public static bool HasCollided(
long object1XMillis,
long object1YMillis,
DTImmutableList <ObjectBox> object1Boxes, /* nullable */
long object2XMillis,
long object2YMillis,
DTImmutableList <ObjectBox> object2Boxes /* nullable */)
{
if (object1Boxes == null || object2Boxes == null)
{
return(false);
}
if (object1Boxes.Count == 0 || object2Boxes.Count == 0)
{
return(false);
}
for (int i = 0; i < object1Boxes.Count; i++)
{
ObjectBox obj1Box = object1Boxes[i];
for (int j = 0; j < object2Boxes.Count; j++)
{
ObjectBox obj2Box = object2Boxes[j];
long obj1Left = object1XMillis + obj1Box.LowerXMillis;
long obj1Right = object1XMillis + obj1Box.UpperXMillis;
long obj2Left = object2XMillis + obj2Box.LowerXMillis;
long obj2Right = object2XMillis + obj2Box.UpperXMillis;
bool noXCollision = obj1Right < obj2Left || obj2Right < obj1Left;
if (!noXCollision)
{
long obj1Bottom = object1YMillis + obj1Box.LowerYMillis;
long obj1Top = object1YMillis + obj1Box.UpperYMillis;
long obj2Bottom = object2YMillis + obj2Box.LowerYMillis;
long obj2Top = object2YMillis + obj2Box.UpperYMillis;
bool noYCollision = obj1Top < obj2Bottom || obj2Top < obj1Bottom;
if (!noYCollision)
{
return(true);
}
}
}
}
return(false);
}
public void Render(TranslatedDTDanmakuDisplay display)
{
if (this.shouldPlayPlayerShootSound)
{
if (this.playerShootSoundCooldownInMillis <= 0)
{
display.PlaySound(sound: DTDanmakuSound.PlayerShoot, volume: this.soundVolume);
this.playerShootSoundCooldownInMillis = 10;
}
this.shouldPlayPlayerShootSound = false;
}
foreach (DTDanmakuSound sound in this.soundsThatNeedToBePlayed)
{
display.PlaySound(sound: sound, volume: this.soundVolume);
}
this.soundsThatNeedToBePlayed = new List <DTDanmakuSound>();
// Draw background
display.DrawRectangle(
x: 0,
y: 0,
width: 1000,
height: 700,
color: new DTColor(r: 132, g: 245, b: 255), // teal
fill: true);
EnemyObjectRenderer.Render(
enemyObjects: this.enemyObjects,
enemyObjectType: EnemyObjectType.Enemy,
display: display,
spriteNameToImageDictionary: this.spriteNameToImageDictionary);
Player.RenderPlayer(
player: this.player,
display: display,
debugMode: this.debugMode,
debug_renderHitboxes: this.debug_renderHitboxes);
PowerUp.RenderPowerUps(
powerUps: this.powerUps,
display: display);
PlayerBullet.RenderPlayerBullets(
playerBullets: this.playerBullets,
display: display);
EnemyObjectRenderer.Render(
enemyObjects: this.enemyObjects,
enemyObjectType: EnemyObjectType.EnemyBullet,
display: display,
spriteNameToImageDictionary: this.spriteNameToImageDictionary);
// Placeholders shouldn't have any sprites, so this should be a no-op
EnemyObjectRenderer.Render(
enemyObjects: this.enemyObjects,
enemyObjectType: EnemyObjectType.Placeholder,
display: display,
spriteNameToImageDictionary: this.spriteNameToImageDictionary);
Player.RenderPlayerLifeIcons(
numberOfLivesRemaining: this.player.numLivesLeft,
display: display);
this.bossHealthBar.RenderBossHealthBar(display: display);
/*
* Note that since these debug things bypass regular game logic, they may break other stuff or crash the program
* (Should be used for debugging / development only)
*/
if (this.debugMode)
{
if (this.debug_renderHitboxes)
{
foreach (EnemyObject enemy in this.enemyObjects)
{
if (enemy.CollisionBoxes != null)
{
for (int i = 0; i < enemy.CollisionBoxes.Count; i++)
{
display.DrawRectangle(
x: (int)((enemy.XMillis + enemy.CollisionBoxes[i].LowerXMillis) / 1000L),
y: (int)(700 - ((enemy.YMillis + enemy.CollisionBoxes[i].UpperYMillis) / 1000L)),
width: (int)((enemy.CollisionBoxes[i].UpperXMillis - enemy.CollisionBoxes[i].LowerXMillis) / 1000L + 1),
height: (int)((enemy.CollisionBoxes[i].UpperYMillis - enemy.CollisionBoxes[i].LowerYMillis) / 1000L + 1),
color: new DTColor(r: 0, g: 0, b: 255, alpha: 50),
fill: true);
}
}
if (enemy.DamageBoxes != null)
{
for (int i = 0; i < enemy.DamageBoxes.Count; i++)
{
display.DrawRectangle(
x: (int)((enemy.XMillis + enemy.DamageBoxes[i].LowerXMillis) / 1000L),
y: (int)(700 - ((enemy.YMillis + enemy.DamageBoxes[i].UpperYMillis) / 1000L)),
width: (int)((enemy.DamageBoxes[i].UpperXMillis - enemy.DamageBoxes[i].LowerXMillis) / 1000L + 1),
height: (int)((enemy.DamageBoxes[i].UpperYMillis - enemy.DamageBoxes[i].LowerYMillis) / 1000L + 1),
color: new DTColor(r: 0, g: 0, b: 255, alpha: 50),
fill: true);
}
}
}
foreach (PlayerBullet playerBullet in this.playerBullets)
{
for (int i = 0; i < playerBullet.CollisionBoxes.Count; i++)
{
ObjectBox playerBulletObjectBox = playerBullet.CollisionBoxes[i];
display.DrawRectangle(
x: (int)((playerBullet.xMillis + playerBulletObjectBox.LowerXMillis) / 1000L),
y: (int)(700 - ((playerBullet.yMillis + playerBulletObjectBox.UpperYMillis) / 1000L)),
width: (int)((playerBulletObjectBox.UpperXMillis - playerBulletObjectBox.LowerXMillis) / 1000L + 1),
height: (int)((playerBulletObjectBox.UpperYMillis - playerBulletObjectBox.LowerYMillis) / 1000L + 1),
color: new DTColor(r: 255, g: 0, b: 0, alpha: 50),
fill: true);
}
}
}
}
/*
* Note that since these debug things bypass regular game logic, they may break other stuff or crash the program
* (Should be used for debugging / development only)
*/
if (this.debugMode)
{
display.DebugPrint(
x: 10,
y: 10 + 30,
debugText: "Number of objects: " + (this.powerUps.Count + this.playerBullets.Count + this.enemyObjects.Count));
}
}