Toshihiro Shimizu 890ddd
/*------------------------------------
Toshihiro Shimizu 890ddd
Iwa_SpectrumFx
Toshihiro Shimizu 890ddd
参照画像を位相差として、干渉色を出力する
Toshihiro Shimizu 890ddd
------------------------------------*/
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "iwa_spectrumfx.h"
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "iwa_cie_d65.h"
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#include "iwa_xyz.h"
Toshihiro Shimizu 890ddd
Shinya Kitaoka 120a6e
namespace {
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const float PI = 3.14159265f;
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}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
/*------------------------------------
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 Calculate soap bubble color map
Toshihiro Shimizu 890ddd
------------------------------------*/
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void Iwa_SpectrumFx::calcBubbleMap(float3 *bubbleColor, double frame,
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                                   bool computeAngularAxis) {
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  int i, j, k;  /* bubbleColor[j][k] = [256][3] */
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  float d;      /* Thickness of the film (μm) */
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  int ram;      /* rambda iterator */
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  float rambda; /* wavelength of light (μm) */
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  struct REFLECTIVITY {
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    /* transmission and reflection amplitudes for each boundary */
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    float r_ab, t_ab, r_ba, t_ba;
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    float r_real, r_img; /* reflection amplitude of the film */
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    float R;             /* energy reflectance */
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  } p, s;
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  float R_final;                   /* combined energy reflectance */
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  float phi;                       /* phase */
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  float color_x, color_y, color_z; /* xyz color channels */
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  /* obtain parameters */
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  float intensity       = (float)m_intensity->getValue(frame);
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  float refractiveIndex = (float)m_refractiveIndex->getValue(frame);
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  float thickMax        = (float)m_thickMax->getValue(frame);
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  float thickMin        = (float)m_thickMin->getValue(frame);
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  float rgbGamma[3]     = {(float)m_RGamma->getValue(frame),
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                       (float)m_GGamma->getValue(frame),
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                       (float)m_BGamma->getValue(frame)};
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  float lensFactor = (float)m_lensFactor->getValue(frame);
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  float shift      = (float)m_spectrumShift->getValue(frame);
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  float fadeWidth  = (float)m_loopSpectrumFadeWidth->getValue(frame) / 2.0f;
Shinya Kitaoka 120a6e
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  /* for Iwa_SpectrumFx, incident angle is fixed to 0,
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     for Iwa_SoapBubbleFx, compute for all discrete incident angles*/
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  int i_max        = (computeAngularAxis) ? 256 : 1;
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  float3 *bubble_p = bubbleColor;
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  /* for each discrete incident angle */
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  for (i = 0; i < i_max; i++) {
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    /* incident angle (radian) */
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    float angle_in = PI / 2.0f / 255.0f * (float)i;
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    /* refraction angle (radian) */
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    float angle_re = asinf(sinf(angle_in) / refractiveIndex);
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    /* transmission and reflection amplitudes for each boundary, for each
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     * polarization */
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    float cos_in = cosf(angle_in);
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    float cos_re = cosf(angle_re);
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    // compute the offset in order to make the seam of looped-spectrum curved
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    // along the stripe
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    float seam_offset = 0.0f;
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    if (fadeWidth != 0.0f) {  // if the fade width is 0, the seam does not curve
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      float base_light_diff =
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          (thickMax + thickMin) / cosf(asinf(1 / refractiveIndex));
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      float offset_width = 0.5f * (base_light_diff - thickMax - thickMin);
