74 lines
1.4 KiB
C
74 lines
1.4 KiB
C
#pragma once
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#define WIN32_LEAN_AND_MEAN
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#define WIN32_EXTRA_LEAN
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#include "windows.h"
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#include "mmsystem.h"
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#include "mmreg.h"
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#include "4klang.h"
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#define USE_SOUND_THREAD
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#pragma bss_seg(".synthnothing")
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static float lpSoundBuffer[MAX_SAMPLES * 2];
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static HWAVEOUT hWaveOut;
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#pragma data_seg(".wavefmt")
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WAVEFORMATEX WaveFMT =
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{
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#ifdef FLOAT_32BIT
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WAVE_FORMAT_IEEE_FLOAT,
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#else
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WAVE_FORMAT_PCM,
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#endif
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2, // channels
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SAMPLE_RATE, // samples per sec
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SAMPLE_RATE*sizeof(SAMPLE_TYPE)* 2, // bytes per sec
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sizeof(SAMPLE_TYPE)* 2, // block alignment;
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sizeof(SAMPLE_TYPE)* 8, // bits per sample
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0 // extension not needed
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};
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#pragma data_seg(".wavehdr")
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WAVEHDR WaveHDR =
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{
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(LPSTR)lpSoundBuffer,
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MAX_SAMPLES*sizeof(SAMPLE_TYPE)* 2, // MAX_SAMPLES*sizeof(float)*2(stereo)
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0,
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0,
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WHDR_PREPARED,
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0,
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0,
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0
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};
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#pragma data_seg(".mmtime")
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MMTIME MMTime =
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{
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TIME_SAMPLES,
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0
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};
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#ifndef _DEBUG
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#pragma code_seg(".initsnd")
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#endif
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__forceinline void InitSound()
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{
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#ifdef USE_SOUND_THREAD
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::CreateThread(0, 0, (LPTHREAD_START_ROUTINE)_4klang_render, lpSoundBuffer, 0, 0);
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#else
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_4klang_render(lpSoundBuffer);
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#endif
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Sleep(1024);
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waveOutOpen(&hWaveOut, WAVE_MAPPER, &WaveFMT, NULL, 0, CALLBACK_NULL);
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//waveOutPrepareHeader( hWaveOut, &WaveHDR, sizeof(WaveHDR) );
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waveOutWrite(hWaveOut, &WaveHDR, sizeof(WaveHDR));
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}
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#ifndef _DEBUG
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#pragma code_seg(".sample")
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#endif
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__forceinline void get_Sample()
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{
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waveOutGetPosition(hWaveOut, &MMTime, sizeof(MMTIME));
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}
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