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slightly less janky movement coeffs

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a dinosaur
2024-08-16 00:39:25 +10:00
parent 6b92b538a5
commit 6d9dac5215
1 changed files with 4 additions and 9 deletions
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13
Sources/Voxelotl/Player.swift
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@ -10,7 +10,8 @@ struct Player {
static let eyeLevel: Float = 1.4 static let eyeLevel: Float = 1.4
static let epsilon = Float.ulpOfOne * 10 static let epsilon = Float.ulpOfOne * 10
static let speedCoeff: Float = 720 static let speedCoeff: Float = 75
static let frictionCoeff: Float = 12.5
static let gravityCoeff: Float = 12 static let gravityCoeff: Float = 12
static let jumpVelocity: Float = 9 static let jumpVelocity: Float = 9
@ -79,10 +80,8 @@ struct Player {
if let aabb = checkCollision(self._position) { if let aabb = checkCollision(self._position) {
if _velocity.x < 0 { if _velocity.x < 0 {
self._position.x = aabb.right + Self.radius + Self.epsilon self._position.x = aabb.right + Self.radius + Self.epsilon
printErr("-x")
} else { } else {
self._position.x = aabb.left - Self.radius - Self.epsilon self._position.x = aabb.left - Self.radius - Self.epsilon
printErr("+x")
} }
self._velocity.x = 0 self._velocity.x = 0
} }
@ -90,10 +89,8 @@ struct Player {
if let aabb = checkCollision(self._position) { if let aabb = checkCollision(self._position) {
if _velocity.z < 0 { if _velocity.z < 0 {
self._position.z = aabb.near + Self.radius + Self.epsilon self._position.z = aabb.near + Self.radius + Self.epsilon
printErr("-x")
} else { } else {
self._position.z = aabb.far - Self.radius - Self.epsilon self._position.z = aabb.far - Self.radius - Self.epsilon
printErr("+x")
} }
self._velocity.z = 0 self._velocity.z = 0
} }
@ -101,12 +98,10 @@ struct Player {
if let aabb = checkCollision(self._position) { if let aabb = checkCollision(self._position) {
if _velocity.y < 0 { if _velocity.y < 0 {
self._position.y = aabb.top + Self.epsilon self._position.y = aabb.top + Self.epsilon
if !self._onGround { printErr("-y") }
self._onGround = true self._onGround = true
} else { } else {
self._position.y = aabb.bottom - Self.height - Self.epsilon self._position.y = aabb.bottom - Self.height - Self.epsilon
self._onGround = false self._onGround = false
printErr("+y")
} }
self._velocity.y = 0 self._velocity.y = 0
} else { } else {
@ -115,8 +110,8 @@ struct Player {
// Ground friction // Ground friction
if self._onGround { if self._onGround {
self._velocity.x *= 25 * deltaTime self._velocity.x -= self._velocity.x * Self.frictionCoeff * deltaTime
self._velocity.z *= 25 * deltaTime self._velocity.z -= self._velocity.z * Self.frictionCoeff * deltaTime
} }
} }
} }