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      seam_offset        = 0.5f * (base_light_diff *
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                                cosf(asinf(cosf(angle_in) / refractiveIndex)) -
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                            thickMax - thickMin - offset_width);
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    }
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    // P-polarized light
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    p.r_ab = (cos_re - refractiveIndex * cos_in) /
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             (cos_re + refractiveIndex * cos_re);
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    p.t_ab = (1.0f - p.r_ab) / refractiveIndex;
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    p.r_ba = -p.r_ab;
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    p.t_ba = (1.0f + p.r_ab) * refractiveIndex;
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    // S-polarized light
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    s.r_ab = (cos_in - refractiveIndex * cos_re) /
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             (cos_in + refractiveIndex * cos_re);
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    s.t_ab = 1.0f + s.r_ab;
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    s.r_ba = -s.r_ab;
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    s.t_ba = 1.0f - s.r_ab;
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    /* for each discrete thickness */
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    for (j = 0; j < 256; j++) {
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      // normalize within 0-1 and shift
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      float t = (float)j / 255.0f + shift;
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      // get fractional part
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      t -= std::floor(t);
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      // apply lens factor
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      t = powf(t, lensFactor);
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      float tmp_rgb[2][3];
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      float tmp_t[2];
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      float tmp_ratio[2];
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      if (t < seam_offset - fadeWidth) {
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        tmp_t[0]     = t + 1.0f;
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        tmp_t[1]     = 0;  // unused
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        tmp_ratio[0] = 1.0f;
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        tmp_ratio[1] = 0.0f;
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      } else if (t < seam_offset + fadeWidth) {
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        tmp_t[0]     = t;
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        tmp_t[1]     = t + 1.0f;
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        tmp_ratio[0] = 0.5f + 0.5f * (t - seam_offset) / fadeWidth;
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        tmp_ratio[1] = 1.0f - tmp_ratio[0];
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      } else if (t > 1.0f + seam_offset + fadeWidth) {
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        tmp_t[0]     = t - 1.0f;
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        tmp_t[1]     = 0;  // unused
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        tmp_ratio[0] = 1.0f;
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        tmp_ratio[1] = 0.0f;
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      } else if (t > 1.0f + seam_offset - fadeWidth) {
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        tmp_t[0]     = t;
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        tmp_t[1]     = t - 1.0f;
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        tmp_ratio[0] = 0.5f + 0.5f * (1.0f - t + seam_offset) / fadeWidth;
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        tmp_ratio[1] = 1.0f - tmp_ratio[0];
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      } else {  // no fade
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        tmp_t[0]     = t;
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        tmp_t[1]     = 0;  // unused
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        tmp_ratio[0] = 1.0f;
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        tmp_ratio[1] = 0.0f;
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      }
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      /* compute colors for two thickness values and fade them*/
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      for (int fadeId = 0; fadeId < 2; fadeId++) {
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        // if composite ratio is 0, skip computing
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        if (tmp_ratio[fadeId] == 0.0f) continue;
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        /* calculate the thickness of film (μm) */
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        d = thickMin + (thickMax - thickMin) * tmp_t[fadeId];
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        /* there may be a case that the thickness is smaller than 0 */
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        if (d < 0.0f) d = 0.0f;
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        /* initialize XYZ color channels */
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        color_x = 0.0f;
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        color_y = 0.0f;
