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cleanup

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This commit is contained in:
asrael 2025-09-28 13:10:29 -05:00
parent 9f96626ea7
commit 6a02b24ae6
29 changed files with 653 additions and 583 deletions
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71
src/pxl8_vfx.c
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@ -4,31 +4,6 @@
#include <stdlib.h>
#include <SDL3/SDL.h>
void pxl8_vfx_copper_bars(pxl8_gfx_ctx* ctx, pxl8_copper_bar* bars, u32 bar_count, f32 time) {
if (!ctx || !bars) return;
for (u32 i = 0; i < bar_count; i++) {
pxl8_copper_bar* bar = &bars[i];
f32 y = bar->base_y + bar->amplitude * sinf(time * bar->speed + bar->phase);
i32 y_int = (i32)y;
for (i32 dy = 0; dy <= bar->height; dy++) {
f32 position = (f32)dy / (f32)bar->height;
f32 gradient = 1.0f - 2.0f * fabsf(position - 0.5f);
u8 color_idx;
if (gradient > 0.8f) {
color_idx = bar->fade_color;
} else {
u8 range = bar->fade_color - bar->color;
color_idx = bar->color + (u8)(gradient * range);
}
pxl8_rect_fill(ctx, 0, y_int + dy, ctx->framebuffer_width, 1, color_idx);
}
}
}
void pxl8_vfx_plasma(pxl8_gfx_ctx* ctx, f32 time, f32 scale1, f32 scale2, u8 palette_offset) {
if (!ctx || !ctx->framebuffer) return;
@ -50,6 +25,31 @@ void pxl8_vfx_plasma(pxl8_gfx_ctx* ctx, f32 time, f32 scale1, f32 scale2, u8 pal
}
}
void pxl8_vfx_raster_bars(pxl8_gfx_ctx* ctx, pxl8_raster_bar* bars, u32 bar_count, f32 time) {
if (!ctx || !bars) return;
for (u32 i = 0; i < bar_count; i++) {
pxl8_raster_bar* bar = &bars[i];
f32 y = bar->base_y + bar->amplitude * sinf(time * bar->speed + bar->phase);
i32 y_int = (i32)y;
for (i32 dy = 0; dy <= bar->height; dy++) {
f32 position = (f32)dy / (f32)bar->height;
f32 gradient = 1.0f - 2.0f * fabsf(position - 0.5f);
u8 color_idx;
if (gradient > 0.8f) {
color_idx = bar->fade_color;
} else {
u8 range = bar->fade_color - bar->color;
color_idx = bar->color + (u8)(gradient * range);
}
pxl8_rect_fill(ctx, 0, y_int + dy, ctx->framebuffer_width, 1, color_idx);
}
}
}
void pxl8_vfx_rotozoom(pxl8_gfx_ctx* ctx, f32 angle, f32 zoom, i32 cx, i32 cy) {
if (!ctx || !ctx->framebuffer) return;
@ -141,15 +141,16 @@ void pxl8_vfx_water_ripple(pxl8_gfx_ctx* ctx, f32* height_map, i32 drop_x, i32 d
void pxl8_vfx_particles_clear(pxl8_particle_system* sys) {
if (!sys || !sys->particles) return;
for (u32 i = 0; i < sys->max_count; i++) {
sys->particles[i].life = 0;
sys->particles[i].flags = 0;
}
sys->alive_count = 0;
sys->spawn_timer = 0;
}
void pxl8_vfx_particles_destroy(pxl8_particle_system* sys) {
void pxl8_vfx_particles_free(pxl8_particle_system* sys) {
if (!sys) return;
if (sys->particles) {
@ -272,13 +273,14 @@ void pxl8_vfx_particles_update(pxl8_particle_system* sys, f32 dt) {
void pxl8_vfx_explosion(pxl8_particle_system* sys, i32 x, i32 y, u32 color, f32 force) {
if (!sys) return;
sys->x = x;
sys->y = y;
sys->spread_x = sys->spread_y = 2.0f;
sys->gravity_x = 0;
sys->gravity_y = 200.0f;
sys->drag = 0.95f;
sys->update_fn = NULL;
for (u32 i = 0; i < 50 && i < sys->max_count; i++) {
pxl8_particle* p = &sys->particles[i];
@ -353,7 +355,7 @@ static void rain_spawn(pxl8_particle* p, void* userdata) {
void pxl8_vfx_rain(pxl8_particle_system* sys, i32 width, f32 wind) {
if (!sys) return;
sys->x = width / 2.0f;
sys->y = -10;
sys->spread_x = width;
@ -363,6 +365,7 @@ void pxl8_vfx_rain(pxl8_particle_system* sys, i32 width, f32 wind) {
sys->drag = 1.0f;
sys->spawn_rate = 100.0f;
sys->spawn_fn = rain_spawn;
sys->update_fn = NULL;
}
static void smoke_spawn(pxl8_particle* p, void* userdata) {
@ -388,12 +391,13 @@ void pxl8_vfx_smoke(pxl8_particle_system* sys, i32 x, i32 y, u8 color) {
sys->drag = 0.96f;
sys->spawn_rate = 20.0f;
sys->spawn_fn = smoke_spawn;
sys->update_fn = NULL;
sys->userdata = (void*)(uintptr_t)color;
}
static void snow_spawn(pxl8_particle* p, void* userdata) {
(void)userdata;
p->start_color = 15 + (rand() % 2);
p->start_color = 8 + (rand() % 3);
p->end_color = 10;
p->color = p->start_color;
p->max_life = 4.0f;
@ -403,16 +407,17 @@ static void snow_spawn(pxl8_particle* p, void* userdata) {
void pxl8_vfx_snow(pxl8_particle_system* sys, i32 width, f32 wind) {
if (!sys) return;
sys->x = width / 2.0f;
sys->y = -10;
sys->spread_x = width;
sys->spread_y = 0;
sys->gravity_x = wind;
sys->gravity_y = 30.0f;
sys->drag = 0.99f;
sys->drag = 1.0f;
sys->spawn_rate = 30.0f;
sys->spawn_fn = snow_spawn;
sys->update_fn = NULL;
}
static void sparks_spawn(pxl8_particle* p, void* userdata) {
@ -440,6 +445,7 @@ void pxl8_vfx_sparks(pxl8_particle_system* sys, i32 x, i32 y, u32 color) {
sys->drag = 0.97f;
sys->spawn_rate = 40.0f;
sys->spawn_fn = sparks_spawn;
sys->update_fn = NULL;
sys->userdata = (void*)(uintptr_t)color;
}
@ -450,6 +456,7 @@ void pxl8_vfx_starfield(pxl8_particle_system* sys, f32 speed, f32 spread) {
sys->gravity_x = sys->gravity_y = 0;
sys->drag = 1.0f;
sys->spawn_rate = 0;
sys->update_fn = NULL;
for (u32 i = 0; i < sys->max_count; i++) {
pxl8_particle* p = &sys->particles[i];