diff options
Diffstat (limited to 'setup.cpp')
| -rw-r--r-- | setup.cpp | 52 |
1 files changed, 44 insertions, 8 deletions
@@ -13,7 +13,7 @@ static v2 setup_rand_point(void) { #define PLATFORM_MOVE_CHANCE 0.5f // chance that the platform will be a moving one #define PLATFORM_ROTATE_CHANCE 0.5f // chance that the platform will be a rotating one (platforms can be moving and rotating) -static void setup_random(State *state, Setup *setup, float cost_allowed) { +static void setup_random(Setup *setup, float cost_allowed) { // how much "money" we have to spend float cost_left = cost_allowed; @@ -54,16 +54,28 @@ static void setup_random(State *state, Setup *setup, float cost_allowed) { cost_left -= fabsf(platform->rotate_speed) * PLATFORM_ROTATE_SPEED_COST; } } - - platform_make_body(state, platform, setup->nplatforms - 1); } assert(cost_left >= 0); } // make this setup the active one static void setup_use(State *state, Setup *setup) { + b2World *world = state->world; + // get rid of old platform bodies + for (u32 i = 0; i < state->nplatforms; ++i) { + Platform *p = &state->platforms[i]; + if (p->body) + world->DestroyBody(p->body); + } memcpy(state->platforms, setup->platforms, setup->nplatforms * sizeof(Platform)); state->nplatforms = setup->nplatforms; + // create new bodies + for (u32 i = 0; i < state->nplatforms; ++i) { + Platform *p = &state->platforms[i]; + p->body = NULL; + platform_make_body(state, p, i); + } + assert((u32)world->GetBodyCount() == state->nplatforms + 2); // platforms + 2 walls } static void setup_reset(State *state) { @@ -129,10 +141,34 @@ static float setup_score(State *state, Setup *setup) { return setup->score; } -static void setup_write_to_file(Setup *setup, FILE *fp) { - u32 nplatforms = setup->nplatforms; - fwrite_u32(fp, nplatforms); - for (u32 i = 0; i < nplatforms; ++i) { - platform_write_to_file(&setup->platforms[i], fp); +static bool setup_write_to_file(Setup const *setup, char const *filename) { + FILE *fp = fopen(filename, "wb"); + if (fp) { + u32 nplatforms = setup->nplatforms; + fwrite_u32(fp, nplatforms); + for (u32 i = 0; i < nplatforms; ++i) { + platform_write_to_file(&setup->platforms[i], fp); + } + fclose(fp); + return true; + } else { + logln("Couldn't write setup to %s.", filename); + return false; } } + +static bool setup_read_from_file(Setup *setup, char const *filename) { + FILE *fp = fopen(filename, "rb"); + if (fp) { + u32 nplatforms = setup->nplatforms = fread_u32(fp); + for (u32 i = 0; i < nplatforms; ++i) { + platform_read_from_file(&setup->platforms[i], fp); + } + fclose(fp); + return true; + } else { + logln("Couldn't read setup from %s.", filename); + return false; + } +} + |