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        color_z = 0.0f;
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        /* for each wavelength (in the range of visible light, 380nm-710nm) */
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        for (ram = 0; ram < 34; ram++) {
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          /* wavelength `λ` (μm) */
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          rambda = 0.38f + 0.01f * (float)ram;
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          /* phase of light */
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          phi = 4.0f * PI * refractiveIndex * d * cos_re / rambda;
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          /* reflection amplitude of the film for each polarization */
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          // P-polarized light
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          p.r_real = p.r_ab + p.t_ab * p.r_ba * p.t_ba * cosf(phi);
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          p.r_img  = p.t_ab * p.r_ba * p.t_ba * sinf(phi);
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          // S-polarized light
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          s.r_real = s.r_ab + s.t_ab * s.r_ba * s.t_ba * cosf(phi);
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          s.r_img  = s.t_ab * s.r_ba * s.t_ba * sinf(phi);
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          p.R = p.r_real * p.r_real + p.r_img * p.r_img;
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          s.R = s.r_real * s.r_real + s.r_img * s.r_img;
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          /* combined energy reflectance */
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          R_final = (p.R + s.R) / 2.0f;
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          /* accumulate XYZ channel values */
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          color_x += intensity * cie_d65[ram] * R_final * xyz[ram * 3 + 0];
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          color_y += intensity * cie_d65[ram] * R_final * xyz[ram * 3 + 1];
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          color_z += intensity * cie_d65[ram] * R_final * xyz[ram * 3 + 2];
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        } /* next wavelength (ram) */
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        tmp_rgb[fadeId][0] =
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            3.240479f * color_x - 1.537150f * color_y - 0.498535f * color_z;
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        tmp_rgb[fadeId][1] =
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            -0.969256f * color_x + 1.875992f * color_y + 0.041556f * color_z;
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        tmp_rgb[fadeId][2] =
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            0.055648f * color_x - 0.204043f * color_y + 1.057311f * color_z;
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        /* clamp overflows */
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        for (k = 0; k < 3; k++) {
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          if (tmp_rgb[fadeId][k] < 0.0f) tmp_rgb[fadeId][k] = 0.0f;
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          /* gamma adjustment */
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          tmp_rgb[fadeId][k] = powf((tmp_rgb[fadeId][k] / 255.0f), rgbGamma[k]);
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          if (tmp_rgb[fadeId][k] >= 1.0f) tmp_rgb[fadeId][k] = 1.0f;
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        }
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      }
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      bubble_p->x = tmp_rgb[0][0] * tmp_ratio[0] + tmp_rgb[1][0] * tmp_ratio[1];
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      bubble_p->y = tmp_rgb[0][1] * tmp_ratio[0] + tmp_rgb[1][1] * tmp_ratio[1];
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      bubble_p->z = tmp_rgb[0][2] * tmp_ratio[0] + tmp_rgb[1][2] * tmp_ratio[1];
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      bubble_p++;
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    } /*- next thickness d (j) -*/
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  }   /*- next incident angle (i) -*/
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Toshihiro Shimizu 890ddd
Iwa_SpectrumFx::Iwa_SpectrumFx()
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    : m_intensity(1.0)
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    , m_refractiveIndex(1.25)
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    , m_thickMax(1.0)
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    , m_thickMin(0.0)
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    , m_RGamma(1.0)
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    , m_GGamma(1.0)
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    , m_BGamma(1.0)
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    , m_lensFactor(1.0)
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    , m_lightThres(1.0)
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    , m_lightIntensity(1.0)
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    , m_loopSpectrumFadeWidth(0.0)
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    , m_spectrumShift(0.0) {
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  addInputPort("Source", m_input);
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  addInputPort("Light", m_light);
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  bindParam(this, "intensity", m_intensity);
