void GameDrawer::drawCrabsAndPoles(bool isReflected) {
if (crabModel != NULL) {
glEnable(GL_NORMALIZE);
for(int i = 0; i < 4; i++) {
Crab* crab = game->crabs()[i];
//Translate and rotate to the appropriate side of the board
glPushMatrix();
switch(i) {
case 1:
glTranslatef(0, 0, 1);
glRotatef(90, 0, 1, 0);
break;
case 2:
glTranslatef(1, 0, 1);
glRotatef(180, 0, 1, 0);
break;
case 3:
glTranslatef(1, 0, 0);
glRotatef(270, 0, 1, 0);
break;
}
if (crab != NULL || crabFadeAmounts[i] > 0) {
//Draw the crab
glPushMatrix();
float crabPos;
if (crab != NULL) {
crabPos = crab->pos();
}
else {
crabPos = oldCrabPos[i];
}
glTranslatef(crabPos, 0.055f, CRAB_OFFSET);
if (crab == NULL) {
//Used for the shrinking effect, whereby crabs shrink
//until they disappear when they are eliminated from play
glTranslatef(0, -0.055f * (1 - crabFadeAmounts[i]), 0);
glScalef(crabFadeAmounts[i],
crabFadeAmounts[i],
crabFadeAmounts[i]);
}
glRotatef(-90, 0, 1, 0);
glRotatef(-90, 1, 0, 0);
glScalef(0.05f, 0.05f, 0.05f);
if (crab == NULL || crab->dir() == 0) {
crabModel->setAnimation("stand");
}
else {
crabModel->setAnimation("run");
}
glColor3f(1, 1, 1);
crabModel->draw(i, animTimes[i]);
glPopMatrix();
}
if (crab == NULL) {
//Draw the pole
if (isReflected) {
glDisable(GL_NORMALIZE);
}
glCallList(poleDisplayListId);
if (isReflected) {
glEnable(GL_NORMALIZE);
}
}
glPopMatrix();
}
}
}
void GameDrawer::step() {
//Advance the game
game->advance(STEP_TIME);
//Advance the water
waterTextureOffset += STEP_TIME / WATER_TEXTURE_TIME;
while (waterTextureOffset > WATER_TEXTURE_SIZE) {
waterTextureOffset -= WATER_TEXTURE_SIZE;
}
//Update animTimes, crabFadeAmounts, and isGameOver0
bool opponentAlive = false;
for(int i = 0; i < 4; i++) {
Crab* crab = game->crabs()[i];
if (crab != NULL) {
oldCrabPos[i] = crab->pos();
}
//Update animation time
if (crab != NULL || crabFadeAmounts[i] > 0) {
if (crab != NULL && crab->dir() != 0) {
if (crab->dir() > 0) {
animTimes[i] += STEP_TIME / WALK_ANIM_TIME;
}
else {
animTimes[i] -= STEP_TIME / WALK_ANIM_TIME;
}
}
else {
animTimes[i] += STEP_TIME / STAND_ANIM_TIME;
}
while (animTimes[i] > 1) {
animTimes[i] -= 1;
}
while (animTimes[i] < 0) {
animTimes[i] += 1;
}
}
//Update fade amount
if (crab == NULL) {
crabFadeAmounts[i] -= STEP_TIME / CRAB_FADE_OUT_TIME;
if (crabFadeAmounts[i] < 0) {
if (i == 0) {
isGameOver0 = true;
}
crabFadeAmounts[i] = 0;
}
else if (i != 0) {
opponentAlive = true;
}
}
else if (i != 0) {
opponentAlive = true;
}
}
if (!opponentAlive) {
isGameOver0 = true;
}
}
