx (fh * 0.82), dim);
draw_hint("Up/Down navigate Left/Right adjust Esc back", fw, fh, hint_col);
}
}
#scope_file
draw_item_list :: (items: []string, item_h: float, fw: float, fh: float, item_col: Vector4, sel_col: Vector4) {
total_h := items.count * item_h;
start_y := fh * 0.5 - total_h * 0.5;
for i: 0..items.count-1 {
col := ifx cast(s32)i == g_settings.cursor then sel_col else item_col;
prepare_text(g_settings.item_font, items[i]);
x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx x, xx (start_y + cast(float)i * item_h), col);
}
}
draw_hint :: (text: string, fw: float, fh: float, color: Vector4) {
prepare_text(g_settings.item_font, text);
hint_x := (fw - cast(float) gPreppedTextWidth) * 0.5;
draw_prepared_text(g_settings.item_font, xx hint_x, xx (fh * 0.82), color);
}
draw_phosphenes :: (fw: float, fh: float, bar_h: float, bottom_y: float, time: float, fade: float) {
if g_settings.blob_count < 1 then return;
set_shader_for_color();
max_alpha := g_settings_config.phosphenes.alpha;
num_layers := g_settings_config.phosphenes.layers;
if num_layers < 1 then num_layers = 4;
for i: 0..g_settings.blob_count-1 {
blob := g_settings.blobs[i];
// Smooth, gentle pulse — stays in 0.6..1.0 range to avoid harsh pop
pulse := 0.5 + 0.5 * sin(time * blob.freq * 6.28 + blob.phase);
alpha := fade * max_alpha * (0.6 + 0.4 * pulse);
cx := (blob.cx + sin(time * 0.3 + blob.phase) * blob.drift_x) * fw;
cy := (blob.cy + cos(time * 0.2 + blob.phase * 1.3) * blob.drift_y) * fh;
blob_r := blob.radius * fh;
// Draw concentric layers for soft falloff
for li: 0..num_layers-1 {
frac := cast(float)(num_layers - li) / cast(float)num_layers;
r := blob_r * frac;
layer_alpha := alpha * (1.0 - frac * 0.7);
col := Vector4.{blob.r, blob.g, blob.b, layer_alpha};
immediate_quad(
.{cx - r, cy - r},
.{cx + r, cy - r},
.{cx + r, cy + r},
.{cx - r, cy + r},
col
);
}
}
immediate_flush();
}
make_volume_bar :: (pct: s32, active: bool) -> string {
STEPS :: 10;
filled := (pct + 5) / STEPS;
builder : String_Builder;
append(*builder, "[ ");
for i: 0..STEPS-1 {
if i < filled then append(*builder, "■");
else append(*builder, "·");
if i < filled then append(*builder, "=");
else append(*builder, "-");
}
append(*builder, tprint(" %", pct));
append(*builder, tprint(" %\%%", pct));
append(*builder, " ]");
return builder_to_string(*builder,, allocator = temp);
}