947 lines
29 KiB
C++
947 lines
29 KiB
C++
// Copyright (c) 2012-2022 Wojciech Figat. All rights reserved.
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#include "PixelFormatExtensions.h"
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#include "Engine/Core/Math/Math.h"
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// ReSharper disable CppClangTidyClangDiagnosticSwitchEnum
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#define MAX_PIXEL_FORMATS 256
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namespace
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{
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int32 sizeOfInBits[MAX_PIXEL_FORMATS];
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int32 GetIndex(const PixelFormat format)
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{
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return (int32)format;
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}
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}
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#define InitFormat(formats, bitCount) for(int i = 0; i < ARRAY_COUNT(formats); i++) { sizeOfInBits[GetIndex(formats[i])] = bitCount; }
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void PixelFormatExtensions::Init()
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{
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// Clear lookup table
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Platform::MemoryClear(sizeOfInBits, sizeof sizeOfInBits);
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PixelFormat formats1[] = {
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PixelFormat::R1_UNorm
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};
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InitFormat(formats1, 1);
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PixelFormat formats2[] = {
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PixelFormat::A8_UNorm,
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PixelFormat::R8_SInt,
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PixelFormat::R8_SNorm,
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PixelFormat::R8_Typeless,
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PixelFormat::R8_UInt,
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PixelFormat::R8_UNorm
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};
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InitFormat(formats2, 8);
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PixelFormat formats3[] = {
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PixelFormat::B5G5R5A1_UNorm,
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PixelFormat::B5G6R5_UNorm,
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PixelFormat::D16_UNorm,
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PixelFormat::R16_Float,
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PixelFormat::R16_SInt,
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PixelFormat::R16_SNorm,
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PixelFormat::R16_Typeless,
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PixelFormat::R16_UInt,
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PixelFormat::R16_UNorm,
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PixelFormat::R8G8_SInt,
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PixelFormat::R8G8_SNorm,
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PixelFormat::R8G8_Typeless,
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PixelFormat::R8G8_UInt,
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PixelFormat::R8G8_UNorm
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};
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InitFormat(formats3, 16);
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PixelFormat formats4[] = {
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PixelFormat::B8G8R8X8_Typeless,
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PixelFormat::B8G8R8X8_UNorm,
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PixelFormat::B8G8R8X8_UNorm_sRGB,
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PixelFormat::D24_UNorm_S8_UInt,
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PixelFormat::D32_Float,
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PixelFormat::D32_Float_S8X24_UInt,
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PixelFormat::G8R8_G8B8_UNorm,
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PixelFormat::R10G10B10_Xr_Bias_A2_UNorm,
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PixelFormat::R10G10B10A2_Typeless,
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PixelFormat::R10G10B10A2_UInt,
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PixelFormat::R10G10B10A2_UNorm,
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PixelFormat::R11G11B10_Float,
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PixelFormat::R16G16_Float,
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PixelFormat::R16G16_SInt,
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PixelFormat::R16G16_SNorm,
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PixelFormat::R16G16_Typeless,
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PixelFormat::R16G16_UInt,
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PixelFormat::R16G16_UNorm,
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PixelFormat::R24_UNorm_X8_Typeless,
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PixelFormat::R24G8_Typeless,
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PixelFormat::R32_Float,
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PixelFormat::R32_Float_X8X24_Typeless,
