void SetupWaveShaderParams(S_WaveEmitter emitter)
{
//
// paramsSet0.xy - wave center (normalized coords)
// paramsSet0.z - wave amplitude
// paramsSet0.w - wave frequency
//
// paramsSet1.x - wave distance attenuation
// paramsSet1.y - wave speed
// paramsSet1.z - wave start time
//
// const float MIN_ATT = 0.001f;
Vector4 paramSet0 = Vector4.zero;
Vector4 paramSet1 = Vector4.zero;
paramSet0.x = emitter.m_Center.x;
paramSet0.y = emitter.m_Center.y;
paramSet0.z = emitter.m_Amplitude;
paramSet0.w = emitter.m_Frequency;
paramSet1.x = emitter.m_DistAtt;
paramSet1.y = emitter.m_Speed;
paramSet1.z = emitter.m_StartTime;
paramSet1.w = 1; // (1 - MIN_ATT) / (MIN_ATT * emitter.m_Duration * emitter.m_Duration);
SetWaveShaderParams(emitter.m_SlotIdx, paramSet0, paramSet1);
}
public void EmitGrenadeExplosionWave(Vector2 normScreenPos, S_WaveParams waveParams)
{
if (m_FreeWaveEmitterSlots.Count == 0)
{
Debug.LogWarning("Out of free wave-emitter slots");
return;
}
int slotIdx = m_FreeWaveEmitterSlots.Pop();
S_WaveEmitter emitter = new S_WaveEmitter();
emitter.m_Center = normScreenPos;
emitter.m_Amplitude = waveParams.m_Amplitude;
emitter.m_Frequency = waveParams.m_Freq;
emitter.m_Speed = waveParams.m_Speed;
emitter.m_StartTime = Time.time + waveParams.m_Delay;
emitter.m_Duration = waveParams.m_Duration + waveParams.m_Delay;
emitter.m_DistAtt = 1.0f / waveParams.m_Radius;
emitter.m_SlotIdx = slotIdx;
//Debug.Log("Amp = " + emitter.m_Amplitude + " R = " + waveParams.m_Radius);
m_ActiveWaves.Add(emitter);
}