54 lines
1,015 B
Odin
54 lines
1,015 B
Odin
package main
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import "core:fmt"
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import "vendor:sdl2"
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WIDTH :: 1600
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HEIGHT :: 900
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Game :: struct {
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render: ^sdl2.Renderer,
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time: f64,
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dt: f64,
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}
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get_time :: proc() -> f64 {
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return f64(sdl2.GetPerformanceCounter()) * 1000 / f64(sdl2.GetPerformanceFrequency())
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}
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main :: proc() {
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assert(sdl2.Init(sdl2.INIT_VIDEO) == 0, sdl2.GetErrorString())
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defer sdl2.Quit()
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window := sdl2.CreateWindow("Game", 0, 0, 1600, 900, sdl2.WINDOW_SHOWN)
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assert(window != nil, sdl2.GetErrorString())
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defer sdl2.DestroyWindow(window)
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render := sdl2.CreateRenderer(window, -1, sdl2.RENDERER_ACCELERATED)
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assert(render != nil, sdl2.GetErrorString())
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tickrate := 240.0
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ticktime := 1000.0 / tickrate
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game := Game {
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render = render,
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time = get_time(),
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dt = ticktime,
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}
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for {
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event: sdl2.Event
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for sdl2.PollEvent(&event) {
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#partial switch event.type {
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case .QUIT:
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return
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}
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}
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sdl2.SetRenderDrawColor(render, 0, 0, 0, 0)
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sdl2.RenderClear(render)
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sdl2.RenderPresent(render)
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}
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}
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