o3de/Gems/Atom/Feature/Common/Code/Source/PostProcessing/DepthOfFieldPencilMap.h

/*
 * Copyright (c) Contributors to the Open 3D Engine Project.
 * For complete copyright and license terms please see the LICENSE at the root of this distribution.
 *
 * SPDX-License-Identifier: Apache-2.0 OR MIT
 *
 */

#pragma once

namespace AZ
{
    namespace Render 
    {
        namespace PencilMap 
        {
            // PencilMap 35mm Film
            static constexpr unsigned int TextureWidth = 128;
            static constexpr unsigned int TextureHeight = 64;
            static constexpr const char* TextureFilePath = "textures/postprocessing/depthoffield_pencilmap_35mmfilm.bmp.streamingimage";

            // EIS_35mm : 36.0mm x 24.0mm
            // sqrt(36.0 * 36.0 + 24.0 * 24.0) = 43.267mm = 0.043267m
            static constexpr float EIS_35mm_DiagonalLength = 0.043267f;

            // focusPointU(61) : Pixel number of focus point.
            // width(128) : The width of pencil map.
            // PencilMapFocusPointTexcoordU = (focusPointU + 1) / width.
            static constexpr float PencilMapFocusPointTexcoordU = 0.484375f;
        } // namespace PencilMap
    } // namespace Render
} // namespace AZ