// Copyright (c) 2024 Nico de Poel
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using UnityEngine;

namespace FidelityFX
{
    public static class Fsr3ShaderIDs
    {
        // Shader resource views, i.e. read-only bindings
        public static readonly int SrvInputColor = Shader.PropertyToID("r_input_color_jittered");
        public static readonly int SrvOpaqueOnly = Shader.PropertyToID("r_input_opaque_only");
        public static readonly int SrvInputMotionVectors = Shader.PropertyToID("r_input_motion_vectors");
        public static readonly int SrvInputDepth = Shader.PropertyToID("r_input_depth");
        public static readonly int SrvInputExposure = Shader.PropertyToID("r_input_exposure");
        public static readonly int SrvFrameInfo = Shader.PropertyToID("r_frame_info"); 
        public static readonly int SrvReactiveMask = Shader.PropertyToID("r_reactive_mask");
        public static readonly int SrvTransparencyAndCompositionMask = Shader.PropertyToID("r_transparency_and_composition_mask");
        public static readonly int SrvReconstructedPrevNearestDepth = Shader.PropertyToID("r_reconstructed_previous_nearest_depth");
        public static readonly int SrvDilatedMotionVectors = Shader.PropertyToID("r_dilated_motion_vectors");
        public static readonly int SrvDilatedDepth = Shader.PropertyToID("r_dilated_depth");
        public static readonly int SrvInternalUpscaled = Shader.PropertyToID("r_internal_upscaled_color");
        public static readonly int SrvAccumulation = Shader.PropertyToID("r_accumulation");
        public static readonly int SrvLumaHistory = Shader.PropertyToID("r_luma_history");
        public static readonly int SrvRcasInput = Shader.PropertyToID("r_rcas_input");
        public static readonly int SrvLanczosLut = Shader.PropertyToID("r_lanczos_lut");
        public static readonly int SrvSpdMips = Shader.PropertyToID("r_spd_mips");
        public static readonly int SrvDilatedReactiveMasks = Shader.PropertyToID("r_dilated_reactive_masks");
        public static readonly int SrvNewLocks = Shader.PropertyToID("r_new_locks");
        public static readonly int SrvFarthestDepth = Shader.PropertyToID("r_farthest_depth");
        public static readonly int SrvFarthestDepthMip1 = Shader.PropertyToID("r_farthest_depth_mip1");
        public static readonly int SrvShadingChange = Shader.PropertyToID("r_shading_change");
        public static readonly int SrvCurrentLuma = Shader.PropertyToID("r_current_luma");
        public static readonly int SrvPreviousLuma = Shader.PropertyToID("r_previous_luma");
        public static readonly int SrvLumaInstability = Shader.PropertyToID("r_luma_instability");
        public static readonly int SrvPrevColorPreAlpha = Shader.PropertyToID("r_input_prev_color_pre_alpha");
        public static readonly int SrvPrevColorPostAlpha = Shader.PropertyToID("r_input_prev_color_post_alpha");

        // Unordered access views, i.e. random read/write bindings
        public static readonly int UavReconstructedPrevNearestDepth = Shader.PropertyToID("rw_reconstructed_previous_nearest_depth");
        public static readonly int UavDilatedMotionVectors = Shader.PropertyToID("rw_dilated_motion_vectors");
        public static readonly int UavDilatedDepth = Shader.PropertyToID("rw_dilated_depth");
        public static readonly int UavInternalUpscaled = Shader.PropertyToID("rw_internal_upscaled_color");
        public static readonly int UavAccumulation = Shader.PropertyToID("rw_accumulation");
        public static readonly int UavLumaHistory = Shader.PropertyToID("rw_luma_history");
        public static readonly int UavUpscaledOutput = Shader.PropertyToID("rw_upscaled_output");
        public static readonly int UavDilatedReactiveMasks = Shader.PropertyToID("rw_dilated_reactive_masks");
        public static readonly int UavFrameInfo = Shader.PropertyToID("rw_frame_info");
        public static readonly int UavSpdAtomicCount = Shader.PropertyToID("rw_spd_global_atomic");
        public static readonly int UavNewLocks = Shader.PropertyToID("rw_new_locks");
        public static readonly int UavAutoReactive = Shader.PropertyToID("rw_output_autoreactive");
        public static readonly int UavShadingChange = Shader.PropertyToID("rw_shading_change");
        public static readonly int UavFarthestDepth = Shader.PropertyToID("rw_farthest_depth");
        public static readonly int UavFarthestDepthMip1 = Shader.PropertyToID("rw_farthest_depth_mip1");
        public static readonly int UavCurrentLuma = Shader.PropertyToID("rw_current_luma");
        public static readonly int UavLumaInstability = Shader.PropertyToID("rw_luma_instability");
        public static readonly int UavSpdMip0 = Shader.PropertyToID("rw_spd_mip0");
        public static readonly int UavSpdMip1 = Shader.PropertyToID("rw_spd_mip1");
        public static readonly int UavSpdMip2 = Shader.PropertyToID("rw_spd_mip2");
        public static readonly int UavSpdMip3 = Shader.PropertyToID("rw_spd_mip3");
        public static readonly int UavSpdMip4 = Shader.PropertyToID("rw_spd_mip4");
        public static readonly int UavSpdMip5 = Shader.PropertyToID("rw_spd_mip5");
        public static readonly int UavAutoComposition = Shader.PropertyToID("rw_output_autocomposition");
        public static readonly int UavPrevColorPreAlpha = Shader.PropertyToID("rw_output_prev_color_pre_alpha");
        public static readonly int UavPrevColorPostAlpha = Shader.PropertyToID("rw_output_prev_color_post_alpha");

        // Constant buffer bindings
        public static readonly int CbFsr3Upscaler = Shader.PropertyToID("cbFSR3Upscaler");
        public static readonly int CbSpd = Shader.PropertyToID("cbSPD");
        public static readonly int CbRcas = Shader.PropertyToID("cbRCAS");
        public static readonly int CbGenReactive = Shader.PropertyToID("cbGenerateReactive");
    }
}