author | nireco |
Sun, 07 Dec 2008 19:14:42 +0000 | |
changeset 250 | 84c553d61291 |
parent 248 | e40ef56dc62c |
child 255 | 99431fdb0dc8 |
permissions | -rw-r--r-- |
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#include "Player.hh" |
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#include "Weapons.hh" |
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#include "Engine.hh" |
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#include "Graphics.hh" |
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#include <cstdlib> |
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#include <ClanLib/display.h> |
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#include <string> |
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#include <cassert> |
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// player static state |
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bool Player::skin_loaded = false; |
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CL_Surface Player::skin_surface; |
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// XXX: give these better names and move elsewhere |
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const int img_num_aim = 2; |
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const int img_num_step = 4; |
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const int img_height = 20; |
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const int img_width = 17; |
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Player::Player(GameState &state, Vector position, bool visible) : |
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PhysicsObject(state.world, PLAYER_MASS, position, Vector(0, 0)), state(state), visible(visible), |
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weapons(buildWeaponsList()), selectedWeapon(0), animation_step(0), rope(*this) |
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{ |
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// XXX: populate weapons from somewhere else |
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||
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// build the player's shape |
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// XXX: these dimensions are incorrect... |
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std::vector<Vector> shape(4); |
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shape[0] = Vector(0,-9); |
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shape[1] = Vector(6,0); |
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shape[2] = Vector(0,9); |
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shape[3] = Vector(-6,0); |
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// Initialize the shape of the player (salmiakki shape) |
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setShape(shape); |
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// XXX: this should be a PhysicsObject constructor arg |
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collision_elasticity = PLAYER_COLLISION_ELASTICITY; |
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} |
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void Player::handleDig (Vector position, float radius) { |
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// XXX: clean this bit up |
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// calculate new position and velocity |
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Vector shotPosition = position + getDirection() * PROJECTILE_START_DISTANCE; |
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// execute |
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new Projectile(state, shotPosition, Vector(0, 0), false, radius, 1); |
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} |
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void Player::handleCreateProjectile (Weapon *weapon, Vector position, Vector velocity) { |
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new Projectile(state, position, velocity, true, weapon->getExplosionRadius()); |
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} |
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void Player::handleChangeWeapon (unsigned int weaponIndex) { |
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assert(weaponIndex < weapons.size()); |
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selectedWeapon = weaponIndex; |
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} |
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void Player::printDebugInfo (void) { |
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Engine::log(DEBUG, "layer.debug") << "In air: " << this->inAir; |
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} |
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void Player::tick (TimeMS dt) { |
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// let PhysicsObject execute |
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PhysicsObject::tick(dt); |
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// tick current weapon reload |
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if (getCurrentWeapon()) |
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getCurrentWeapon()->tickReload(dt); |
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} |
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void Player::handleRopeState (RopeState state) { |
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} |
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void Player::handleRopeLength (float length) { |
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} |
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void LocalPlayer::fireWeapon (Weapon *weapon) { |
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// update reload timer |
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weapon->reload(); |
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// calculate new position and velocity |
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Vector shotPosition = position + getDirection() * PROJECTILE_START_DISTANCE; |
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Vector shotVelocity = velocity + getDirection() * weapon->getSpeed(); |
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// execute |
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handleCreateProjectile(weapon, shotPosition, shotVelocity); |
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} |
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void LocalPlayer::changeWeapon (int delta) { |
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// need to handle negative deltas |
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handleChangeWeapon((weapons.size() + selectedWeapon + delta) % weapons.size()); |
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} |
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void LocalPlayer::handleInput (PlayerInput input) { |
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// Movement force, vertical is always zero |
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Vector move_force = Vector(0, 0); |
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// Crosshair angle change |
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float aim_delta = 0; |
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// handle movement left/right by applying a horizontal force, but limit the player's speed |
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// also update facing if needed |
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if ((input & INPUT_MOVE_LEFT) && (velocity.x > -PLAYER_MAX_SPEED)) { |
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setFacing(false); |
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move_force.x -= PLAYER_MOVE_FORCE; |
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} |
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if ((input & INPUT_MOVE_RIGHT) && (velocity.x < PLAYER_MAX_SPEED)) { |
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setFacing(true); |
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move_force.x += PLAYER_MOVE_FORCE; |
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} |
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// handle aim by creating a aim angle delta |
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if (input & INPUT_AIM_UP) |
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aim_delta += CROSSHAIR_ANGLE_SPEED; |
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if (input & INPUT_AIM_DOWN) |
