diff options
Diffstat (limited to 'game/coins/CoinSystemScript.cpp')
| -rw-r--r-- | game/coins/CoinSystemScript.cpp | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/game/coins/CoinSystemScript.cpp b/game/coins/CoinSystemScript.cpp new file mode 100644 index 0000000..1634aa9 --- /dev/null +++ b/game/coins/CoinSystemScript.cpp @@ -0,0 +1,254 @@ +#include "CoinSystemScript.h" + +#include <random> + +#include <crepe/api/CircleCollider.h> +#include <crepe/api/Metadata.h> +#include <crepe/api/Sprite.h> +#include <crepe/api/Transform.h> + +using namespace crepe; +using namespace std; + +void CoinSystemScript::init() { engine.seed(rd()); } + +void CoinSystemScript::add_location(const crepe::vec2 & location) { + coin_locations.push_back(CoinData(location)); +} + +float CoinSystemScript::preset_1(const vec2 & begin_position) { + vec2 top = {begin_position.x, begin_position.y - (this->ROW_OFFSET_1)}; + vec2 bottom = {begin_position.x, begin_position.y + (this->ROW_OFFSET_1)}; + + // Add locations for the top row + for (int i = 0; i < COLUM_AMOUNT_1; ++i) { + add_location(top); + top.x += this->COLUM_OFFSET_1; + } + + // Add locations for the bottom row + bottom.x += this->COLUM_OFFSET_1 * COLUM_AMOUNT_1; + for (int i = 0; i < COLUM_AMOUNT_1; ++i) { + add_location(bottom); + bottom.x += this->COLUM_OFFSET_1; + } + + // Add locations for the next set of the top row + top.x += this->COLUM_OFFSET_1 * COLUM_AMOUNT_1; + for (int i = 0; i < COLUM_AMOUNT_1; ++i) { + add_location(top); + top.x += this->COLUM_OFFSET_1; + } + + // Add locations for the next set of the bottom row + bottom.x += this->COLUM_OFFSET_1 * COLUM_AMOUNT_1; + for (int i = 0; i < COLUM_AMOUNT_1; ++i) { + add_location(bottom); + bottom.x += this->COLUM_OFFSET_1; + } + + return bottom.x - begin_position.x; +} + +float CoinSystemScript::preset_2(const vec2 & begin_position) { + vec2 top + = {begin_position.x + this->COLUM_OFFSET_2, begin_position.y - this->ROW_OFFSET_2}; + vec2 middle = begin_position; + vec2 bottom + = {begin_position.x + this->COLUM_OFFSET_2, begin_position.y + this->ROW_OFFSET_2}; + + // Add locations for the next set of the bottom row + for (int i = 0; i < COLUM_AMOUNT_2 - 2; ++i) { + add_location(bottom); + bottom.x += this->COLUM_OFFSET_2; + } + + // Add locations for the next set of the middle row + for (int i = 0; i < COLUM_AMOUNT_2; ++i) { + add_location(middle); + middle.x += this->COLUM_OFFSET_2; + } + + // Add locations for the next set of the top row + for (int i = 0; i < COLUM_AMOUNT_2 - 2; ++i) { + add_location(top); + top.x += this->COLUM_OFFSET_2; + } + + return middle.x - begin_position.x; +} + +float CoinSystemScript::preset_3(const vec2 & begin_position) { + vec2 location = {begin_position.x, begin_position.y - (this->ROW_OFFSET_3)}; + + // Add locations for the top row + for (int i = 0; i < COLUM_AMOUNT_3; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_3; + } + + // Add locations for the bottom row + location.y += this->ROW_OFFSET_3; + location.x += this->COLUM_OFFSET_3; + for (int i = 0; i < COLUM_AMOUNT_3; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_3; + } + + // Add locations for the next set of the top row + location.y += this->ROW_OFFSET_3; + location.x += this->COLUM_OFFSET_3; + for (int i = 0; i < COLUM_AMOUNT_3; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_3; + } + + return location.x - begin_position.x; +} + +float CoinSystemScript::preset_4(const vec2 & begin_position) { + vec2 location = {begin_position.x, begin_position.y + (this->ROW_OFFSET_4)}; + + // Add locations for the top row + for (int i = 0; i < COLUM_AMOUNT_4; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_4; + } + + // Add locations for the bottom row + location.y -= this->ROW_OFFSET_4; + location.x += this->COLUM_OFFSET_4; + for (int i = 0; i < COLUM_AMOUNT_4; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_4; + } + + // Add locations for the next set of the top row + location.y -= this->ROW_OFFSET_4; + location.x += this->COLUM_OFFSET_4; + for (int i = 0; i < COLUM_AMOUNT_4; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_4; + } + + return location.x - begin_position.x; +} + +float CoinSystemScript::preset_5(const vec2 & begin_position) { + vec2 location = {begin_position.x, begin_position.y - ROW_OFFSET_5 / 2}; + for (int i = 0; i < COLUM_AMOUNT_5; ++i) { + add_location(location); + location.x += this->COLUM_OFFSET_5; + } + return location.x - begin_position.x; +} + +void CoinSystemScript::frame_update(crepe::duration_t dt) { + this->despawn_coins(); + this->generate_locations(); + this->spawn_coins(); +} + +void CoinSystemScript::despawn_coins() { + // Get the current x-position of the CoinSystem's Transform component + float position = this->get_component<Transform>().position.x; + + // Retrieve all active coin sprites tagged as "coin" + RefVector<Sprite> coin_sprites = this->get_components_by_tag<Sprite>("coin"); + + for (Sprite & coin_sprite : coin_sprites) { + if (!coin_sprite.active) continue; // Skip inactive sprites + + // Retrieve the corresponding Transform, Metadata, and CircleCollider components + Transform & coin_transform + = this->get_components_by_id<Transform>(coin_sprite.game_object_id).front().get(); + Metadata & coin_metadata + = this->get_components_by_id<Metadata>(coin_sprite.game_object_id).front().get(); + CircleCollider & coin_collider + = this->get_components_by_id<CircleCollider>(coin_sprite.game_object_id) + .front() + .get(); + + // Check if the coin is out of bounds based on DESPAWN_DISTANCE + if (coin_transform.position.x < position - this->DESPAWN_DISTANCE) { + // Find the coin in the coin_locations vector using its name + auto it = std::find_if( + coin_locations.begin(), coin_locations.end(), + [&coin_metadata](const CoinData & data) { + return data.name == coin_metadata.name; + } + ); + + // If a match is found, erase it from coin_locations + if (it != coin_locations.end()) { + coin_locations.erase(it); + coin_sprite.active = false; + coin_collider.active = false; + } + } + } +} + +void CoinSystemScript::spawn_coins() { + // Get the current x-position of the CoinSystem's Transform component + float position = this->get_component<Transform>().position.x; + + // Iterate through the list of coin locations + for (auto & coin : coin_locations) { + // Skip this coin if it is already active + if (coin.active) continue; + // Skip this coin if it is not within the defined spawn area + if (coin.start_location.x < this->SPAWN_DISTANCE + position + || coin.start_location.x > this->SPAWN_AREA + this->SPAWN_DISTANCE + position) + continue; + + // Retrieve all sprites tagged as "coin" + RefVector<Sprite> coin_sprites = this->get_components_by_tag<Sprite>("coin"); + + // Check for an available (inactive) coin sprite + for (Sprite & coin_sprite : coin_sprites) { + // Skip this sprite if it is already active + if (coin_sprite.active) continue; + + // Found an available (inactive) coin sprite + // Retrieve its associated components + Transform & coin_transform + = this->get_components_by_id<Transform>(coin_sprite.game_object_id) + .front() + .get(); + Metadata & coin_metadata + = this->get_components_by_id<Metadata>(coin_sprite.game_object_id) + .front() + .get(); + CircleCollider & coin_collider + = this->get_components_by_id<CircleCollider>(coin_sprite.game_object_id) + .front() + .get(); + + // Assign data and set active + coin.name = coin_metadata.name; + coin.active = true; + coin_sprite.active = true; + coin_collider.active = true; + coin_transform.position = coin.start_location; + + // Break out of the inner loop since we've assigned this coin to an available sprite + break; + } + } +} + +void CoinSystemScript::generate_locations() { + float position = this->get_component<Transform>().position.x; + if (position + SPAWN_DISTANCE + SYSTEM_POSITION_OFFSET < this->system_position) return; + + std::discrete_distribution<int> dist(weights.begin(), weights.end()); + int selected_index = dist(engine); + + std::uniform_real_distribution<float> space_dist(SPAWN_SPACING_MIN, SPAWN_SPACING_MAX); + float spacing = space_dist(engine); + + // Call the corresponding function and return the new x position + this->system_position += functions[selected_index]({this->system_position, 0}); + this->system_position += spacing; +} |