Function DrawGlowEffect

model/newstyle.cpp:677–698

Draws a glowing cone of light

// Draws a glowing cone of light
void DrawGlowEffect(vector *pos, float r, float g, float b, vector *norm, float size) {
  if (!UseHardware)
    return; // No software stuff here!

  if (Polymodel_use_effect && Polymodel_effect.type & PEF_NO_GLOWS)
    return;

  rend_SetZBufferWriteMask(0);
  rend_SetAlphaType(AT_SATURATE_TEXTURE);
  rend_SetAlphaValue(.8 * 255);
  rend_SetLighting(LS_GOURAUD);
  rend_SetColorModel(CM_RGB);

  ddgr_color color = GR_RGB(r * 255, g * 255, b * 255);
  int bm_handle = Fireballs[GRADIENT_BALL_INDEX].bm_handle;

  rend_SetZBias(-size);
  g3_DrawBitmap(pos, size, (size * bm_h(bm_handle, 0)) / bm_w(bm_handle, 0), bm_handle, color);

  rend_SetZBias(0.0);
  rend_SetZBufferWriteMask(1);
}

void RenderSubmodelFacesSorted(poly_model *pm, bsp_info *sm) {
  int i, t;