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  bindParam(this, "refractiveIndex", m_refractiveIndex);
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  bindParam(this, "thickMax", m_thickMax);
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  bindParam(this, "thickMin", m_thickMin);
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  bindParam(this, "RGamma", m_RGamma);
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  bindParam(this, "GGamma", m_GGamma);
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  bindParam(this, "BGamma", m_BGamma);
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  bindParam(this, "lensFactor", m_lensFactor);
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  bindParam(this, "lightThres", m_lightThres);
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  bindParam(this, "lightIntensity", m_lightIntensity);
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  bindParam(this, "loopSpectrumFadeWidth", m_loopSpectrumFadeWidth);
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  bindParam(this, "spectrumShift", m_spectrumShift);
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  m_intensity->setValueRange(0.0, 8.0);
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  m_refractiveIndex->setValueRange(1.0, 3.0);
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  m_thickMax->setValueRange(-1.5, 2.0);
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  m_thickMin->setValueRange(-1.5, 2.0);
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  m_RGamma->setValueRange(0.001, 1.0);
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  m_GGamma->setValueRange(0.001, 1.0);
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  m_BGamma->setValueRange(0.001, 1.0);
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  m_lensFactor->setValueRange(0.01, 10.0);
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  m_lightThres->setValueRange(-5.0, 1.0);
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  m_lightIntensity->setValueRange(0.0, 1.0);
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  m_loopSpectrumFadeWidth->setValueRange(0.0, 1.0);
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  m_spectrumShift->setValueRange(-10.0, 10.0);
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Shinya Kitaoka 120a6e
void Iwa_SpectrumFx::doCompute(TTile &tile, double frame,
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                               const TRenderSettings &settings) {
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  if (!m_input.isConnected()) return;
Shinya Kitaoka 120a6e
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  /*- 薄膜干渉色マップ -*/
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  float3 *bubbleColor;
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  TDimensionI dim(tile.getRaster()->getLx(), tile.getRaster()->getLy());
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  /*- 256段階で干渉色を計算 -*/
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  TRasterGR8P bubbleColor_ras(sizeof(float3) * 256, 1);
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  bubbleColor_ras->lock();
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  bubbleColor = (float3 *)bubbleColor_ras->getRawData();
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  /*- シャボン色マップの生成 -*/
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  calcBubbleMap(bubbleColor, frame);
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  /*- いったん素材をTileに収める -*/
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  m_input->compute(tile, frame, settings);
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  /*--------------------
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   ここで、Lightが刺さっていた場合は、Lightのアルファを使用&HDRThresでスクリーン合成
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  --------------------*/
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  TRasterP lightRas = 0;
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  if (m_light.isConnected()) {
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    TTile light_tile;
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    m_light->allocateAndCompute(light_tile, tile.m_pos, dim, tile.getRaster(),
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                                frame, settings);
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    lightRas = light_tile.getRaster();
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    lightRas->lock();
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  }
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  TRaster32P ras32 = (TRaster32P)tile.getRaster();
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  TRaster64P ras64 = (TRaster64P)tile.getRaster();
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  {
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    if (ras32) {
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      if (lightRas)
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        convertRasterWithLight<traster32p, tpixel32="">(</traster32p,>
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            ras32, dim, bubbleColor, (TRaster32P)lightRas,
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            (float)m_lightThres->getValue(frame),
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            (float)m_lightIntensity->getValue(frame));
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      else
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        convertRaster<traster32p, tpixel32="">(ras32, dim, bubbleColor);</traster32p,>
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    } else if (ras64) {
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      if (lightRas)
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        convertRasterWithLight<traster64p, tpixel64="">(</traster64p,>