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PixelFormat::R32_SInt,
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PixelFormat::R32_Typeless,
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PixelFormat::R32_UInt,
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PixelFormat::R8G8_B8G8_UNorm,
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PixelFormat::R8G8B8A8_SInt,
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PixelFormat::R8G8B8A8_SNorm,
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PixelFormat::R8G8B8A8_Typeless,
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PixelFormat::R8G8B8A8_UInt,
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PixelFormat::R8G8B8A8_UNorm,
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PixelFormat::R8G8B8A8_UNorm_sRGB,
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PixelFormat::B8G8R8A8_Typeless,
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PixelFormat::B8G8R8A8_UNorm,
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PixelFormat::B8G8R8A8_UNorm_sRGB,
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PixelFormat::R9G9B9E5_SharedExp,
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PixelFormat::X24_Typeless_G8_UInt,
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PixelFormat::X32_Typeless_G8X24_UInt,
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};
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InitFormat(formats4, 32);
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PixelFormat formats5[] = {
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PixelFormat::R16G16B16A16_Float,
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PixelFormat::R16G16B16A16_SInt,
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PixelFormat::R16G16B16A16_SNorm,
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PixelFormat::R16G16B16A16_Typeless,
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PixelFormat::R16G16B16A16_UInt,
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PixelFormat::R16G16B16A16_UNorm,
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PixelFormat::R32G32_Float,
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PixelFormat::R32G32_SInt,
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PixelFormat::R32G32_Typeless,
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PixelFormat::R32G32_UInt,
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PixelFormat::R32G8X24_Typeless,
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};
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InitFormat(formats5, 64);
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PixelFormat formats6[] = {
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PixelFormat::R32G32B32_Float,
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PixelFormat::R32G32B32_SInt,
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PixelFormat::R32G32B32_Typeless,
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PixelFormat::R32G32B32_UInt,
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};
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InitFormat(formats6, 96);
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PixelFormat formats7[] = {
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PixelFormat::R32G32B32A32_Float,
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PixelFormat::R32G32B32A32_SInt,
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PixelFormat::R32G32B32A32_Typeless,
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PixelFormat::R32G32B32A32_UInt,
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};
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InitFormat(formats7, 128);
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PixelFormat formats8[] = {
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PixelFormat::BC1_Typeless,
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PixelFormat::BC1_UNorm,
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PixelFormat::BC1_UNorm_sRGB,
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PixelFormat::BC4_SNorm,
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PixelFormat::BC4_Typeless,
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PixelFormat::BC4_UNorm,
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};
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InitFormat(formats8, 4);
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PixelFormat formats9[] = {
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PixelFormat::BC2_Typeless,
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PixelFormat::BC2_UNorm,
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PixelFormat::BC2_UNorm_sRGB,
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PixelFormat::BC3_Typeless,
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PixelFormat::BC3_UNorm,
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PixelFormat::BC3_UNorm_sRGB,
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PixelFormat::BC5_SNorm,
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PixelFormat::BC5_Typeless,
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PixelFormat::BC5_UNorm,
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PixelFormat::BC6H_Sf16,
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PixelFormat::BC6H_Typeless,
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PixelFormat::BC6H_Uf16,
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PixelFormat::BC7_Typeless,
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PixelFormat::BC7_UNorm,
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PixelFormat::BC7_UNorm_sRGB,
