public void Draw()
{
BeginDrawing();
ClearBackground(Color.RAYWHITE);
// Green/red square
DrawRectangle(120, 120, 80, 80, boxColor);
if (showHitboxCorners)
{
Color cornerColor = new Color();
// For loops a finite 4 times- once for each corner.
// Sphere colliders are ommited from this since their hitbox is their size.
for (int i = 0; i < 4; i++)
{
// This will create a checker pattern, purple being min/max.
if (i % 2 == 0)
{
cornerColor = Color.GREEN;
}
else
{
cornerColor = Color.DARKPURPLE;
}
// Player's collider
DrawCircle((int)playerCollider.Corners()[i].x, (int)playerCollider.Corners()[i].y, 6, cornerColor);
// Red/green box's collider
DrawCircle((int)boxCollider.Corners()[i].x, (int)boxCollider.Corners()[i].y, 6, cornerColor);
// Destructable items colliders
for (int j = 0; j < destructableHolder.GetChildCount(); j++)
{
Destructable temp = (Destructable)destructableHolder.GetChild(j);
if (temp.destHP > 0)
{
DrawCircle((int)temp.destCollider.Corners()[i].x, (int)temp.destCollider.Corners()[i].y, 6, cornerColor);
}
}
// Walls Colliders
for (int j = 0; j < wallHolder.GetChildCount(); j++)
{
Wall temp = (Wall)wallHolder.GetChild(j);
DrawCircle((int)temp.wallCollider.Corners()[i].x, (int)temp.wallCollider.Corners()[i].y, 6, cornerColor);
}
}
}
foreach (SceneObject s in Hierarchy)
{
s.Draw();
}
// TEXT SHOULD BE DRAWN ABOVE ALL OTHER ITEMS; PLACE TEXT BELOW HERE
DrawText($"FPS: {fps.ToString()}", 10, 10, 12, rainbow);
if (showHitboxCorners)
{
DrawText("HITBOX VIEW", 60, 10, 12, rainbow);
}
DrawText($"Time Left: {remainingTime}", 245, 20, 18, Color.RED);
DrawText("SCORE:", 540, 10, 14, Color.DARKGRAY);
DrawText($"{score}", 595, 10, 14, rainbow);
DrawText("Highscores:", 10, 400, 20, rainbow);
for (int i = 0; i < highscores.Length; i++)
{
DrawText($"{i + 1}: {highscores[i]}", 20, 425 + (15 * i), 14, Color.DARKGRAY);
}
DrawText("Press P to toggle hitbox logic.", 350, 460, 12, Color.DARKGRAY);
if (collisionToggle)
{
DrawText("Transforming", 540, 460, 12, rainbow);
}
else
{
DrawText("Static", 565, 460, 12, rainbow);
}
EndDrawing();
}
public void Update()
{
#region Time Calculations
deltaTime = gameTime.GetDeltaTime();
timer += deltaTime;
if (timer >= 1)
{
fps = frames;
frames = 0;
timer -= 1;
}
frames++;
// Updates the rainbow color every frame!
rainbowColorF++;
if (rainbowColorF <= 0 || rainbowColorF >= 360)
{
rainbowColorF = 0;
}
rainbow = ColorFromHSV(new Vector3(rainbowColorF, 1, 1));
// In-game timer.
// If the infinite time cheat is on, time will never advance. Once time is
// resumed, the game will likely instantly end. Only intended for testing.
if (!infiniteTime)
{
remainingTime = 45 - gameTime.Seconds; // THIS SHOULD BE 45
}
else
{
remainingTime = 1;
}
// Clamped to prevent the player from seeing "Time Remaining: [negitive number]".
if (remainingTime <= 0)
{
remainingTime = 0;
}
#endregion
#region Player Input
lastPlayerTransform.Set(tankObject.GlobalTransform);
// Player movement is restricted when colliding with a wall.
// They can still move their turret and fire however.
if (IsKeyDown(KeyboardKey.KEY_A) && !isCollidingWall)
{
tankObject.Rotate(-deltaTime);
}
if (IsKeyDown(KeyboardKey.KEY_D) && !isCollidingWall)
{
tankObject.Rotate(deltaTime);
}
if (IsKeyDown(KeyboardKey.KEY_W) && !isCollidingWall)
{
playerFacing = new MathFunctions.Vector3(tankObject.LocalTransform.m1, tankObject.LocalTransform.m2, 1) * deltaTime * playerSpeed;
tankObject.Translate(playerFacing.x, playerFacing.y);
}
if (IsKeyDown(KeyboardKey.KEY_S) && !isCollidingWall)
{
playerFacing = new MathFunctions.Vector3(tankObject.LocalTransform.m1, tankObject.LocalTransform.m2, 1) * deltaTime * -playerSpeed;
tankObject.Translate(playerFacing.x, playerFacing.y);
}
if (IsKeyDown(KeyboardKey.KEY_Q))
{
turretObject.Rotate(-deltaTime);
}
if (IsKeyDown(KeyboardKey.KEY_E))
{
turretObject.Rotate(deltaTime);
}
if (IsKeyPressed(KeyboardKey.KEY_SPACE))
{
// Create a new projectile going the direction of the turret's rotation.
