/// <summary>
/// Get emitter by its name for the given asset rule
/// </summary>
/// <param name="ptxAssetRulePtr">Pointer to the PtfxAssetRule instance</param>
/// <param name="emitterName">Name of the child emitter object</param>
/// <returns></returns>
private static PtxEventEmitter *GetPtfxEventEmitterByName(IntPtr ptxAssetRulePtr, string emitterName)
{
if (bInitialized == false)
{
return(null);
}
PtxEventEmitter *foundEmitter = null;
var ptxRule = Marshal.PtrToStructure <PtxEffectRule>(ptxAssetRulePtr);
for (var i = 0; i < ptxRule.EmittersCount; i++)
{
var emitter = ptxRule.Emitters[i];
var szName = Marshal.PtrToStringAnsi(emitter->SzEmitterName);
if (szName == emitterName)
{
foundEmitter = emitter;
break;
}
}
return(foundEmitter);
}
private static void SetEmitterColour(IntPtr ptfxRule, string particleName, byte red, byte green, byte blue, byte alpha)
{
var behaviourHash = Game.GenerateHash("ptxu_Colour");
PtxEventEmitter *emitter = GetPtfxEventEmitterByName(ptfxRule, particleName);
var r = 1.0f / 255 * red;
var g = 1.0f / 255 * green;
var b = 1.0f / 255 * blue;
var a = 1.0f / 255 * alpha;
for (var i = 0; i < emitter->ParticleRule->BehavioursCount; i++)
{
Ptxu_Colour *behaviour = emitter->ParticleRule->Behaviours[i];
if (behaviour->HashName != (uint)behaviourHash)
{
continue;
}
for (var x = 0; x < behaviour->NumFrames; x++)
{
PtxKeyframeProp *keyframe = behaviour->KeyframeProps[x];
if (keyframe->Current.Items == IntPtr.Zero)
{
continue;
}
var items = (PtxVarVector *)keyframe->Current.Items;
for (var y = 0; y < keyframe->Current.Count; y++)
{
if (items == null)
{
continue;
}
items[y].Min.R = r;
items[y].Min.G = g;
items[y].Min.B = b;
items[y].Min.A = a;
items[y].Max.R = r;
items[y].Max.G = g;
items[y].Max.B = b;
items[y].Max.A = a;
}
}
}
}
private static PtxEventEmitter *GetPtfxEventEmitterByName(IntPtr ptxAssetRulePtr, string particleName)
{
PtxEffectRule ptxRule = Marshal.PtrToStructure <PtxEffectRule>(ptxAssetRulePtr);
for (int i = 0; i < ptxRule.EmittersCount; i++)
{
PtxEventEmitter *emitter = ptxRule.Emitters[i];
string szName = Marshal.PtrToStringAnsi(emitter->SzEmitterName);
if (szName == particleName)
{
return(emitter);
}
}
return(null);
}
public static void SetPtfxColor(string baseAsset, string particleName, int emitterIndex, Color newColor)
{
if (bInitialized == false)
{
return;
}
string key = baseAsset + ':' + particleName;
if (!ptfxRulePtrList.TryGetValue(key, out var result) &&
!FindPtxEffectRule(GetPtfxRuleDictionary(baseAsset), particleName, out result))
{
return;
}
ptfxRulePtrList[key] = result;
PtxEventEmitter *emitter = GetPtfxEventEmitterByIndex(result, emitterIndex);
Debug.Assert(emitter != null);
SetEmitterColour(emitter, newColor);
}
private static void SetEmitterColour(PtxEventEmitter *emitter, Color colour)
{
SetEmitterColour(emitter, colour.R, colour.G, colour.B, colour.A);
}
private static void SetPtxParticleEmitterColour(IntPtr ptfxRule, string particleName, Color colour)
{
//Logger.Log(string.Format("SetPtxParticleEmitterColour() - Setting colour for emitter \"{0}\" to ({1}, {2}, {3})", particleName, colour.R, colour.G, colour.B));
PtxEventEmitter *emitter = GetPtfxEventEmitterByName(ptfxRule, particleName);
int behaviourHash = Game.GenerateHash("ptxu_Colour");
for (int i = 0; i < emitter->ParticleRule->BehavioursCount; i++)
{
PtxBehaviour *behaviour = emitter->ParticleRule->Behaviours[i];
if (behaviour->HashName == (uint)behaviourHash)
{
for (int x = 0; x < behaviour->NumFrames - 1; x++)
{
behaviour->KeyframeProps[x]->Defaults.Vectors[0].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->Defaults.Vectors[0].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->Defaults.Vectors[0].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->Defaults.Vectors[0].Value[3] = (1.0f / 255) * colour.A; // a
behaviour->KeyframeProps[x]->Defaults.Vectors[1].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->Defaults.Vectors[1].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->Defaults.Vectors[1].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->Defaults.Vectors[1].Value[3] = (1.0f / 255) * colour.A; // a*/
if (behaviour->KeyframeProps[x]->F1 != null)
{
for (int y = 0; y < behaviour->KeyframeProps[x]->F1->Vars->UnkCount; y++)
{
behaviour->KeyframeProps[x]->F1->Vars->Vectors[y].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->F1->Vars->Vectors[y].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->F1->Vars->Vectors[y].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->F1->Vars->Vectors[y].Value[3] = (1.0f / 255) * colour.A; // a
}
}
if (behaviour->KeyframeProps[x]->F2 != null)
{
for (int y = 0; y < behaviour->KeyframeProps[x]->F2->Vars->UnkCount; y++)
{
behaviour->KeyframeProps[x]->F2->Vars->Vectors[y].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->F2->Vars->Vectors[y].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->F2->Vars->Vectors[y].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->F2->Vars->Vectors[y].Value[3] = (1.0f / 255) * colour.A; // a
}
}
if (behaviour->KeyframeProps[x]->F3 != null)
{
for (int y = 0; y < behaviour->KeyframeProps[x]->F3->Vars->UnkCount; y++)
{
behaviour->KeyframeProps[x]->F3->Vars->Vectors[y].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->F3->Vars->Vectors[y].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->F3->Vars->Vectors[y].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->F3->Vars->Vectors[y].Value[3] = (1.0f / 255) * colour.A; // a
}
}
if (behaviour->KeyframeProps[x]->F4 != null)
{
for (int y = 0; y < behaviour->KeyframeProps[x]->F4->Vars->UnkCount; y++)
{
behaviour->KeyframeProps[x]->F4->Vars->Vectors[y].Value[0] = (1.0f / 255) * colour.R; // r
behaviour->KeyframeProps[x]->F4->Vars->Vectors[y].Value[1] = (1.0f / 255) * colour.G; // g
behaviour->KeyframeProps[x]->F4->Vars->Vectors[y].Value[2] = (1.0f / 255) * colour.B; // b
behaviour->KeyframeProps[x]->F4->Vars->Vectors[y].Value[3] = (1.0f / 255) * colour.A; // a
}
}
}
}
}
}