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};
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InitFormat(formats9, 8);
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}
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int32 PixelFormatExtensions::SizeInBits(PixelFormat format)
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{
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return sizeOfInBits[GetIndex(format)];
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}
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int32 PixelFormatExtensions::AlphaSizeInBits(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R32G32B32A32_Typeless:
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case PixelFormat::R32G32B32A32_Float:
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case PixelFormat::R32G32B32A32_UInt:
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case PixelFormat::R32G32B32A32_SInt:
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return 32;
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case PixelFormat::R16G16B16A16_Typeless:
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case PixelFormat::R16G16B16A16_Float:
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case PixelFormat::R16G16B16A16_UNorm:
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case PixelFormat::R16G16B16A16_UInt:
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case PixelFormat::R16G16B16A16_SNorm:
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case PixelFormat::R16G16B16A16_SInt:
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return 16;
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case PixelFormat::R10G10B10A2_Typeless:
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case PixelFormat::R10G10B10A2_UNorm:
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case PixelFormat::R10G10B10A2_UInt:
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case PixelFormat::R10G10B10_Xr_Bias_A2_UNorm:
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return 2;
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case PixelFormat::R8G8B8A8_Typeless:
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case PixelFormat::R8G8B8A8_UNorm:
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case PixelFormat::R8G8B8A8_UNorm_sRGB:
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case PixelFormat::R8G8B8A8_UInt:
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case PixelFormat::R8G8B8A8_SNorm:
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case PixelFormat::R8G8B8A8_SInt:
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case PixelFormat::B8G8R8A8_UNorm:
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case PixelFormat::B8G8R8A8_Typeless:
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case PixelFormat::B8G8R8A8_UNorm_sRGB:
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case PixelFormat::A8_UNorm:
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return 8;
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case PixelFormat::B5G5R5A1_UNorm:
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return 1;
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case PixelFormat::BC1_Typeless:
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case PixelFormat::BC1_UNorm:
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case PixelFormat::BC1_UNorm_sRGB:
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return 1; // or 0
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case PixelFormat::BC2_Typeless:
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case PixelFormat::BC2_UNorm:
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case PixelFormat::BC2_UNorm_sRGB:
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return 4;
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case PixelFormat::BC3_Typeless:
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case PixelFormat::BC3_UNorm:
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case PixelFormat::BC3_UNorm_sRGB:
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return 8;
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case PixelFormat::BC7_Typeless:
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case PixelFormat::BC7_UNorm:
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case PixelFormat::BC7_UNorm_sRGB:
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return 8; // or 0
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default:
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return 0;
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}
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}
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bool PixelFormatExtensions::IsDepthStencil(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R32G8X24_Typeless:
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case PixelFormat::D32_Float_S8X24_UInt:
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case PixelFormat::R32_Float_X8X24_Typeless:
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case PixelFormat::X32_Typeless_G8X24_UInt:
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case PixelFormat::D32_Float:
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case PixelFormat::R24G8_Typeless:
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case PixelFormat::D24_UNorm_S8_UInt:
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case PixelFormat::R24_UNorm_X8_Typeless:
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case PixelFormat::X24_Typeless_G8_UInt:
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case PixelFormat::D16_UNorm:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::HasStencil(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::D24_UNorm_S8_UInt:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsTypeless(const PixelFormat format, const bool partialTypeless)