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            ras64, dim, bubbleColor, (TRaster64P)lightRas,
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            (float)m_lightThres->getValue(frame),
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            (float)m_lightIntensity->getValue(frame));
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      else
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        convertRaster<traster64p, tpixel64="">(ras64, dim, bubbleColor);</traster64p,>
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    }
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  }
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Shinya Kitaoka 120a6e
  //メモリ解放
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  // brightness_ras->unlock();
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  bubbleColor_ras->unlock();
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  if (lightRas) lightRas->unlock();
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Toshihiro Shimizu 890ddd
template <typename pixel="" raster,="" typename=""></typename>
Shinya Kitaoka 120a6e
void Iwa_SpectrumFx::convertRaster(const RASTER ras, TDimensionI dim,
Shinya Kitaoka 120a6e
                                   float3 *bubbleColor) {
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  float rr, gg, bb, aa;
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  float spec_r, spec_g, spec_b;
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  float brightness;
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  for (int j = 0; j < dim.ly; j++) {
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    PIXEL *pix = ras->pixels(j);
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    for (int i = 0; i < dim.lx; i++) {
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      aa = (float)pix->m / PIXEL::maxChannelValue;
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      if (aa == 0.0f) /*- アルファが0なら変化なし -*/
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      {
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        pix++;
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        continue;
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      }
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      /*- depremutiplyはしないでおく -*/
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      rr         = (float)pix->r / (float)PIXEL::maxChannelValue;
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      gg         = (float)pix->g / (float)PIXEL::maxChannelValue;
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      bb         = (float)pix->b / (float)PIXEL::maxChannelValue;
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      brightness = 0.298912f * rr + 0.586611f * gg + 0.114478f * bb;
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      /*- 反転 -*/
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      brightness = 1.0f - brightness;
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      /*- 輝度MAXの場合 -*/
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      if (brightness >= 1.0f) {
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        spec_r = bubbleColor[255].x * aa;
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        spec_g = bubbleColor[255].y * aa;
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        spec_b = bubbleColor[255].z * aa;
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      } else {
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        /*- 線形補間する -*/
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        int index   = (int)(brightness * 255.0f);
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        float ratio = brightness * 255.0f - (float)index;
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        spec_r = bubbleColor[index].x * (1.0f - ratio) +
Shinya Kitaoka 120a6e
                 bubbleColor[index + 1].x * ratio;
Shinya Kitaoka 120a6e
        spec_g = bubbleColor[index].y * (1.0f - ratio) +
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                 bubbleColor[index + 1].y * ratio;
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        spec_b = bubbleColor[index].z * (1.0f - ratio) +
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                 bubbleColor[index + 1].z * ratio;
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        spec_r *= aa;
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        spec_g *= aa;
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        spec_b *= aa;
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      }
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      /*- 元のピクセルに書き戻す -*/
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      float val;
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      /*- チャンネル範囲にクランプ -*/
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      val    = spec_r * (float)PIXEL::maxChannelValue + 0.5f;
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      pix->r = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
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                                             ? (float)PIXEL::maxChannelValue
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                                             : val);
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      val    = spec_g * (float)PIXEL::maxChannelValue + 0.5f;
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      pix->g = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
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                                             ? (float)PIXEL::maxChannelValue
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                                             : val);
