76 lines
1.5 KiB
Go
76 lines
1.5 KiB
Go
package main
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import "github.com/veandco/go-sdl2/sdl"
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/*
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#cgo CFLAGS: -I/home/nick/Downloads/include
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#cgo LDFLAGS: -L/home/nick/.local/lib -lprojectM-4
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#include "projectM-4/projectM.h"
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*/
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import "C"
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import (
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"bufio"
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"encoding/binary"
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"os"
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"time"
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)
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func main() {
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if err := sdl.Init(sdl.INIT_EVERYTHING); err != nil {
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panic(err)
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}
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defer sdl.Quit()
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window, err := sdl.CreateWindow("test", sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
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800, 600, sdl.WINDOW_OPENGL)
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if err != nil {
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panic(err)
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}
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defer window.Destroy()
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context, err := window.GLCreateContext()
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if err != nil {
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panic(err)
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}
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defer sdl.GLDeleteContext(context)
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handle := C.projectm_create()
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if handle == nil {
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panic("nil")
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}
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defer C.projectm_destroy(handle)
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C.projectm_set_window_size(handle, 800, 600)
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preset := C.CString("/usr/share/projectM/presets/presets_stock/Zylot - Wisps.milk")
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C.projectm_load_preset_file(handle, preset, false)
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reader := bufio.NewReader(os.Stdin)
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running := true
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for running {
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for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
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switch event.(type) {
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case *sdl.QuitEvent:
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println("Quit")
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running = false
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break
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}
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}
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audioData := make([]int16, 4096)
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err = binary.Read(reader, binary.LittleEndian, audioData)
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if err != nil {
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panic(err)
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}
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C.projectm_pcm_add_int16(handle, (*C.int16_t)(&audioData[0]), C.uint(len(audioData)), C.PROJECTM_STEREO)
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C.projectm_opengl_render_frame(handle)
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window.GLSwap()
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time.Sleep(1 / 60 * time.Second)
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}
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}
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