diff options
Diffstat (limited to 'src/modules/pixbounce')
| -rw-r--r-- | src/modules/pixbounce/pixbounce.c | 63 |
1 files changed, 61 insertions, 2 deletions
diff --git a/src/modules/pixbounce/pixbounce.c b/src/modules/pixbounce/pixbounce.c index 443f050..4ecc0b5 100644 --- a/src/modules/pixbounce/pixbounce.c +++ b/src/modules/pixbounce/pixbounce.c @@ -7,6 +7,17 @@ /* Copyright (C) 2018-22 Philip J. Freeman <elektron@halo.nu> */ +#define DEFAULT_PIXMAP_SIZE 0.6 + +typedef struct pixbounce_setup_t { + til_setup_t til_setup; + float pixmap_size; +} pixbounce_setup_t; + +static pixbounce_setup_t pixbounce_default_setup = { + .pixmap_size = DEFAULT_PIXMAP_SIZE, +}; + typedef struct pixbounce_pixmap_t { int width, height; int pix_map[16*16]; @@ -142,6 +153,7 @@ typedef struct pixbounce_context_t { int x_dir, y_dir; pixbounce_pixmap_t *pix; uint32_t color; + float pixmap_size_factor; int multiplier; } pixbounce_context_t; @@ -165,6 +177,7 @@ static void * pixbounce_create_context(unsigned ticks, unsigned n_cpus, til_setu ctxt->y_dir = 0; ctxt->pix = &pixbounce_pixmap[rand()%num_pix]; ctxt->color = pick_color(); + ctxt->pixmap_size_factor = ((((pixbounce_setup_t *)setup)->pixmap_size)*55 + 22 )/ 100; ctxt->multiplier = 1; return ctxt; @@ -194,9 +207,9 @@ static void pixbounce_render_fragment(void *context, unsigned ticks, unsigned cp multiplier_y = height / ctxt->pix->height; if(multiplier_x>=multiplier_y) { - ctxt->multiplier = multiplier_y * (rand()%55 + 22 )/ 100; + ctxt->multiplier = multiplier_y * (ctxt->pixmap_size_factor*55 + 22 )/ 100; } else { - ctxt->multiplier = multiplier_x * (rand()%55 + 22 ) / 100; + ctxt->multiplier = multiplier_x * (ctxt->pixmap_size_factor*55 + 22 ) / 100; } /* randomly initialize location and direction of pixmap */ @@ -235,10 +248,56 @@ static void pixbounce_render_fragment(void *context, unsigned ticks, unsigned cp ctxt->y = ctxt->y+ctxt->y_dir; } +int pixbounce_setup(const til_settings_t *settings, til_setting_t **res_setting, const til_setting_desc_t **res_desc, til_setup_t **res_setup) +{ + const char *pixmap_size; + const char *pixmap_size_values[] = { + "0", + "0.2", + "0.4", + "0.6", + "0.8", + "1", + NULL + }; + + int r; + + r = til_settings_get_and_describe_value(settings, + &(til_setting_desc_t){ + .name = "Pixmap size", + .key = "pixmap_size", + .regex = "(0|1|0\\.[0-9]{1,2})", + .preferred = TIL_SETTINGS_STR(DEFAULT_PIXMAP_SIZE), + .values = pixmap_size_values, + .annotations = NULL + }, + &pixmap_size, + res_setting, + res_desc); + if (r) + return r; + + if (res_setup) { + pixbounce_setup_t *setup; + + setup = til_setup_new(sizeof(*setup), (void(*)(til_setup_t *))free); + if (!setup) + return -ENOMEM; + + sscanf(pixmap_size, "%f", &setup->pixmap_size); + + *res_setup = &setup->til_setup; + } + + return 0; +} + til_module_t pixbounce_module = { .create_context = pixbounce_create_context, .destroy_context = pixbounce_destroy_context, .render_fragment = pixbounce_render_fragment, + .setup = pixbounce_setup, .name = "pixbounce", .description = "Pixmap bounce", .author = "Philip J Freeman <elektron@halo.nu>", |