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      val    = spec_b * (float)PIXEL::maxChannelValue + 0.5f;
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      pix->b = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
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                                             ? (float)PIXEL::maxChannelValue
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                                             : val);
Shinya Kitaoka 120a6e
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      pix++;
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    }
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  }
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Toshihiro Shimizu 890ddd
template <typename pixel="" raster,="" typename=""></typename>
Shinya Kitaoka 120a6e
void Iwa_SpectrumFx::convertRasterWithLight(const RASTER ras, TDimensionI dim,
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                                            float3 *bubbleColor,
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                                            const RASTER lightRas,
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                                            float lightThres,
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                                            float lightIntensity) {
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  float rr, gg, bb, aa;
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  float spec_r, spec_g, spec_b;
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  float brightness;
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  for (int j = 0; j < dim.ly; j++) {
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    PIXEL *light_pix = lightRas->pixels(j);
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    PIXEL *pix       = ras->pixels(j);
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    for (int i = 0; i < dim.lx; i++) {
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      aa = (float)light_pix->m / PIXEL::maxChannelValue;
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      if (aa == 0.0f) /*- アルファが0なら透明にする -*/
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      {
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        *pix = PIXEL::Transparent;
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        light_pix++;
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        pix++;
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        continue;
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      }
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      /*- depremutiplyはしないでおく -*/
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      rr         = (float)pix->r / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      gg         = (float)pix->g / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      bb         = (float)pix->b / (float)PIXEL::maxChannelValue;
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      brightness = 0.298912f * rr + 0.586611f * gg + 0.114478f * bb;
Shinya Kitaoka 120a6e
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      /*- 反転 -*/
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      brightness = 1.0f - brightness;
Shinya Kitaoka 120a6e
      /*- 輝度MAXの場合 -*/
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      if (brightness >= 1.0f) {
Shinya Kitaoka 120a6e
        spec_r = bubbleColor[255].x;
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        spec_g = bubbleColor[255].y;
Shinya Kitaoka 120a6e
        spec_b = bubbleColor[255].z;
Shinya Kitaoka 120a6e
      } else {
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        /*- 線形補間する -*/
Shinya Kitaoka 120a6e
        int index   = (int)(brightness * 255.0f);
Shinya Kitaoka 120a6e
        float ratio = brightness * 255.0f - (float)index;
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
        spec_r = bubbleColor[index].x * (1.0f - ratio) +
Shinya Kitaoka 120a6e
                 bubbleColor[index + 1].x * ratio;
Shinya Kitaoka 120a6e
        spec_g = bubbleColor[index].y * (1.0f - ratio) +
Shinya Kitaoka 120a6e
                 bubbleColor[index + 1].y * ratio;
Shinya Kitaoka 120a6e
        spec_b = bubbleColor[index].z * (1.0f - ratio) +
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                 bubbleColor[index + 1].z * ratio;
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      }
Shinya Kitaoka 120a6e
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      /*- ここで、Light画像とのスクリーン合成を行う -*/
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      float HDR_Factor;
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      if (aa <= lightThres || lightThres == 1.0f)
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        HDR_Factor = 0.0;
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      else
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        HDR_Factor = lightIntensity * (aa - lightThres) / (1.0 - lightThres);
Shinya Kitaoka 120a6e
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      float light_r = (float)light_pix->r / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      float light_g = (float)light_pix->g / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      float light_b = (float)light_pix->b / (float)PIXEL::maxChannelValue;
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      /*- スクリーン合成結果と虹色をHDR_Factorで混ぜる -*/
Shinya Kitaoka 120a6e
      spec_r = (1.0f - HDR_Factor) * spec_r +
Shinya Kitaoka 120a6e
               HDR_Factor * (spec_r + light_r - spec_r * light_r);
Shinya Kitaoka 120a6e
      spec_g = (1.0f - HDR_Factor) * spec_g +
Shinya Kitaoka 120a6e
               HDR_Factor * (spec_g + light_g - spec_g * light_g);
