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Merge branch 'invert-channels' of https://github.com/Tryibion/FlaxEngine into Tryibion-invert-channels

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This commit is contained in:
Wojtek Figat
2025-01-13 09:20:22 +01:00
parent 7ac2376231 f71e731e54
commit 07b9e5bfdd
3 changed files with 112 additions and 6 deletions
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83
Source/Engine/Tools/TextureTool/TextureTool.DirectXTex.cpp
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@@ -730,6 +730,9 @@ bool TextureTool::ImportTextureDirectXTex(ImageType type, const StringView& path
if (!options.FlipY &&
!options.FlipX &&
!options.InvertGreenChannel &&
!options.InvertRedChannel &&
!options.InvertAlphaChannel &&
!options.InvertBlueChannel &&
!options.ReconstructZChannel &&
options.Compress &&
type == ImageType::DDS &&
@@ -831,9 +834,7 @@ bool TextureTool::ImportTextureDirectXTex(ImageType type, const StringView& path
for (size_t j = 0; j < w; ++j)
{
const DirectX::XMVECTOR value = inPixels[j];
const DirectX::XMVECTOR inverty = DirectX::XMVectorSubtract(DirectX::g_XMOne, value);
outPixels[j] = DirectX::XMVectorSelect(value, inverty, s_selecty);
}
}, timage);
@@ -844,6 +845,84 @@ bool TextureTool::ImportTextureDirectXTex(ImageType type, const StringView& path
}
SET_CURRENT_IMG(timage);
}
// Check if invert red channel
if (!keepAsIs && options.InvertRedChannel)
{
auto& timage = GET_TMP_IMG();
result = TransformImage(currentImage->GetImages(), currentImage->GetImageCount(), currentImage->GetMetadata(),
[&](DirectX::XMVECTOR* outPixels, const DirectX::XMVECTOR* inPixels, size_t w, size_t y)
{
static const DirectX::XMVECTORU32 s_selectx = { { { DirectX::XM_SELECT_1, DirectX::XM_SELECT_0, DirectX::XM_SELECT_0, DirectX::XM_SELECT_0 } } };
UNREFERENCED_PARAMETER(y);
for (size_t j = 0; j < w; ++j)
{
const DirectX::XMVECTOR value = inPixels[j];
const DirectX::XMVECTOR inverty = DirectX::XMVectorSubtract(DirectX::g_XMOne, value);
outPixels[j] = DirectX::XMVectorSelect(value, inverty, s_selectx);
}
}, timage);
if (FAILED(result))
{
errorMsg = String::Format(TEXT("Cannot invert red channel in texture, error: {0:x}"), static_cast<uint32>(result));
return true;
}
SET_CURRENT_IMG(timage);
}
// Check if invert blue channel
if (!keepAsIs && options.InvertBlueChannel)
{
auto& timage = GET_TMP_IMG();
result = TransformImage(currentImage->GetImages(), currentImage->GetImageCount(), currentImage->GetMetadata(),
[&](DirectX::XMVECTOR* outPixels, const DirectX::XMVECTOR* inPixels, size_t w, size_t y)
{
static const DirectX::XMVECTORU32 s_selectz = { { { DirectX::XM_SELECT_0, DirectX::XM_SELECT_0, DirectX::XM_SELECT_1, DirectX::XM_SELECT_0 } } };
UNREFERENCED_PARAMETER(y);
for (size_t j = 0; j < w; ++j)
{
const DirectX::XMVECTOR value = inPixels[j];
const DirectX::XMVECTOR inverty = DirectX::XMVectorSubtract(DirectX::g_XMOne, value);
outPixels[j] = DirectX::XMVectorSelect(value, inverty, s_selectz);
}
}, timage);
if (FAILED(result))
{
errorMsg = String::Format(TEXT("Cannot invert blue channel in texture, error: {0:x}"), static_cast<uint32>(result));
return true;
}
SET_CURRENT_IMG(timage);
}
// Check if invert alpha channel
if (!keepAsIs && options.InvertAlphaChannel)
{
auto& timage = GET_TMP_IMG();
result = TransformImage(currentImage->GetImages(), currentImage->GetImageCount(), currentImage->GetMetadata(),
[&](DirectX::XMVECTOR* outPixels, const DirectX::XMVECTOR* inPixels, size_t w, size_t y)
{
static const DirectX::XMVECTORU32 s_selectw = { { { DirectX::XM_SELECT_0, DirectX::XM_SELECT_0, DirectX::XM_SELECT_0, DirectX::XM_SELECT_1 } } };
UNREFERENCED_PARAMETER(y);
for (size_t j = 0; j < w; ++j)
{
const DirectX::XMVECTOR value = inPixels[j];
const DirectX::XMVECTOR inverty = DirectX::XMVectorSubtract(DirectX::g_XMOne, value);
outPixels[j] = DirectX::XMVectorSelect(value, inverty, s_selectw);
}
}, timage);
if (FAILED(result))
{
errorMsg = String::Format(TEXT("Cannot invert alpha channel in texture, error: {0:x}"), static_cast<uint32>(result));
return true;
}
SET_CURRENT_IMG(timage);
}
// Reconstruct Z Channel
if (!keepAsIs & options.ReconstructZChannel)

