xy()

unsigned int xy	(	unsigned int	x,
		unsigned int	y )

Definition at line 86 of file PJRCSpectrumAnalyzer.h.

                                                {
  if ((y & 1) == 0) {
    // even numbered rows (0, 2, 4...) are left to right
    return y * matrix_width + x;
  } else {
    // odd numbered rows (1, 3, 5...) are right to left
    return y * matrix_width + matrix_width - 1 - x;
  }
}

References matrix_width, x, and y.

Referenced by fl::vec2< u16 >::vec2(), fl::XYPathRenderer::at_subpixel(), fl::XYPathRenderer::compute_float(), fl::third_party::DecodeHuffmanPairs(), FL_DISABLE_WARNING(), anonymous_namespace{LedRopeTCL.cpp}::init_screenmap(), loop(), makeScreenMap(), setup(), fl::splat(), fl::Matrix3x3f::transform(), fl::Transform16::transform(), fl::TransformFloat::transform(), fl::TransformFloatImpl::transform(), and wu_water().

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