Shinya Kitaoka 120a6e
      spec_b = (1.0f - HDR_Factor) * spec_b +
Shinya Kitaoka 120a6e
               HDR_Factor * (spec_b + light_b - spec_b * light_b);
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
      spec_r *= aa;
Shinya Kitaoka 120a6e
      spec_g *= aa;
Shinya Kitaoka 120a6e
      spec_b *= aa;
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
      /*- 元のピクセルに書き戻す -*/
Shinya Kitaoka 120a6e
      float val;
Shinya Kitaoka 120a6e
      /*- チャンネル範囲にクランプ -*/
Shinya Kitaoka 120a6e
      val    = spec_r * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->r = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      val    = spec_g * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->g = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      val    = spec_b * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->b = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
      pix->m = light_pix->m;
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
      pix++;
Shinya Kitaoka 120a6e
      light_pix++;
Shinya Kitaoka 120a6e
    }
Shinya Kitaoka 120a6e
  }
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
/*------------------------------------
Toshihiro Shimizu 890ddd
 素材タイルを0〜1に正規化して格納
Toshihiro Shimizu 890ddd
------------------------------------*/
Toshihiro Shimizu 890ddd
template <typename pixel="" raster,="" typename=""></typename>
Shinya Kitaoka 120a6e
void Iwa_SpectrumFx::setSourceRasters(const RASTER ras,
Shinya Kitaoka 120a6e
                                      float4 *in_out_tile_host,
Shinya Kitaoka 120a6e
                                      const RASTER light_ras,
Shinya Kitaoka 120a6e
                                      float4 *light_host, TDimensionI dim,
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                                      bool useLight) {
Shinya Kitaoka 120a6e
  float4 *chann_p      = in_out_tile_host;
Shinya Kitaoka 120a6e
  float4 *lightChann_p = light_host;
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
  for (int j = 0; j < dim.ly; j++) {
Shinya Kitaoka 120a6e
    PIXEL *pix      = ras->pixels(j);
Shinya Kitaoka 120a6e
    PIXEL *lightPix = (useLight) ? light_ras->pixels(j) : 0;
Shinya Kitaoka 120a6e
    for (int i = 0; i < dim.lx; i++) {
Shinya Kitaoka 120a6e
      (*chann_p).x = (float)pix->r / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      (*chann_p).y = (float)pix->g / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      (*chann_p).z = (float)pix->b / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      (*chann_p).w = (float)pix->m / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
      pix++;
Shinya Kitaoka 120a6e
      chann_p++;
Shinya Kitaoka 120a6e
Shinya Kitaoka 120a6e
      if (useLight) {
Shinya Kitaoka 120a6e
        (*lightChann_p).x = (float)lightPix->r / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
        (*lightChann_p).y = (float)lightPix->g / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
        (*lightChann_p).z = (float)lightPix->b / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
        (*lightChann_p).w = (float)lightPix->m / (float)PIXEL::maxChannelValue;
Shinya Kitaoka 120a6e
        lightPix++;
Shinya Kitaoka 120a6e
        lightChann_p++;
Shinya Kitaoka 120a6e
      }
Shinya Kitaoka 120a6e
    }
Shinya Kitaoka 120a6e
  }
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
/*------------------------------------
Toshihiro Shimizu 890ddd
 出力結果をChannel値に変換してタイルに格納
Toshihiro Shimizu 890ddd
------------------------------------*/
Toshihiro Shimizu 890ddd
template <typename pixel="" raster,="" typename=""></typename>
Toshihiro Shimizu 890ddd
void Iwa_SpectrumFx::outputRasters(const RASTER outRas,
Shinya Kitaoka 120a6e
                                   float4 *in_out_tile_host, TDimensionI dim) {
Shinya Kitaoka 120a6e
  float4 *chann_p = in_out_tile_host;
Shinya Kitaoka 120a6e
  for (int j = 0; j < dim.ly; j++) {
Shinya Kitaoka 120a6e
    PIXEL *pix = outRas->pixels(j);
Shinya Kitaoka 120a6e
    for (int i = 0; i < dim.lx; i++) {
Shinya Kitaoka 120a6e
      float val;
Shinya Kitaoka 120a6e
      val    = (*chann_p).x * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->r = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      val    = (*chann_p).y * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->g = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      val    = (*chann_p).z * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->b = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      val    = (*chann_p).w * (float)PIXEL::maxChannelValue + 0.5f;
Shinya Kitaoka 120a6e
      pix->m = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue)
Shinya Kitaoka 120a6e
                                             ? (float)PIXEL::maxChannelValue
Shinya Kitaoka 120a6e
                                             : val);
Shinya Kitaoka 120a6e
      pix++;
Shinya Kitaoka 120a6e
      chann_p++;
Shinya Kitaoka 120a6e
    }
Shinya Kitaoka 120a6e
  }
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Toshihiro Shimizu 890ddd
Shinya Kitaoka 120a6e
bool Iwa_SpectrumFx::doGetBBox(double frame, TRectD &bBox,
Shinya Kitaoka 120a6e
                               const TRenderSettings &info) {
Shinya Kitaoka 120a6e
  if (!m_input.isConnected()) {
Shinya Kitaoka 120a6e
    bBox = TRectD();
Shinya Kitaoka 120a6e
    return false;
Shinya Kitaoka 120a6e
  }
Shinya Kitaoka 120a6e
  return m_input->doGetBBox(frame, bBox, info);
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------
Toshihiro Shimizu 890ddd
Shinya Kitaoka 120a6e
bool Iwa_SpectrumFx::canHandle(const TRenderSettings &info, double frame) {
Shinya Kitaoka 120a6e
  return true;
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
FX_PLUGIN_IDENTIFIER(Iwa_SpectrumFx, "iwa_SpectrumFx")