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{
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switch (format)
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{
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case PixelFormat::R32G32B32A32_Typeless:
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case PixelFormat::R32G32B32_Typeless:
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case PixelFormat::R16G16B16A16_Typeless:
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case PixelFormat::R32G32_Typeless:
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case PixelFormat::R32G8X24_Typeless:
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case PixelFormat::R10G10B10A2_Typeless:
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case PixelFormat::R8G8B8A8_Typeless:
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case PixelFormat::R16G16_Typeless:
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case PixelFormat::R32_Typeless:
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case PixelFormat::R24G8_Typeless:
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case PixelFormat::R8G8_Typeless:
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case PixelFormat::R16_Typeless:
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case PixelFormat::R8_Typeless:
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case PixelFormat::BC1_Typeless:
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case PixelFormat::BC2_Typeless:
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case PixelFormat::BC3_Typeless:
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case PixelFormat::BC4_Typeless:
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case PixelFormat::BC5_Typeless:
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case PixelFormat::B8G8R8A8_Typeless:
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case PixelFormat::B8G8R8X8_Typeless:
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case PixelFormat::BC6H_Typeless:
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case PixelFormat::BC7_Typeless:
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return true;
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case PixelFormat::R32_Float_X8X24_Typeless:
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case PixelFormat::X32_Typeless_G8X24_UInt:
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case PixelFormat::R24_UNorm_X8_Typeless:
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case PixelFormat::X24_Typeless_G8_UInt:
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return partialTypeless;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsValid(const PixelFormat format)
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{
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return format > PixelFormat::Unknown && format < PixelFormat::MAX;
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}
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bool PixelFormatExtensions::IsCompressed(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::BC1_Typeless:
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case PixelFormat::BC1_UNorm:
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case PixelFormat::BC1_UNorm_sRGB:
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case PixelFormat::BC2_Typeless:
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case PixelFormat::BC2_UNorm:
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case PixelFormat::BC2_UNorm_sRGB:
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case PixelFormat::BC3_Typeless:
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case PixelFormat::BC3_UNorm:
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case PixelFormat::BC3_UNorm_sRGB:
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case PixelFormat::BC4_Typeless:
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case PixelFormat::BC4_UNorm:
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case PixelFormat::BC4_SNorm:
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case PixelFormat::BC5_Typeless:
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case PixelFormat::BC5_UNorm:
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case PixelFormat::BC5_SNorm:
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case PixelFormat::BC6H_Typeless:
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case PixelFormat::BC6H_Uf16:
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case PixelFormat::BC6H_Sf16:
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case PixelFormat::BC7_Typeless:
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case PixelFormat::BC7_UNorm:
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case PixelFormat::BC7_UNorm_sRGB:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsCompressedBC(PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::BC1_Typeless:
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case PixelFormat::BC1_UNorm:
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case PixelFormat::BC1_UNorm_sRGB:
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case PixelFormat::BC2_Typeless:
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case PixelFormat::BC2_UNorm:
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case PixelFormat::BC2_UNorm_sRGB:
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case PixelFormat::BC3_Typeless:
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case PixelFormat::BC3_UNorm:
