signed long is_acc_abs_angle_y( unsigned long abs_ang )
{
if( abs(acc.ak.y) > (int)(sin(DEG_2_RAD(abs_ang)) * ACC_1G) )
{
if ( acc.ak.y > 0 ) return 1;
else return -1;
}
return 0;
}
Transform Transform::RotateZ(float theta) {
theta = DEG_2_RAD(theta);
float sint = sinf(theta);
float cost = cosf(theta);
Matrix m ( cost, -sint, 0, 0,
sint, cost, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1);
return Transform(m, m.Transpose());
}
void PlayerShip::update(double deltaT, double prevDeltaT, InputState *inputState)
{
double playerDirSin = sin(DEG_2_RAD(-rotateZ));
double playerDirCos = cos(DEG_2_RAD(-rotateZ));
if (inputState->isKeyPressed('W') || inputState->isKeyPressed('UP'))
{
if (currentSpeed > 0)
{
if (currentSpeed < maxSpeed) {
currentSpeed += acceleration;
}
if (rocketFlamesScaleY < 1.0)
{
rocketFlamesScaleY += 0.006;
}
if (rocketFlamesScaleX < 1.0)
{
rocketFlamesScaleX += 0.006;
}
}
else
{
if (currentSpeed < maxSpeed) {
currentSpeed += directionChangeSpeed;
}
if (rocketFlamesScaleY < 1.0)
{
rocketFlamesScaleY += 0.006;
}
if (rocketFlamesScaleX < 1.0)
{
rocketFlamesScaleX += 0.006;
}
}
}
else if(inputState->isKeyPressed('S'))
{
if (currentSpeed > -maxSpeed) {
if (currentSpeed < 0) {
currentSpeed -= acceleration;
}
else{
currentSpeed -= 0.1;
}
}
if (rocketFlamesScaleY > 0.0)
{
rocketFlamesScaleY -= 0.006;
}
if (rocketFlamesScaleX > 0.0)
{
rocketFlamesScaleX -= 0.006;
}
}
else
{
if (currentSpeed > 0)
{
currentSpeed -= decceleration;
if (currentSpeed < 0)
{
currentSpeed = 0;
}
}
else if (currentSpeed <= 0)
{
currentSpeed += decceleration;
if (currentSpeed > 0)
{
currentSpeed = 0;
}
}
if (rocketFlamesScaleY > 0.0)
{
rocketFlamesScaleY -= 0.006;
}
if (rocketFlamesScaleX > 0.0)
{
rocketFlamesScaleX -= 0.006;
}
}
playerX += playerDirSin * PLAYER_MOVEMENT_SPEED * deltaT * currentSpeed;
playerY += playerDirCos * PLAYER_MOVEMENT_SPEED * deltaT * currentSpeed;
if(inputState->isKeyPressed('D'))
{
booster1X = 0.8;
booster2X = -0.5;
rotateZ -= rotationSpeed * deltaT;
spriteX = 1;
booster1Y = -2.4;
}
else if(inputState->isKeyPressed('A'))
{
rotateZ += rotationSpeed * deltaT;
spriteX = 0.666666;
booster1X = -0.9;
booster2X = 0.3;
booster1Y = -2.4;
}
else {
booster1X = -0.7;
booster2X = 0.5;
spriteX = 0.33333333333;
booster1Y = booster2Y = -2.6;
}
//**************************************ATTACK AND BOOST
if (boostOn == true) {
maxSpeed = boostSpeed;
}
if (boostOn == false) {
maxSpeed = defaultMaxSpeed;
if (currentSpeed > maxSpeed) {
currentSpeed -= 0.1;
}
}
//***************************************JUMPING
if (inputState->isKeyPressed('J'))
{
jump = true;
}
if ( jump == true) //is jumping
{
if ( jumpStage < JUMP_HEIGHT) //is before apex
{
if (falling == false) //is going up
{
jumpStage = jumpStage + 0.002 + (1 * deltaT);
if ( jumpStage > JUMP_HEIGHT - 0.5)
{
falling = true;
}
}
else if (falling == true) //is coming back down
{
jumpStage = jumpStage - 0.003 - (1 * deltaT);
if ( jumpStage < 1.001 )
{
jumpStage = 1;
jump = false;
falling = false;
}
}
}
}
//*****************************************************POWER UPS
if (shieldOn == true)
{
if (shieldTimeLength < shieldTimeMax)
{
shieldTimeLength += 0.01;
}
else {
shieldOn = false;
shieldTimeLength = 0;
}
}
if(powerORBOn == true) {
powerORBRotate += (ROTATION_SPIKE_BALL_SPEED * deltaT);
if (powerORBSize < powerORBMaxSize) {
powerORBSize += 0.001 + (1 * deltaT);
}
}
else if(powerORBOn == false) {
if (powerORBSize > 0.0) {
powerORBSize -= 0.001 + (1 * deltaT);
}
if (powerORBSize == 0.0) {
powerORBRotate = 0.0;
}
}
shieldTime += (SHIELD_OSCILATION_SPEED * deltaT );
if (shieldOn == true) {
if (shieldScale < 1.0) {
shieldScale += SHIELD_GROWTH_RATE * deltaT;
if (shieldScale > 1.0) {
shieldScale = 1.0;
}
}
}
else {
if (shieldScale > 0.0) {
shieldScale -= SHIELD_GROWTH_RATE * deltaT;
if (shieldScale < 0.0) {
shieldScale = 0.0;
}
}
}
//****************************************RESPAWN/DEATH STATE
if (respawnState == true || damageState == true) {
respawnTimer += 0.05;
if (respawnTimer > RESPAWN_STATE_TIME) {
respawnState = false;
damageState = false;
respawnTimer = 0.0;
respawnstateOpacity = 1.0;
}
else {
respawnstateOpacity = 0.4;
}
}
if (playerX > wallMaxX) {
playerX = wallMaxX;
}
else if (playerX < wallMinX) {
playerX = wallMinX;
}
if (playerY > wallMaxY) {
playerY = wallMaxY;
}
else if (playerY < wallMinY) {
playerY = wallMinY;
}
//****************************************MATRIX COLLISION
setTraMat(mb1, playerX, playerY, 0.0);
setRotMat(mb2, M_PI*rotateZ / 180.0, 2);
MultMat(mb1, mb2, mb);
for (int i = 0; i < 4; ++i) {
MultMatPre2DPoint(mb, &playerPoly.vert[i], &playerPolyN.vert[i]);
}
}
