Function zParPTankSteamCreate

src/SB/Game/zParPTank.cpp:617–659

const RwV2d steam_size = { 0.4f, 0.4f };

static void zParPTankSteamCreate(zParPTank* zp, U32 max_particles, zParPTankUpdateCallback update)
{
    zp->num_particles = 0;
    zp->max_particles = max_particles;
    zp->flags = 0;
    zp->update = update;

    RwTexture* tex = (RwTexture*)xSTFindAsset(xStrHash("particle_cloud"), NULL);
    if (!tex)
    {
        return;
    }

    RwTextureSetFilterMode(tex, rwFILTERLINEAR);
    RwRGBA defaultColor = { 0xFF, 0xFF, 0xFF, 0xFF };

    zp->ptank = RpPTankAtomicCreate(
        zp->max_particles, rpPTANKDFLAGPOSITION | rpPTANKDFLAGVTX2TEXCOORDS | rpPTANKDFLAGARRAY, 0);

    RwFrame* frame = RwFrameCreate();
    RwMatrixSetIdentity(&frame->modelling);
    RpAtomicSetFrame(zp->ptank, frame);

    RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.cColor = defaultColor;

    if (zp->ptank->geometry->matList.materials[0])
    {
        zp->ptank->geometry->matList.materials[0]->color =
            RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.cColor;
    }
    RPATOMICPTANKPLUGINDATA(zp->ptank)->instFlags |= rpPTANKIFLAGCNSCOLOR;
    RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.cSize = steam_size;
    RPATOMICPTANKPLUGINDATA(zp->ptank)->instFlags |= rpPTANKIFLAGCNSSIZE;

    RpMaterialSetTexture(zp->ptank->geometry->matList.materials[0], tex);

    RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.srcBlend = 5;
    RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.dstBlend = 2;
    RPATOMICPTANKPLUGINDATA(zp->ptank)->instFlags |= rpPTANKIFLAGALPHABLENDING;
    RPATOMICPTANKPLUGINDATA(zp->ptank)->publicData.vertexAlphaBlend = 1;

    sSteamAnimTime = 0.0f;
}

// Equivalent: float load optimization
static void zParPTankSteamUpdate(zParPTank* zp, float dt)