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case PixelFormat::BC3_UNorm_sRGB:
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case PixelFormat::BC4_Typeless:
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case PixelFormat::BC4_UNorm:
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case PixelFormat::BC4_SNorm:
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case PixelFormat::BC5_Typeless:
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case PixelFormat::BC5_UNorm:
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case PixelFormat::BC5_SNorm:
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case PixelFormat::BC6H_Typeless:
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case PixelFormat::BC6H_Uf16:
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case PixelFormat::BC6H_Sf16:
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case PixelFormat::BC7_Typeless:
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case PixelFormat::BC7_UNorm:
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case PixelFormat::BC7_UNorm_sRGB:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsPacked(const PixelFormat format)
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{
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return format == PixelFormat::R8G8_B8G8_UNorm || format == PixelFormat::G8R8_G8B8_UNorm;
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}
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bool PixelFormatExtensions::IsPlanar(const PixelFormat format)
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{
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return false;
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}
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bool PixelFormatExtensions::IsVideo(const PixelFormat format)
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{
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return false;
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}
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bool PixelFormatExtensions::IsSRGB(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R8G8B8A8_UNorm_sRGB:
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case PixelFormat::BC1_UNorm_sRGB:
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case PixelFormat::BC2_UNorm_sRGB:
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case PixelFormat::BC3_UNorm_sRGB:
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case PixelFormat::B8G8R8A8_UNorm_sRGB:
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case PixelFormat::B8G8R8X8_UNorm_sRGB:
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case PixelFormat::BC7_UNorm_sRGB:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsHDR(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R16G16B16A16_Float:
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case PixelFormat::R32G32B32A32_Float:
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case PixelFormat::R16G16_Float:
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case PixelFormat::R16_Float:
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case PixelFormat::BC6H_Sf16:
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case PixelFormat::BC6H_Uf16:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsRgbAOrder(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R32G32B32A32_Typeless:
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case PixelFormat::R32G32B32A32_Float:
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case PixelFormat::R32G32B32A32_UInt:
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case PixelFormat::R32G32B32A32_SInt:
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case PixelFormat::R32G32B32_Typeless:
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case PixelFormat::R32G32B32_Float:
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case PixelFormat::R32G32B32_UInt:
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case PixelFormat::R32G32B32_SInt:
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case PixelFormat::R16G16B16A16_Typeless:
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case PixelFormat::R16G16B16A16_Float:
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case PixelFormat::R16G16B16A16_UNorm:
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case PixelFormat::R16G16B16A16_UInt:
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case PixelFormat::R16G16B16A16_SNorm:
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case PixelFormat::R16G16B16A16_SInt:
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case PixelFormat::R32G32_Typeless:
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case PixelFormat::R32G32_Float:
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case PixelFormat::R32G32_UInt:
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case PixelFormat::R32G32_SInt:
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case PixelFormat::R32G8X24_Typeless:
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case PixelFormat::R10G10B10A2_Typeless:
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case PixelFormat::R10G10B10A2_UNorm:
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case PixelFormat::R10G10B10A2_UInt:
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case PixelFormat::R11G11B10_Float:
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case PixelFormat::R8G8B8A8_Typeless:
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case PixelFormat::R8G8B8A8_UNorm:
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case PixelFormat::R8G8B8A8_UNorm_sRGB:
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case PixelFormat::R8G8B8A8_UInt:
