Method rawPoints

core/src/processing/opengl/PShapeOpenGL.java:5189–5249

(PGraphicsOpenGL g)

  protected void rawPoints(PGraphicsOpenGL g) {
    PGraphics raw = g.getRaw();

    raw.colorMode(RGB);
    raw.noFill();
    raw.strokeCap(strokeCap);
    raw.beginShape(POINTS);

    float[] vertices = tessGeo.pointVertices;
    int[] color = tessGeo.pointColors;
    float[] attribs = tessGeo.pointOffsets;
    short[] indices = tessGeo.pointIndices;

    IndexCache cache = tessGeo.pointIndexCache;
    for (int n = 0; n < cache.size; n++) {
      int ioffset = cache.indexOffset[n];
      int icount = cache.indexCount[n];
      int voffset = cache.vertexOffset[n];

      int pt = ioffset;
      while (pt < (ioffset + icount) / 3) {
        float size = attribs[2 * pt + 2];
        float weight;
        int perim;
        if (0 < size) { // round point
          weight = +size / 0.5f;
          perim = PApplet.min(PGraphicsOpenGL.MAX_POINT_ACCURACY,
                  PApplet.max(PGraphicsOpenGL.MIN_POINT_ACCURACY,
                              (int) (TWO_PI * weight /
                              PGraphicsOpenGL.POINT_ACCURACY_FACTOR))) + 1;
        } else {        // Square point
          weight = -size / 0.5f;
          perim = 5;
        }

        int i0 = voffset + indices[3 * pt];
        int argb0 = PGL.nativeToJavaARGB(color[i0]);
        float[] pt0 = {0, 0, 0, 0};

        float[] src0 = {0, 0, 0, 0};
        PApplet.arrayCopy(vertices, 4 * i0, src0, 0, 4);
        g.modelview.mult(src0, pt0);

        if (raw.is3D()) {
          raw.strokeWeight(weight);
          raw.stroke(argb0);
          raw.vertex(pt0[X], pt0[Y], pt0[Z]);
        } else if (raw.is2D()) {
          float sx0 = g.screenXImpl(pt0[0], pt0[1], pt0[2], pt0[3]);
          float sy0 = g.screenYImpl(pt0[0], pt0[1], pt0[2], pt0[3]);
          raw.strokeWeight(weight);
          raw.stroke(argb0);
          raw.vertex(sx0, sy0);
        }

        pt += perim;
      }
    }