Canithesis/allegro_schrift
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update wmax, update README.md

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This commit is contained in:
Brett Bergstrom
2026-09-22 18:43:20 -05:00
parent 02eb8fc160
commit 07395f7777
4 changed files with 10 additions and 4 deletions
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7
allegro_schrift.c
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@@ -24,6 +24,9 @@ ALLEGRO_DEBUG_CHANNEL("font")
#define delimit_blue (unsigned)255
#define delimit_alpha (unsigned)255
#define delimit_color al_map_rgba(delimit_red, delimit_green, delimit_blue, delimit_alpha)
#define wmax (int32_t)2048 // fixed atlas width - 1024 or 2048 are ideal depending on font size
// height is automatically adjusted in powers of two
// todo we should expand this less when the card supports npot textures
/* globals */
static bool ttf_inited;
@@ -66,7 +69,8 @@ ALLEGRO_FONT *al_load_ttf_font_f(ALLEGRO_FILE *file,
al_get_config_value(system_cfg, "ttf", "cache_text");
if (!cache_text_str) {
ALLEGRO_ERROR("No characters defined in cache_text! Using defaults\n");
cache_text_str = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,!?/()@#$%^&*-_=+<>~`\u007F";
// todo probably should just store a list of ranges instead, maybe even ditch the config var entirely
cache_text_str = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,!?/()@#$%^&*-_=+<>~`\u007FĀāĂ㥹ĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬĭĮįİıIJijĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňʼnŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſ";
}
// read font file
@@ -89,7 +93,6 @@ ALLEGRO_FONT *al_load_ttf_font_f(ALLEGRO_FILE *file,
}
// convert glyphs into textures
#define wmax (int32_t)1024
int32_t woff = 1, hoff = 1, hmax = 128; // signed to calculate difference at texture edges
gtex = al_create_bitmap(wmax, hmax);
al_set_target_bitmap(gtex);