Projectile temp = new Projectile(turretObject.GlobalTransform.m5, -turretObject.GlobalTransform.m4);
// Set the position to be near the end of the turret's barrel upon spawning.
temp.SetPosition(turretObject.GlobalTransform.m7 + (turretObject.GlobalTransform.m5 * 30), turretObject.GlobalTransform.m8 + (-turretObject.GlobalTransform.m4 * 30));
// Add it to the projectile holder.
projectileHolder.AddChild(temp);
}
if (IsKeyPressed(KeyboardKey.KEY_P))
{
collisionToggle = !collisionToggle;
}
if (IsKeyPressed(KeyboardKey.KEY_O))
{
showHitboxCorners = !showHitboxCorners;
}
if (IsKeyPressed(KeyboardKey.KEY_I))
{
infiniteTime = !infiniteTime;
}
#endregion
#region Collision Box Updates
if (collisionToggle)
{
// For an AABB that resizes during transforms.
for (int i = 0; i < playerCornerPoints.Length; i++)
{
pCornersArray[i] = new MathFunctions.Vector3(playerCornerPoints[i].GlobalTransform.m7, playerCornerPoints[i].GlobalTransform.m8, 0);
}
playerCollider.Fit(pCornersArray);
}
else
{
// For a static AABB.
playerCollider.Resize(new MathFunctions.Vector3(tankObject.GlobalTransform.m7 - (tankSprite.Width / 2), tankObject.GlobalTransform.m8 - (tankSprite.Height / 2), 0),
new MathFunctions.Vector3(tankObject.GlobalTransform.m7 + (tankSprite.Width / 2), tankObject.GlobalTransform.m8 + (tankSprite.Height / 2), 0));
}
#endregion
#region Projectiles
// Check to see if the projectile acually needs to be deleted first.
for (int i = 0; i < projectileHolder.GetChildCount(); i++)
{
if (projectileHolder.GetChild(i).removeMe)
{
projectileHolder.RemoveChild(projectileHolder.GetChild(i));
}
}
#endregion
#region Collision Logic
// PLAYER
// Checking if the player is hitting any of the destructable objects.
// This limits movement and pushes the player out of the collision box.
for (int i = 0; i < destructableHolder.GetChildCount(); i++)
{
Destructable temp = (Destructable)destructableHolder.GetChild(i);
if (playerCollider.Overlaps(temp.destCollider) && temp.destHP > 0)
{
isCollidingWall = true;
tankObject.SetPosition(lastPlayerTransform.m7, lastPlayerTransform.m8);
// Break here to prevent any more checks setting isCollidingWall to false when you're hitting at least one object.
break;
}
else
{
isCollidingWall = false;
}
}
// Checking for the player hitting any of the walls.
// This limits movement and pushes the player out of the collision box.
for (int i = 0; i < wallHolder.GetChildCount(); i++)
{
Wall temp = (Wall)wallHolder.GetChild(i);
if (playerCollider.Overlaps(temp.wallCollider))
{
isCollidingWall = true;
tankObject.SetPosition(lastPlayerTransform.m7, lastPlayerTransform.m8);
// Break here to prevent any more checks setting isCollidingWall to false when you're hitting at least one object.
break;
}
else
{
isCollidingWall = false;
}
}
// Checking to see if the player is in the red/green box.
// If so, the box will turn red.
if (boxCollider.Overlaps(playerCollider))
{
boxColor = Color.RED;
}
else
{
boxColor = Color.GREEN;
}
// PROJECTILES
for (int i = 0; i < projectileHolder.GetChildCount(); i++)
{
// Grab a Projectile from the holder
Projectile temp = (Projectile)projectileHolder.GetChild(i);
// Check against the Destructable items in the holder.
// This takes away 1 HP from the itme and discards the projectile.
for (int k = 0; k < destructableHolder.GetChildCount(); k++)
{
Destructable tempDest = (Destructable)destructableHolder.GetChild(k);
if (temp.projectileCollider.Overlaps(tempDest.destCollider) && tempDest.destHP > 0)
{
projectileHolder.RemoveChild(temp);
tempDest.destHP--;
}
}
// Check against the Targets in the holder.
// This will give the player a point and respawn the target elsewhere.
for (int j = 0; j < targetHolder.GetChildCount(); j++)
{
Target temptarget = (Target)targetHolder.GetChild(j);
if (temp.projectileCollider.Overlaps(temptarget.targetCollider))
{
temptarget.Respawn();
score++;
projectileHolder.RemoveChild(temp);
}
}
// Check to see if the projectile is in the green/red box.
// But first- if the player already is in there, we won't check this.
if (!boxCollider.Overlaps(playerCollider))
{
if (temp.projectileCollider.Overlaps(boxCollider))
{
boxColor = Color.RED;
break;
}
else
{
boxColor = Color.GREEN;
}
}
}
#endregion
// Update
foreach (SceneObject s in Hierarchy)
{
s.Update(deltaTime);
}
#region Debug - KEEP COMMENTED UNLESS TESTING
#endregion
}