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case PixelFormat::R8G8B8A8_SNorm:
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case PixelFormat::R8G8B8A8_SInt:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsBGRAOrder(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::B8G8R8A8_UNorm:
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case PixelFormat::B8G8R8X8_UNorm:
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case PixelFormat::B8G8R8A8_Typeless:
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case PixelFormat::B8G8R8A8_UNorm_sRGB:
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case PixelFormat::B8G8R8X8_Typeless:
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case PixelFormat::B8G8R8X8_UNorm_sRGB:
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return true;
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default:
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return false;
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}
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}
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bool PixelFormatExtensions::IsNormalized(const PixelFormat format)
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{
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switch (format)
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{
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case PixelFormat::R16G16B16A16_UNorm:
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case PixelFormat::R16G16B16A16_SNorm:
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case PixelFormat::R10G10B10A2_UNorm:
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case PixelFormat::R8G8B8A8_UNorm:
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case PixelFormat::R8G8B8A8_UNorm_sRGB:
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case PixelFormat::R8G8B8A8_SNorm:
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case PixelFormat::R8G8_B8G8_UNorm:
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case PixelFormat::G8R8_G8B8_UNorm:
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case PixelFormat::B5G5R5A1_UNorm:
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case PixelFormat::B8G8R8A8_UNorm:
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case PixelFormat::B8G8R8X8_UNorm:
|
|
case PixelFormat::R10G10B10_Xr_Bias_A2_UNorm:
|
|
case PixelFormat::B8G8R8A8_UNorm_sRGB:
|
|
case PixelFormat::B8G8R8X8_UNorm_sRGB:
|
|
case PixelFormat::B5G6R5_UNorm:
|
|
case PixelFormat::R16G16_UNorm:
|
|
case PixelFormat::R16G16_SNorm:
|
|
case PixelFormat::R8G8_UNorm:
|
|
case PixelFormat::R8G8_SNorm:
|
|
case PixelFormat::D16_UNorm:
|
|
case PixelFormat::R16_UNorm:
|
|
case PixelFormat::R16_SNorm:
|
|
case PixelFormat::R8_UNorm:
|
|
case PixelFormat::R8_SNorm:
|
|
case PixelFormat::A8_UNorm:
|
|
case PixelFormat::R1_UNorm:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool PixelFormatExtensions::IsInteger(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R32G32B32A32_UInt:
|
|
case PixelFormat::R32G32B32A32_SInt:
|
|
case PixelFormat::R16G16B16A16_UInt:
|
|
case PixelFormat::R16G16B16A16_SInt:
|
|
case PixelFormat::R10G10B10A2_UInt:
|
|
case PixelFormat::R8G8B8A8_UInt:
|
|
case PixelFormat::R8G8B8A8_SInt:
|
|
case PixelFormat::R32G32B32_UInt:
|
|
case PixelFormat::R32G32B32_SInt:
|
|
case PixelFormat::R32G32_UInt:
|
|
case PixelFormat::R32G32_SInt:
|
|
case PixelFormat::R16G16_UInt:
|
|
case PixelFormat::R16G16_SInt:
|
|
case PixelFormat::R8G8_UInt:
|
|
case PixelFormat::R8G8_SInt:
|
|
case PixelFormat::R32_UInt:
|
|
case PixelFormat::R32_SInt:
|
|
case PixelFormat::R16_UInt:
|
|
case PixelFormat::R16_SInt:
|
|
case PixelFormat::R8_UInt:
|
|
case PixelFormat::R8_SInt:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int PixelFormatExtensions::ComputeScanlineCount(const PixelFormat format, int32 height)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::BC1_Typeless:
|
|
case PixelFormat::BC1_UNorm:
|
|
case PixelFormat::BC1_UNorm_sRGB:
|
|
case PixelFormat::BC2_Typeless:
|
|
case PixelFormat::BC2_UNorm:
|
|
case PixelFormat::BC2_UNorm_sRGB:
|
|
case PixelFormat::BC3_Typeless:
|
|
case PixelFormat::BC3_UNorm:
|
|
case PixelFormat::BC3_UNorm_sRGB:
|
|
case PixelFormat::BC4_Typeless:
|
|
case PixelFormat::BC4_UNorm:
|
|
case PixelFormat::BC4_SNorm:
|
|
case PixelFormat::BC5_Typeless:
|
|
case PixelFormat::BC5_UNorm:
|
|
case PixelFormat::BC5_SNorm:
|
|
case PixelFormat::BC6H_Typeless:
|
|
case PixelFormat::BC6H_Uf16:
|
|
case PixelFormat::BC6H_Sf16:
|
|
case PixelFormat::BC7_Typeless:
|
|
case PixelFormat::BC7_UNorm:
|
|
case PixelFormat::BC7_UNorm_sRGB:
|
|
return Math::Max(1, (height + 3) / 4);
|
|
default:
|
|
return height;
|
|
}
|
|
}
|
|
|
|
int PixelFormatExtensions::ComputeComponentsCount(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R32G32B32A32_Typeless:
|
|
case PixelFormat::R32G32B32A32_Float:
|
|
case PixelFormat::R32G32B32A32_UInt:
|
|
case PixelFormat::R32G32B32A32_SInt:
|
|
case PixelFormat::R16G16B16A16_Typeless:
|
|
case PixelFormat::R16G16B16A16_Float:
|
|
case PixelFormat::R16G16B16A16_UNorm:
|
|
case PixelFormat::R16G16B16A16_UInt:
|
|
case PixelFormat::R16G16B16A16_SNorm:
|
|
case PixelFormat::R16G16B16A16_SInt:
|
|
case PixelFormat::R10G10B10A2_UNorm:
|
|
case PixelFormat::R10G10B10A2_UInt:
|
|
case PixelFormat::R8G8B8A8_Typeless:
|
|
case PixelFormat::R8G8B8A8_UNorm:
|
|
case PixelFormat::R8G8B8A8_UNorm_sRGB:
|
|
case PixelFormat::R8G8B8A8_UInt:
|
|
case PixelFormat::R8G8B8A8_SNorm:
|
|
case PixelFormat::R8G8B8A8_SInt:
|
|
case PixelFormat::R8G8_B8G8_UNorm:
|
|
case PixelFormat::G8R8_G8B8_UNorm:
|
|
case PixelFormat::BC1_Typeless:
|
|
case PixelFormat::BC1_UNorm:
|
|
