void State_ParkourController_Shoot(GObject* obj, State* state) { //Get the members of the state struct State_ParkourController_Members* members = (struct State_ParkourController_Members*)state->members; //Get a reference to the camera Camera* cam = RenderingManager_GetRenderingBuffer()->camera; if(InputManager_GetInputBuffer().mouseLock) { //IF we can shoot again if(members->shootTimer >= members->shootCooldown) { //Get the forward vector of the camera Vector direction; Vector_INIT_ON_STACK(direction, 3); Matrix_SliceRow(&direction, cam->rotationMatrix, 2, 0, 3); Vector_Scale(&direction, -1.0f); //Create the bullet object GObject* bullet = GObject_Allocate(); GObject_Initialize(bullet); //Set the appearance bullet->mesh = AssetManager_LookupMesh("Cube"); //bullet->texture = AssetManager_LookupTexture("White"); bullet->material = Material_Allocate(); Material_Initialize(bullet->material, AssetManager_LookupTexture("Jacob")); //*Matrix_Index(bullet->material->colorMatrix, 1, 1) = 0.0f; //*Matrix_Index(bullet->material->colorMatrix, 2, 2) = 0.0f; //Create ridgid body bullet->body = RigidBody_Allocate(); RigidBody_Initialize(bullet->body, bullet->frameOfReference, 1.0f); bullet->body->coefficientOfRestitution = 0.2f; bullet->body->rollingResistance = 0.2f; bullet->body->staticFriction = 0.4f; bullet->body->dynamicFriction = 0.2f; //Create collider bullet->collider = Collider_Allocate(); ConvexHullCollider_Initialize(bullet->collider); ConvexHullCollider_MakeRectangularCollider(bullet->collider->data->convexHullData, 2.0f, 2.0f, 2.0f); //Position bullet Vector transform; Vector_INIT_ON_STACK(transform, 3); Vector_GetScalarProduct(&transform, &direction, 2.8243f); Vector_Increment(&transform, obj->frameOfReference->position); GObject_Translate(bullet, &transform); Vector_Copy(&transform, &Vector_ZERO); transform.components[2] = 1.0f; GObject_Rotate(bullet, &transform, 3.14159f); //Scale bullet Vector_Copy(&transform, &Vector_ZERO); transform.components[0] = transform.components[1] = transform.components[2] = 0.5f; GObject_Scale(bullet, &transform); //Apply impulse Vector_Scale(&direction, 25.0f); RigidBody_ApplyImpulse(bullet->body, &direction, &Vector_ZERO); //Add the remove state State* state = State_Allocate(); State_Remove_Initialize(state, 7.0f); GObject_AddState(bullet, state); //Add the bullet to the world ObjectManager_AddObject(bullet); //Set shoot timer to 0 members->shootTimer = 0.0f; } } }
// Create an object in front of the character and fire // Parameters: // GO: The object getting passed in, in this case the character // State: Needed to grab members void State_CharacterController_ShootBullet(GObject* GO, State* state) { //Get members struct State_CharacterController_Members* members = (struct State_CharacterController_Members*)state->members; // Camera local Camera* cam = RenderingManager_GetRenderingBuffer()->camera; // Gets the time per second float dt = TimeManager_GetDeltaSec(); members->timer += dt; if(InputManager_GetInputBuffer().mouseLock) { // Create a net movement vector Vector direction; Vector_INIT_ON_STACK(direction, 3); if (InputManager_IsMouseButtonPressed(0) && members->timer >= members->coolDown) { //Get "forward" Vector Matrix_SliceRow(&direction, cam->rotationMatrix, 2, 0, 3); Vector_Scale(&direction,-1.0f); // Create the bullet object GObject* bullet = GObject_Allocate(); GObject_Initialize(bullet); //bullet->mesh = AssetManager_LookupMesh("Sphere"); bullet->mesh = AssetManager_LookupMesh("Arrow"); bullet->texture = AssetManager_LookupTexture("Arrow"); bullet->body = RigidBody_Allocate(); RigidBody_Initialize(bullet->body, bullet->frameOfReference, 0.45f); bullet->body->coefficientOfRestitution = 0.2f; bullet->collider = Collider_Allocate(); ConvexHullCollider_Initialize(bullet->collider); ConvexHullCollider_MakeRectangularCollider(bullet->collider->data->convexHullData, 0.1f, 2.0f, 0.1f); //AABBCollider_Initialize(bullet->collider, 2.0f, 2.0f, 2.0f, &Vector_ZERO); //Lay arrow flat GObject_Rotate(bullet, &Vector_E1, -3.14159f / 2.0f); //Construct a rotation matrix to orient bullet Matrix rot; Matrix_INIT_ON_STACK(rot, 3, 3); //Grab 4,4 minor to get 3x3 rotation matrix of camera Matrix_GetMinor(&rot, cam->rotationMatrix, 3, 3); //Transpose it to get correct direction Matrix_Transpose(&rot); //Rotate the bullet Matrix_TransformMatrix(&rot, bullet->frameOfReference->rotation); Matrix_TransformMatrix(&rot, bullet->body->frame->rotation); Vector vector; Vector_INIT_ON_STACK(vector,3); vector.components[0] = 0.9f; vector.components[1] = 1.0f; vector.components[2] = 0.9f; GObject_Scale(bullet, &vector); Vector translation; Vector_INIT_ON_STACK(translation, 3); Vector_GetScalarProduct(&translation, &direction, 2.82843); GObject_Translate(bullet, GO->frameOfReference->position); GObject_Translate(bullet, &translation); Vector_Scale(&direction, 25.0f); //Vector_Increment(bullet->body->velocity,&direction); RigidBody_ApplyImpulse(bullet->body,&direction,&Vector_ZERO); //Add remove state State* state = State_Allocate(); State_Remove_Initialize(state, 5.0f); GObject_AddState(bullet, state); ObjectManager_AddObject(bullet); members->timer = 0; } } }