diff options
Diffstat (limited to 'examples/julia_set.c')
| -rw-r--r--[-rwxr-xr-x] | examples/julia_set.c | 61 |
1 files changed, 17 insertions, 44 deletions
diff --git a/examples/julia_set.c b/examples/julia_set.c index c25b028..26e7a7a 100755..100644 --- a/examples/julia_set.c +++ b/examples/julia_set.c @@ -1,30 +1,3 @@ -#if 0 /* -#/ ================================================================ -#/ -#/ julia_set.c -#/ -#/ ================================================================ -#/ -#/ Self-compilation shell script -#/ -SRC=${0##*./} -BIN=${SRC%.*} -gcc \ - -Wall -Wextra -Werror -pedantic \ - -Wno-old-style-declaration \ - -Wno-missing-braces \ - -Wno-unused-variable \ - -Wno-unused-but-set-variable \ - -Wno-unused-parameter \ - -Wno-overlength-strings \ - -g -O3 \ - -fsanitize=undefined,address,leak \ - -lX11 -lm -lasound \ - -o $BIN $SRC && \ - ./$BIN $@ && rm $BIN -exit $? # */ -#endif - #include "../reduced_system_layer.c" i64 p = 4; @@ -43,43 +16,43 @@ void update_and_render_frame(void) { i64 time_elapsed = p_time() - time_0; time_0 += time_elapsed; - b8 left = platform.key_down[KEY_LEFT]; - b8 right = platform.key_down[KEY_RIGHT]; - b8 up = platform.key_down[KEY_UP]; - b8 down = platform.key_down[KEY_DOWN]; + b8 left = g_platform.key_down[KEY_LEFT]; + b8 right = g_platform.key_down[KEY_RIGHT]; + b8 up = g_platform.key_down[KEY_UP]; + b8 down = g_platform.key_down[KEY_DOWN]; if (!left && !right && !up && !down && num_events == 0) { p_sleep_for(1); return; } - if (platform.key_pressed['\n']) + if (g_platform.key_pressed['\n']) p = (p == 1 ? 4 : 1); - if (platform.key_pressed[KEY_ESCAPE]) { + if (g_platform.key_pressed[KEY_ESCAPE]) { view_x = 0.; view_y = 0.; view_s = 1.; } - f64 d = (platform.key_down[MOD_CTRL] ? .00005 : .001) * view_s * time_elapsed; + f64 d = (g_platform.key_down[MOD_CTRL] ? .00005 : .001) * view_s * time_elapsed; if (left) { cx -= d; cy -= d; } if (right) { cx += d; cy += d; } if (up) { cx += d; cy -= d; } if (down) { cx -= d; cy += d; } - if (platform.key_down[BUTTON_LEFT]) { - view_x += platform.cursor_dx * view_s; - view_y += platform.cursor_dy * view_s; + if (g_platform.key_down[BUTTON_LEFT]) { + view_x += g_platform.cursor_dx * view_s; + view_y += g_platform.cursor_dy * view_s; } - view_s += .1 * platform.wheel_dy * view_s; + view_s += .1 * g_platform.wheel_dy * view_s; - for (i32 j = 0; j + p <= platform.frame_height; j += p) - for (i32 i = 0; i + p <= platform.frame_width; i += p) { - f64 x = .003 * ((i - platform.frame_width * .5) * view_s - view_x); - f64 y = .003 * ((j - platform.frame_height * .5) * view_s - view_y); + for (i32 j = 0; j + p <= g_platform.frame_height; j += p) + for (i32 i = 0; i + p <= g_platform.frame_width; i += p) { + f64 x = .003 * ((i - g_platform.frame_width * .5) * view_s - view_x); + f64 y = .003 * ((j - g_platform.frame_height * .5) * view_s - view_y); i64 n = 0; @@ -98,7 +71,7 @@ void update_and_render_frame(void) { for (i32 jj = 0; jj < p; ++jj) for (i32 ii = 0; ii < p; ++ii) - platform.pixels[(j + jj) * platform.frame_width + (i + ii)] = c; + g_platform.pixels[(j + jj) * g_platform.frame_width + (i + ii)] = rgb_f32_from_u32(c); } p_render_frame(); @@ -108,7 +81,7 @@ i32 main(i32 argc, c8 **argv) { (void) argc; (void) argv; - platform = (Platform) { + g_platform = (Platform) { .title = "Julia Set", .frame_width = 960, .frame_height = 720, |