case PixelFormat::BC1_UNorm_sRGB:
|
|
case PixelFormat::BC2_Typeless:
|
|
case PixelFormat::BC2_UNorm:
|
|
case PixelFormat::BC2_UNorm_sRGB:
|
|
case PixelFormat::BC3_Typeless:
|
|
case PixelFormat::BC3_UNorm:
|
|
case PixelFormat::BC3_UNorm_sRGB:
|
|
case PixelFormat::B5G5R5A1_UNorm:
|
|
case PixelFormat::B8G8R8A8_UNorm:
|
|
case PixelFormat::B8G8R8X8_UNorm:
|
|
case PixelFormat::R10G10B10_Xr_Bias_A2_UNorm:
|
|
case PixelFormat::B8G8R8A8_Typeless:
|
|
case PixelFormat::B8G8R8A8_UNorm_sRGB:
|
|
case PixelFormat::B8G8R8X8_Typeless:
|
|
case PixelFormat::B8G8R8X8_UNorm_sRGB:
|
|
return 4;
|
|
case PixelFormat::R32G32B32_Typeless:
|
|
case PixelFormat::R32G32B32_Float:
|
|
case PixelFormat::R32G32B32_UInt:
|
|
case PixelFormat::R32G32B32_SInt:
|
|
case PixelFormat::R11G11B10_Float:
|
|
case PixelFormat::R9G9B9E5_SharedExp:
|
|
case PixelFormat::B5G6R5_UNorm:
|
|
return 3;
|
|
case PixelFormat::R32G32_Typeless:
|
|
case PixelFormat::R32G32_Float:
|
|
case PixelFormat::R32G32_UInt:
|
|
case PixelFormat::R32G32_SInt:
|
|
case PixelFormat::R32G8X24_Typeless:
|
|
case PixelFormat::R16G16_Typeless:
|
|
case PixelFormat::R16G16_Float:
|
|
case PixelFormat::R16G16_UNorm:
|
|
case PixelFormat::R16G16_UInt:
|
|
case PixelFormat::R16G16_SNorm:
|
|
case PixelFormat::R16G16_SInt:
|
|
case PixelFormat::R24G8_Typeless:
|
|
case PixelFormat::R8G8_Typeless:
|
|
case PixelFormat::R8G8_UNorm:
|
|
case PixelFormat::R8G8_UInt:
|
|
case PixelFormat::R8G8_SNorm:
|
|
case PixelFormat::R8G8_SInt:
|
|
case PixelFormat::BC5_Typeless:
|
|
case PixelFormat::BC5_UNorm:
|
|
case PixelFormat::BC5_SNorm:
|
|
return 2;
|
|
case PixelFormat::R32_Typeless:
|
|
case PixelFormat::D32_Float:
|
|
case PixelFormat::R32_Float:
|
|
case PixelFormat::R32_UInt:
|
|
case PixelFormat::R32_SInt:
|
|
case PixelFormat::D24_UNorm_S8_UInt:
|
|
case PixelFormat::R24_UNorm_X8_Typeless:
|
|
case PixelFormat::X24_Typeless_G8_UInt:
|
|
case PixelFormat::R16_Typeless:
|
|
case PixelFormat::R16_Float:
|
|
case PixelFormat::D16_UNorm:
|
|
case PixelFormat::R16_UNorm:
|
|
case PixelFormat::R16_UInt:
|
|
case PixelFormat::R16_SNorm:
|
|
case PixelFormat::R16_SInt:
|
|
case PixelFormat::R8_Typeless:
|
|
case PixelFormat::R8_UNorm:
|
|
case PixelFormat::R8_UInt:
|
|
case PixelFormat::R8_SNorm:
|
|
case PixelFormat::R8_SInt:
|
|
case PixelFormat::A8_UNorm:
|
|
case PixelFormat::R1_UNorm:
|
|
case PixelFormat::BC4_Typeless:
|
|
case PixelFormat::BC4_UNorm:
|
|
case PixelFormat::BC4_SNorm:
|
|
return 1;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::TosRGB(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R8G8B8A8_UNorm:
|
|
return PixelFormat::R8G8B8A8_UNorm_sRGB;
|
|
case PixelFormat::BC1_UNorm:
|
|
return PixelFormat::BC1_UNorm_sRGB;
|
|
case PixelFormat::BC2_UNorm:
|
|
return PixelFormat::BC2_UNorm_sRGB;
|
|
case PixelFormat::BC3_UNorm:
|
|
return PixelFormat::BC3_UNorm_sRGB;
|
|
case PixelFormat::B8G8R8A8_UNorm:
|
|
return PixelFormat::B8G8R8A8_UNorm_sRGB;
|
|
case PixelFormat::B8G8R8X8_UNorm:
|
|
return PixelFormat::B8G8R8X8_UNorm_sRGB;
|
|
case PixelFormat::BC7_UNorm:
|
|
return PixelFormat::BC7_UNorm_sRGB;
|
|
default:
|
|
return format;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::ToNonsRGB(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R8G8B8A8_UNorm_sRGB:
|
|
return PixelFormat::R8G8B8A8_UNorm;
|
|
case PixelFormat::BC1_UNorm_sRGB:
|
|
return PixelFormat::BC1_UNorm;
|
|
case PixelFormat::BC2_UNorm_sRGB:
|
|
return PixelFormat::BC2_UNorm;
|
|
case PixelFormat::BC3_UNorm_sRGB:
|
|
return PixelFormat::BC3_UNorm;
|
|
case PixelFormat::B8G8R8A8_UNorm_sRGB:
|
|
return PixelFormat::B8G8R8A8_UNorm;
|
|
case PixelFormat::B8G8R8X8_UNorm_sRGB:
|
|
return PixelFormat::B8G8R8X8_UNorm;
|
|
case PixelFormat::BC7_UNorm_sRGB:
|
|
return PixelFormat::BC7_UNorm;
|
|
default:
|
|
return format;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::MakeTypeless(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R32G32B32A32_Float:
|
|
case PixelFormat::R32G32B32A32_UInt:
|
|
case PixelFormat::R32G32B32A32_SInt:
|
|
return PixelFormat::R32G32B32A32_Typeless;
|
|
case PixelFormat::R32G32B32_Float:
|
|
case PixelFormat::R32G32B32_UInt:
|
|
case PixelFormat::R32G32B32_SInt:
|
|
return PixelFormat::R32G32B32_Typeless;
|
|
case PixelFormat::R16G16B16A16_Float:
|
|
case PixelFormat::R16G16B16A16_UNorm:
|
|
case PixelFormat::R16G16B16A16_UInt:
|
|
case PixelFormat::R16G16B16A16_SNorm:
|
|
case PixelFormat::R16G16B16A16_SInt:
|
|
return PixelFormat::R16G16B16A16_Typeless;
|
|
case PixelFormat::R32G32_Float:
|
|
case PixelFormat::R32G32_UInt:
|
|
case PixelFormat::R32G32_SInt:
|
|
return PixelFormat::R32G32_Typeless;
|
|
case PixelFormat::R10G10B10A2_UNorm:
|
|
case PixelFormat::R10G10B10A2_UInt:
|
|
return PixelFormat::R10G10B10A2_Typeless;
|
|
case PixelFormat::R8G8B8A8_UNorm:
|
|
case PixelFormat::R8G8B8A8_UNorm_sRGB:
|
|
case PixelFormat::R8G8B8A8_UInt:
|
|
case PixelFormat::R8G8B8A8_SNorm:
|
|
case PixelFormat::R8G8B8A8_SInt:
|
|
return PixelFormat::R8G8B8A8_Typeless;
|
|
case PixelFormat::R16G16_Float:
|
|
case PixelFormat::R16G16_UNorm:
|
|
case PixelFormat::R16G16_UInt:
|
|
case PixelFormat::R16G16_SNorm:
|
|
case PixelFormat::R16G16_SInt:
|
|
return PixelFormat::R16G16_Typeless;
|
|
case PixelFormat::D32_Float:
|
|
case PixelFormat::R32_Float:
|
|
case PixelFormat::R32_UInt:
|
|
case PixelFormat::R32_SInt:
|
|
return PixelFormat::R32_Typeless;
|
|
case PixelFormat::R8G8_UNorm:
|
|
case PixelFormat::R8G8_UInt:
|
|
case PixelFormat::R8G8_SNorm:
|
|
case PixelFormat::R8G8_SInt:
|
|
return PixelFormat::R8G8_Typeless;
|
|
case PixelFormat::R16_Float:
|
|
case PixelFormat::D16_UNorm:
|
|
case PixelFormat::R16_UNorm:
|
|
case PixelFormat::R16_UInt:
|
|
case PixelFormat::R16_SNorm:
