void Editor::update(float interval)
{
switch (mState)
{
case STATE_TESTING:
if (wasKeyPressed(KEY_ESC))
{
disableTestMode();
}
updateBall(mBall, interval);
break;
case STATE_EDITING:
{
Vector3 markerPos;
if (wasKeyPressed(KEY_ESC))
{
Main::pushState(mScreenEditorMain);
}
if (wasKeyPressed(KEY_ENTER))
{
enableTestMode();
}
Vector3 min(gCurStart.x + 0.5f, gCurStart.y + 0.5f, 0.0f);
Vector3 max(gCurEnd.x + 0.5f, gCurEnd.y + 0.5f, 0.0f);
KdRangeTraverse iter(*sgLevel.kdLevelTree, min, max);
KdList list(iter);
markerPos.x = (gCurStart.x + gCurEnd.x) / 2.0f + 0.5f;
markerPos.y = (gCurStart.y + gCurEnd.y) / 2.0f + 0.5f;
if (list.next())
{
markerPos.z = (float) sgLevel.blocks[*list].z / HEIGHT_STEPS;
}
else
{
markerPos.z = (float) 0.0f;
}
updateEditorCamera(interval, add(markerPos, sgLevel.origin));
animateEditor(interval);
break;
}
default:
break;
}
}
bool Check::updateSelected(float interval)
{
if (wasKeyPressed(KEY_ENTER))
{
set(!this->value);
}
return true;
}
void updateEditorCamera(float interval, Vector3 marker)
{
static float distance = 5.0f;
static float height = 2.0f;
static Vector3 dest(0.0f, 0.0f, 0.0f);
float angle;
/* camera controls for editor */
/* zoom */
if (isKeyPressed('v'))
distance += 0.1f;
if (isKeyPressed('c') && distance > 0.5)
distance -= 0.1f;
/* rotation */
if (wasKeyPressed('b'))
gCamAngle--;
if (wasKeyPressed('n'))
gCamAngle++;
if (gCamAngle < 0)
gCamAngle += 4;
if (gCamAngle >= 4)
gCamAngle -= 4;
/* height */
if (isKeyPressed('x'))
height += 0.1f;
if (isKeyPressed('y'))
height -= 0.1f;
angle = gCamAngle * 90.0f;
/* new camera position */
dest.x = sin(angle * M_PI / 180.0f) * distance + marker.x;
dest.y = -cos(angle * M_PI / 180.0f) * distance + marker.y;
dest.z = height + marker.z;
moveCamera(interval, dest, marker);
}
void Game::update(float interval)
{
updateEnvironment(interval);
switch (mGameState) {
case STATE_MENU:
break;
case STATE_WAITING:
updateBall(sgoBall, interval);
if ((sgoBall.pos() - sgLookat).len() < 1.0f)
{
mCounter = 0.0f;
mGameState = STATE_COUNTDOWN;
}
break;
case STATE_COUNTDOWN:
mCounter += interval;
if (mCounter > COUNTDOWN_TIME)
{
enableBall();
mGameState = STATE_RUNNING;
}
case STATE_RUNNING:
if (wasKeyPressed(KEY_ESC))
{
Main::pushState(gScreenMain2);
}
/* manually switch features */
if (wasFunctionPressed(1))
{
setBallShadow(!useBallShadow());
}
if (wasFunctionPressed(2))
{
setReflection(!useReflection());
}
if (wasFunctionPressed(5))
{
suspend();
toggleMouseControl();
resume();
}
updateBall(sgoBall, interval);
break;
}
updateGameField(sgoBall);
}
void animateEditor(float interval)
{
int markermode = 0;
/* editor controls for changing environment */
if (wasKeyPressed('a'))
{
changeMarkerArea(0, gCos[gCamAngle], gSin[gCamAngle]);
}
if (wasKeyPressed('d'))
{
changeMarkerArea(0, -gCos[gCamAngle], -gSin[gCamAngle]);
}
if (wasKeyPressed('s'))
{
changeMarkerArea(0, -gSin[gCamAngle], gCos[gCamAngle]);
}
if (wasKeyPressed('w'))
{
changeMarkerArea(0, gSin[gCamAngle], -gCos[gCamAngle]);
}
if (wasKeyPressed('f'))
{
changeMarkerArea(-1, 0, 0);
}
if (wasKeyPressed('r'))
{
changeMarkerArea(1, 0, 0);
}
if (wasKeyPressed('0'))
{
flattenMarkerArea();
}
if (wasKeyPressed('+'))
{
populateMarkerArea();
}
if (wasKeyPressed('-'))
{
deleteMarkerArea();
}
/* editor controls for current field */
if (wasKeyPressed('1'))
{
if (gCurStart.x != sgLevel.finish.x || gCurStart.y != sgLevel.finish.y)
{
sgLevel.start.x = gCurStart.x;
sgLevel.start.y = gCurStart.y;
}
}
if (wasKeyPressed('2'))
{
if (gCurStart.x != sgLevel.start.x || gCurStart.y != sgLevel.start.y)
{
sgLevel.finish.x = gCurStart.x;
sgLevel.finish.y = gCurStart.y;
}
}
markermode = getModifiers() == GLUT_ACTIVE_SHIFT;
/* editor controls for moving selection */
if (wasCursorPressed(CURSOR_LEFT))
{
moveMarkerLeft(markermode);
}
if (wasCursorPressed(CURSOR_RIGHT))
{
moveMarkerRight(markermode);
}
if (wasCursorPressed(CURSOR_DOWN))
{
moveMarkerDown(markermode);
}
if (wasCursorPressed(CURSOR_UP))
{
moveMarkerUp(markermode);
}
}
void Ball::animateBall(float interval)
{
bool collision = false;
Vector3 normal(0.0f, 0.0f, 0.0f);
Vector3 ball;
Vector3 step;
mVelocity = add(mVelocity, scale(MOVE_FORCE / mMass * interval, mPushDirection));
