diff options
Diffstat (limited to 'src/game/game.cpp')
| -rw-r--r-- | src/game/game.cpp | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/src/game/game.cpp b/src/game/game.cpp index 44ea95d..58b2c9d 100644 --- a/src/game/game.cpp +++ b/src/game/game.cpp @@ -194,7 +194,6 @@ void state_t::resume(void) paused = false; } - #define TIME_DELTA ((ntime_t)1000000000 / 60) void state_t::tick(ntime_t time_) @@ -234,6 +233,55 @@ void state_t::tick(ntime_t time_) } } +void state_t::compute_ambience(render::state_t *render) +{ + rectf_t area; + size_t plains = 0, cave = 0, water = 0, weird = 0; + float scale, volume; + + area = render->window_in_world_space(); + + // resolution chosen arbitrarily + for (size_t y = 0; y < 5; y++) + for (size_t x = 0; x < 5; x++) { + v2f_t point; + world::tile_t *tile; + + point[0] = lerp(area[0][0], area[1][0], y / 4.0f); + point[1] = lerp(area[0][1], area[1][1], x / 4.0f); + + tile = world.get_tile(world::tile_index_t(point), world::SECTOR_FULL); + + switch (tile->type) { + case TILE_DIRT: + plains++; + break; + + case TILE_GRAVEL: + case TILE_STONE: + cave++; + break; + + case TILE_WATER: + water++; + break; + + case TILE_DIRT_RED: + case TILE_STONE_RED: + weird++; + break; + } + } + + scale = 1.0f / area.dims().len(); + volume = clamp(remap(0.002f, 0.08f, 0.0f, 1.0f, scale), 0.0f, 1.0f); + + assets::ambience.wind.weight = plains / 25.0f * volume; + assets::ambience.chasm.weight = cave / 25.0f * volume; + assets::ambience.water.weight = water / 25.0f * volume; + assets::ambience.nexus.weight = weird / 25.0f * volume; +} + die_t::die_t(size_t sides_) { sides = sides_; |