Combining Bitmaps and Sound - HTML5 Canvas - page 477

newRock.hitWidth = 48;
newRock.hitHeight = 48;
//start all new rocks in upper left for ship safety
newRock.x = Math.floor(Math.random()*50);
//ConsoleLog.log("newRock.x=" + newRock.x);
newRock.y = Math.floor(Math.random()*50);
//ConsoleLog.log("newRock.y=" + newRock.y);
newRock.dx = (Math.random()*2)+levelRockMaxSpeedAdjust;
if (Math.random()<.5){
newRock.dx *= -1;
}
newRock.dy=(Math.random()*2)+levelRockMaxSpeedAdjust;
if (Math.random()<.5){
newRock.dy *= -1;
}
//rotation speed and direction
if (Math.random()<.5){
newRock.rotationInc = -1;
}else{
newRock.rotationInc = 1;
}
newRock.animationDelay = Math.floor(Math.random()*3+1);
newRock.animationCount = 0;
newRock.scoreValue = bigRockScore;
newRock.rotation = 0;
rocks.push(newRock);
//ConsoleLog.log("rock created rotationInc=" + newRock.rotationInc);
}
resetPlayer();
switchGameState(GAME_STATE_PLAYER_START);
}
function gameStatePlayerStart(){
fillBackground();
renderScoreBoard();
if (player.alpha < 1){
player.alpha += .01;
ConsoleLog.log("player.alpha=" + context.globalAlpha)
}else{
switchGameState(GAME_STATE_PLAY_LEVEL);
player.safe = false; // added chapter 9
}
//renderPlayerShip(player.x, player.y,270,1);
context.globalAlpha = 1;