mVelocity.z -= GRAVITY * interval;
/* collision detection */
step = scale(interval, mVelocity);
ball = mPos + step;
/* check only fields near by the ball. check field under ball first!!! */
QuadList list = getFieldSphereIntersection(ball, BALL_RADIUS);
while (list.next())
{
Quad quad = *list;
const Vector3* q = quad.mVertices;
const Vector3& dir = quad.mNormals[0];
Vector3 a1 = closestPointTriangle(ball, q[0], q[1], q[2]);
Vector3 a2 = closestPointTriangle(ball, q[2], q[3], q[0]);
float d1 = (ball - a1).len();
float d2 = (ball - a2).len();
Vector3 a = (d1 <= d2) ? a1 : a2;
if ((a - ball).len() <= BALL_RADIUS)
{
/* dist = vector from ball center to quad */
Vector3 dist = a - ball;
float l = dist.len();
/* move = vector to move the ball out of quad */
Vector3 move = scale(-((mRadius - l) / l), dist);
/* some rotation for a better look */
Vector3 right = norm(cross(dir, step));
Vector3 forward = norm(cross(right, dir));
mAngularRate =
scale(dot(sub(ball, mPos), forward) /
(2.0f * M_PI * mRadius) * 360.0f / interval, right);
ball = add(ball, move);
normal = add(normal, move);
collision = true;
}
}
mPos = ball;
normal = norm(normal);
mHasBallHitGoal = false;
/* contact to surface? */
if (collision)
{
float vn = dot(mVelocity, normal);
Vector3 rebound = scale(-(1 + ELASTICITY) * vn, normal);
if (len(rebound) > 3.0f * JUMP_FORCE * interval)
{
/* collision was to havy */
explodeBall();
}
else
{
mVelocity = add(mVelocity, rebound);
if (mJump)
{
mVelocity = add(mVelocity, scale(JUMP_FORCE / mMass * interval, normal));
}
}
int x = (int) floor(ball.x - sgLevel.origin.x);
int y = (int) floor(ball.y - sgLevel.origin.y);
if (x == sgLevel.finish.x && y == sgLevel.finish.y)
{
/* hit goal */
mHasBallHitGoal = true;
}
}
/***/
/* damping */
mVelocity = scale(DAMPING, mVelocity);
Quaternion rotation = mkQuaternion(len(mAngularRate) * interval, mAngularRate);
mOrientation = mulQuaternion(rotation, mOrientation);
/* falling to infinity */
if (mPos.z < -1.0f)
{
explodeBall();
}
/* reset through user */
if (wasKeyPressed(KEY_ENTER))
{
explodeBall();
}
mPushDirection = Vector3(0.0f, 0.0f, 0.0f);
mJump = false;
}
bool OISSubsystem::wasKeyPressed(String key)
{
return wasKeyPressed(mKeyNames[key]);
}
// Returns true if 'o' or a TBD gamepad button is pressed.
bool Input::isOculusButtonPressed() const
{
return (wasKeyPressed('O'));
}
// True if the player hits escape or select button on gamepad.
bool Input::isQuitPressed() const
{
return (wasKeyPressed(VK_ESCAPE) || wasGamepadButtonPressed(BackButton));
}
// True if return or A button on gamepad is pressed.
bool Input::wasMenuSelectPressed() const
{
return (wasKeyPressed(VK_RETURN) || wasGamepadButtonPressed(ButtonA));
}
// True if the player hits the right arrow key or right on the DPad or right on the left thumbstick
bool Input::wasMenuRightKeyPressed() const
{
return (wasKeyPressed(VK_RIGHT) || wasGamepadButtonPressed(DPadRight) || (getGamepadThumbLX(0) > (int)(GAMEPAD_THUMBSTICK_DEADZONE)));
}
// True if the player hits the left arrow key or left on the DPad or left on the left thumbstick
bool Input::wasMenuLeftKeyPressed() const
{
return (wasKeyPressed(VK_LEFT) || wasGamepadButtonPressed(DPadLeft) || (getGamepadThumbLX(0) < -(int)(GAMEPAD_THUMBSTICK_DEADZONE)));
}
// True if the player hits down arrow key or down on the DPad or down on Left thumbstick.
bool Input::wasMenuDownPressed() const
{
return (wasKeyPressed(VK_DOWN) || wasGamepadButtonPressed(DPadDown) || (getGamepadThumbLY(0) < -(int)(GAMEPAD_THUMBSTICK_DEADZONE)));
}
// MENU MOVEMENT
// True if the player hits up arrow key or up on the DPad or up on Left thumbstick.
bool Input::wasMenuUpPressed() const
{
return (wasKeyPressed(VK_UP) || wasGamepadButtonPressed(DPadUp) || (getGamepadThumbLY(0) > (int)(GAMEPAD_THUMBSTICK_DEADZONE)));
}
// True if the player hits space or start button on gamepad.
bool Input::isStartPressed() const
{
return (wasKeyPressed(VK_SPACE) || wasGamepadButtonPressed(StartButton));
}
bool Input::wasJumpKeyPressed() const
{
return (wasKeyPressed(VK_SPACE) || wasGamepadButtonPressed(ButtonA));
}
// True if the player hits backspace.
bool Input::isBackPressed() const
{
return (wasKeyPressed(VK_BACK));
}