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aim_delta -= CROSSHAIR_ANGLE_SPEED; |
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// handle jumping by invoking the jump method |
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// XXX: the direction should ideally be given using some other method |
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if (input & INPUT_JUMP) { |
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if (input & INPUT_MOVE_LEFT) |
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jump(-1); |
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else if (input & INPUT_MOVE_RIGHT) |
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jump(1); |
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else |
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jump(0); |
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} |
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// outsource digging to Player::handleDig, since this modifies the Terrain and Network needs to know |
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if (input & INPUT_DIG) |
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handleDig(position, 15); |
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// change weapon back/forth |
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if (input & INPUT_CHANGE_PREV) |
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changeWeapon(-1); |
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if (input & INPUT_CHANGE_NEXT) |
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changeWeapon(+1); |
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// validate shoot events, and then outsource to handleShoot so Network can intercept it |
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if ((input & INPUT_SHOOT) && getCurrentWeapon()->canShoot()) |
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fireWeapon(getCurrentWeapon()); |
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// rope throw+release+changeLength, but supress spurious events |
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if (input & INPUT_ROPE) |
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rope.throwRope(); |
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if (input & INPUT_UNROPE && rope.getState() != ROPE_FOLDED) |
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rope.release(); |
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if (input & INPUT_ROPE_UP && rope.getState() == ROPE_FIXED) |
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rope.changeLength(-ROPE_GROWTH_RATE); |
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if (input & INPUT_ROPE_DOWN && rope.getState() == ROPE_FIXED) |
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rope.changeLength(ROPE_GROWTH_RATE); |
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// XXX: how should this be written? What does this do? Probably broken under network play |
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if (move_force.x != 0) |
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animation_step = (animation_step + 1) % img_num_step; |
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// apply aim delta |
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if (aim_delta) |
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changeAim(aim_delta); |
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// apply force |
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if (!move_force.zero()) |
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applyForce(move_force); |
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} |
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Weapon* Player::getCurrentWeapon() { |
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return weapons[selectedWeapon % weapons.size()]; |
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} |
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void Player::draw (Graphics *g, Vector camera) { |
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CL_GraphicContext *gc = g->get_gc(); |
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int cx = (int)camera.x, cy = (int)camera.y; |
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int aim_img_idx = (int)((1 - (getAim()+KG_PI/2)/KG_PI)*img_num_aim); |
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int step_img_idx = animation_step%img_num_step; |
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// load skin image if not yet loaded |
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if (!skin_loaded) { |
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skin_surface = CL_Surface(PLAYER_SKIN_PATH); |
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skin_loaded = true; |
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} |
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// XXX: this logic looks weird |
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CL_Rectf destination(position.x - img_width/2 -cx, position.y - img_height/2 -cy, position.x + img_width/2 -cx, position.y + img_height/2 -cy); |
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if (!getFacing()) { |
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destination = CL_Rect(position.x + img_width/2 -cx, position.y - img_height/2 -cy, position.x - img_width/2 -cx, position.y + img_height/2 -cy); |
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} |
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skin_surface.draw_subpixel( |
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CL_Rectf( |
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step_img_idx * img_width, |
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aim_img_idx * img_height, |
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(1 + step_img_idx) * img_width, |
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(aim_img_idx + 1) * img_height |
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), |
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destination, gc |
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); |
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const uint16_t chlen = 10; |
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int x = position.x -cx; |
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int y = position.y -cy; |
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// draw "crosshair" |
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if (facingRight) { |
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gc->draw_line(x + std::cos(aim)*chlen/2, |
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y - std::sin(aim)*chlen/2, |
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x + std::cos(aim)*chlen, |
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y - std::sin(aim)*chlen, |
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CL_Color::black); |
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} else { |
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gc->draw_line(x - std::cos(aim)*chlen/2, |
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y - std::sin(aim)*chlen/2, |
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x - std::cos(aim)*chlen, |
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y - std::sin(aim)*chlen, |
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CL_Color::black); |
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} |
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rope.draw(g, camera); |
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} |
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void LocalPlayer::draw (Graphics *g, bool displayWeapon, Vector camera) { |
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// superclass draw |
248 | 238 |
Player::draw(g, camera); |
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// display weapon name? |
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if (displayWeapon && getCurrentWeapon()) { |
242 |
const std::string weaponName = getCurrentWeapon()->getName(); |
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g->getSimpleFont().draw( |
248 | 245 |
position.x - camera.x - g->getSimpleFont().get_width(weaponName) / 2, |
246 |
position.y - camera.y - 20, |
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weaponName, |
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g->get_gc() |
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); |
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} |
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} |
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