mirror
/
fireblade-ecs
mirror of https://github.com/fireblade-engine/ecs.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Demo refinements

This commit is contained in:
Christian Treffs 2017-10-30 09:10:20 +01:00
parent 7c7b38253b
commit e643c7761a
2 changed files with 35 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
Sources/FirebladeECS/Timer.swift
View File

@ -7,13 +7,13 @@
import Darwin.Mach.mach_time import Darwin.Mach.mach_time
struct Timer { public struct Timer {
private let numerator: UInt64 private let numerator: UInt64
private let denominator: UInt64 private let denominator: UInt64
private var startTime: UInt64 = 0 private var startTime: UInt64 = 0
private var stopTime: UInt64 = 0 private var stopTime: UInt64 = 0
init() { public init() {
var timeBaseInfo = mach_timebase_info.init(numer: 0, denom: 0 ) var timeBaseInfo = mach_timebase_info.init(numer: 0, denom: 0 )
let success: kern_return_t = mach_timebase_info(&timeBaseInfo) let success: kern_return_t = mach_timebase_info(&timeBaseInfo)
assert(KERN_SUCCESS == success) assert(KERN_SUCCESS == success)
@ -21,30 +21,30 @@ struct Timer {
denominator = UInt64(timeBaseInfo.denom) denominator = UInt64(timeBaseInfo.denom)
} }
mutating func start() { public mutating func start() {
startTime = mach_absolute_time() startTime = mach_absolute_time()
} }
mutating func stop() { public mutating func stop() {
stopTime = mach_absolute_time() stopTime = mach_absolute_time()
} }
mutating func reset() { public mutating func reset() {
startTime = 0 startTime = 0
stopTime = 0 stopTime = 0
} }
var nanoSeconds: UInt64 { public var nanoSeconds: UInt64 {
return ((stopTime - startTime) * numerator) / denominator return ((stopTime - startTime) * numerator) / denominator
} }
var microSeconds: Double { public var microSeconds: Double {
return Double(nanoSeconds) / 1.0e3 return Double(nanoSeconds) / 1.0e3
} }
var milliSeconds: Double { public var milliSeconds: Double {
return Double(nanoSeconds) / 1.0e6 return Double(nanoSeconds) / 1.0e6
} }
var seconds: Double { public var seconds: Double {
return Double(nanoSeconds) / 1.0e9 return Double(nanoSeconds) / 1.0e9
} }
} }

28
Sources/FirebladeECSDemo/main.swift
View File

@ -1,6 +1,7 @@
import CSDL2 import CSDL2
import FirebladeECS import FirebladeECS
var tSetup = Timer()
tSetup.start()
if SDL_Init(SDL_INIT_VIDEO) != 0 { if SDL_Init(SDL_INIT_VIDEO) != 0 {
fatalError("could not init video") fatalError("could not init video")
} }
@ -130,10 +131,31 @@ let positionResetSystem = PositionResetSystem()
let renderSystem = RenderSystem(hWin: hWin) let renderSystem = RenderSystem(hWin: hWin)
let colorSystem = ColorSystem() let colorSystem = ColorSystem()
createScene() func printHelp() {
let help: String = """
================ FIREBLADE ECS DEMO ===============
press:
ESC quit
c change all colors (random)
r reset all positions (to center)
s stop movement
+ increase movement speed
- reduce movement speed
space reset to default movement speed
"""
print(help)
}
createScene()
tSetup.stop()
print("[SETUP]: took \(tSetup.milliSeconds)ms")
var tRun = Timer()
printHelp()
tRun.start()
var event: SDL_Event = SDL_Event() var event: SDL_Event = SDL_Event()
var quit: Bool = false var quit: Bool = false
print("================ RUNNING ================")
while quit == false { while quit == false {
while SDL_PollEvent(&event) == 1 { while SDL_PollEvent(&event) == 1 {
switch SDL_EventType(rawValue: event.type) { switch SDL_EventType(rawValue: event.type) {
@ -172,3 +194,5 @@ while quit == false {
SDL_DestroyWindow(hWin) SDL_DestroyWindow(hWin)
SDL_Quit() SDL_Quit()
tRun.stop()
print("[RUN]: took \(tRun.seconds)s")