|
|
case PixelFormat::R16_SInt:
|
|
return PixelFormat::R16_Typeless;
|
|
case PixelFormat::R8_UNorm:
|
|
case PixelFormat::R8_UInt:
|
|
case PixelFormat::R8_SNorm:
|
|
case PixelFormat::R8_SInt:
|
|
return PixelFormat::R8_Typeless;
|
|
case PixelFormat::BC1_UNorm:
|
|
case PixelFormat::BC1_UNorm_sRGB:
|
|
return PixelFormat::BC1_Typeless;
|
|
case PixelFormat::BC2_UNorm:
|
|
case PixelFormat::BC2_UNorm_sRGB:
|
|
return PixelFormat::BC2_Typeless;
|
|
case PixelFormat::BC3_UNorm:
|
|
case PixelFormat::BC3_UNorm_sRGB:
|
|
return PixelFormat::BC3_Typeless;
|
|
case PixelFormat::BC4_UNorm:
|
|
case PixelFormat::BC4_SNorm:
|
|
return PixelFormat::BC4_Typeless;
|
|
case PixelFormat::BC5_UNorm:
|
|
case PixelFormat::BC5_SNorm:
|
|
return PixelFormat::BC5_Typeless;
|
|
case PixelFormat::B8G8R8A8_UNorm:
|
|
case PixelFormat::B8G8R8A8_UNorm_sRGB:
|
|
return PixelFormat::B8G8R8A8_Typeless;
|
|
case PixelFormat::B8G8R8X8_UNorm:
|
|
case PixelFormat::B8G8R8X8_UNorm_sRGB:
|
|
return PixelFormat::B8G8R8X8_Typeless;
|
|
case PixelFormat::BC6H_Uf16:
|
|
case PixelFormat::BC6H_Sf16:
|
|
return PixelFormat::BC6H_Typeless;
|
|
case PixelFormat::BC7_UNorm:
|
|
case PixelFormat::BC7_UNorm_sRGB:
|
|
return PixelFormat::BC7_Typeless;
|
|
default:
|
|
return format;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::MakeTypelessFloat(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R32G32B32A32_Typeless:
|
|
return PixelFormat::R32G32B32A32_Float;
|
|
case PixelFormat::R32G32B32_Typeless:
|
|
return PixelFormat::R32G32B32_Float;
|
|
case PixelFormat::R16G16B16A16_Typeless:
|
|
return PixelFormat::R16G16B16A16_Float;
|
|
case PixelFormat::R32G32_Typeless:
|
|
return PixelFormat::R32G32_Float;
|
|
case PixelFormat::R16G16_Typeless:
|
|
return PixelFormat::R16G16_Float;
|
|
case PixelFormat::R32_Typeless:
|
|
return PixelFormat::R32_Float;
|
|
case PixelFormat::R16_Typeless:
|
|
return PixelFormat::R16_Float;
|
|
default:
|
|
return format;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::MakeTypelessUNorm(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R16G16B16A16_Typeless:
|
|
return PixelFormat::R16G16B16A16_UNorm;
|
|
case PixelFormat::R10G10B10A2_Typeless:
|
|
return PixelFormat::R10G10B10A2_UNorm;
|
|
case PixelFormat::R8G8B8A8_Typeless:
|
|
return PixelFormat::R8G8B8A8_UNorm;
|
|
case PixelFormat::R16G16_Typeless:
|
|
return PixelFormat::R16G16_UNorm;
|
|
case PixelFormat::R8G8_Typeless:
|
|
return PixelFormat::R8G8_UNorm;
|
|
case PixelFormat::R16_Typeless:
|
|
return PixelFormat::R16_UNorm;
|
|
case PixelFormat::R8_Typeless:
|
|
return PixelFormat::R8_UNorm;
|
|
case PixelFormat::BC1_Typeless:
|
|
return PixelFormat::BC1_UNorm;
|
|
case PixelFormat::BC2_Typeless:
|
|
return PixelFormat::BC2_UNorm;
|
|
case PixelFormat::BC3_Typeless:
|
|
return PixelFormat::BC3_UNorm;
|
|
case PixelFormat::BC4_Typeless:
|
|
return PixelFormat::BC4_UNorm;
|
|
case PixelFormat::BC5_Typeless:
|
|
return PixelFormat::BC5_UNorm;
|
|
case PixelFormat::B8G8R8A8_Typeless:
|
|
return PixelFormat::B8G8R8A8_UNorm;
|
|
case PixelFormat::B8G8R8X8_Typeless:
|
|
return PixelFormat::B8G8R8X8_UNorm;
|
|
case PixelFormat::BC7_Typeless:
|
|
return PixelFormat::BC7_UNorm;
|
|
default:
|
|
return format;
|
|
}
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::FindShaderResourceFormat(const PixelFormat format, bool isSRGB)
|
|
{
|
|
if (isSRGB)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::B8G8R8A8_Typeless:
|
|
return PixelFormat::B8G8R8A8_UNorm_sRGB;
|
|
case PixelFormat::R8G8B8A8_Typeless:
|
|
return PixelFormat::R8G8B8A8_UNorm_sRGB;
|
|
case PixelFormat::BC1_Typeless:
|
|
return PixelFormat::BC1_UNorm_sRGB;
|
|
case PixelFormat::BC2_Typeless:
|
|
return PixelFormat::BC2_UNorm_sRGB;
|
|
case PixelFormat::BC3_Typeless:
|
|
return PixelFormat::BC3_UNorm_sRGB;
|
|
case PixelFormat::BC7_Typeless:
|
|
return PixelFormat::BC7_UNorm_sRGB;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::B8G8R8A8_Typeless:
|
|
return PixelFormat::B8G8R8A8_UNorm;
|
|
case PixelFormat::R8G8B8A8_Typeless:
|
|
return PixelFormat::R8G8B8A8_UNorm;
|
|
case PixelFormat::BC1_Typeless:
|
|
return PixelFormat::BC1_UNorm;
|
|
case PixelFormat::BC2_Typeless:
|
|
return PixelFormat::BC2_UNorm;
|
|
case PixelFormat::BC3_Typeless:
|
|
return PixelFormat::BC3_UNorm;
|
|
case PixelFormat::BC7_Typeless:
|
|
return PixelFormat::BC7_UNorm;
|
|
}
|
|
}
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R24G8_Typeless:
|
|
return PixelFormat::R24_UNorm_X8_Typeless;
|
|
case PixelFormat::R32_Typeless:
|
|
return PixelFormat::R32_Float;
|
|
case PixelFormat::R16_Typeless:
|
|
return PixelFormat::R16_UNorm;
|
|
|
|
case PixelFormat::D16_UNorm:
|
|
return PixelFormat::R16_UNorm;
|
|
case PixelFormat::D24_UNorm_S8_UInt:
|
|
return PixelFormat::R24_UNorm_X8_Typeless;
|
|
case PixelFormat::D32_Float:
|
|
return PixelFormat::R32_Float;
|
|
case PixelFormat::D32_Float_S8X24_UInt:
|
|
return PixelFormat::R32_Float_X8X24_Typeless;
|
|
}
|
|
return format;
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::FindUnorderedAccessFormat(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::B8G8R8A8_Typeless:
|
|
return PixelFormat::B8G8R8A8_UNorm;
|
|
case PixelFormat::R8G8B8A8_Typeless:
|
|
return PixelFormat::R8G8B8A8_UNorm;
|
|
}
|
|
return format;
|
|
}
|
|
|
|
PixelFormat PixelFormatExtensions::FindDepthStencilFormat(const PixelFormat format)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::R24G8_Typeless:
|
|
case PixelFormat::R24_UNorm_X8_Typeless:
|
|
return PixelFormat::D24_UNorm_S8_UInt;
|
|
case PixelFormat::R32_Typeless:
|
|
return PixelFormat::D32_Float;
|
|
case PixelFormat::R16_Typeless:
|
|
return PixelFormat::D16_UNorm;
|
|
}
|
|
return format;
|
|
}
|