17
Source/Engine/Tools/TextureTool/TextureTool.cpp
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@@ -27,7 +27,7 @@ namespace
String TextureTool::Options::ToString() const
{
return String::Format(TEXT("Type: {}, IsAtlas: {}, NeverStream: {}, IndependentChannels: {}, sRGB: {}, GenerateMipMaps: {}, FlipY: {}, InvertGreen: {} Scale: {}, MaxSize: {}, Resize: {}, PreserveAlphaCoverage: {}, PreserveAlphaCoverageReference: {}, SizeX: {}, SizeY: {}"),
return String::Format(TEXT("Type: {}, IsAtlas: {}, NeverStream: {}, IndependentChannels: {}, sRGB: {}, GenerateMipMaps: {}, FlipY: {}, InvertRed: {}, InvertGreen: {}, InvertBlue {}, Invert Alpha {}, Scale: {}, MaxSize: {}, Resize: {}, PreserveAlphaCoverage: {}, PreserveAlphaCoverageReference: {}, SizeX: {}, SizeY: {}"),
ScriptingEnum::ToString(Type),
IsAtlas,
NeverStream,
@@ -35,7 +35,10 @@ String TextureTool::Options::ToString() const
sRGB,
GenerateMipMaps,
FlipY,
InvertRedChannel,
InvertGreenChannel,
InvertBlueChannel,
InvertAlphaChannel,
Scale,
MaxSize,
MaxSize,
@@ -76,9 +79,18 @@ void TextureTool::Options::Serialize(SerializeStream& stream, const void* otherO
stream.JKEY("FlipX");
stream.Bool(FlipX);
stream.JKEY("InvertRedChannel");
stream.Bool(InvertRedChannel);
stream.JKEY("InvertGreenChannel");
stream.Bool(InvertGreenChannel);
stream.JKEY("InvertBlueChannel");
stream.Bool(InvertBlueChannel);
stream.JKEY("InvertAlphaChannel");
stream.Bool(InvertAlphaChannel);
stream.JKEY("ReconstructZChannel");
stream.Bool(ReconstructZChannel);
@@ -143,7 +155,10 @@ void TextureTool::Options::Deserialize(DeserializeStream& stream, ISerializeModi
GenerateMipMaps = JsonTools::GetBool(stream, "GenerateMipMaps", GenerateMipMaps);
FlipY = JsonTools::GetBool(stream, "FlipY", FlipY);
FlipX = JsonTools::GetBool(stream, "FlipX", FlipX);
InvertRedChannel = JsonTools::GetBool(stream, "InvertRedChannel", InvertRedChannel);
InvertGreenChannel = JsonTools::GetBool(stream, "InvertGreenChannel", InvertGreenChannel);
InvertBlueChannel = JsonTools::GetBool(stream, "InvertBlueChannel", InvertBlueChannel);
InvertAlphaChannel = JsonTools::GetBool(stream, "InvertAlphaChannel", InvertAlphaChannel);
ReconstructZChannel = JsonTools::GetBool(stream, "ReconstructZChannel", ReconstructZChannel);
Resize = JsonTools::GetBool(stream, "Resize", Resize);
KeepAspectRatio = JsonTools::GetBool(stream, "KeepAspectRatio", KeepAspectRatio);

18
Source/Engine/Tools/TextureTool/TextureTool.h
View File

@@ -61,12 +61,24 @@ API_CLASS(Namespace="FlaxEngine.Tools", Static) class FLAXENGINE_API TextureTool
API_FIELD(Attributes="EditorOrder(71)")
bool FlipX = false;
// True if to invert the green channel on a normal map. Good for OpenGL to DirectX conversion.
API_FIELD(Attributes = "EditorOrder(72)")
// Invert the red channel.
API_FIELD(Attributes = "EditorOrder(72), EditorDisplay(\"Invert Channels\"), ExpandGroups")
bool InvertRedChannel = false;
// Invert the green channel. Good for OpenGL to DirectX conversion.
API_FIELD(Attributes = "EditorOrder(73), EditorDisplay(\"Invert Channels\")")
bool InvertGreenChannel = false;
// Invert the blue channel.
API_FIELD(Attributes = "EditorOrder(74), EditorDisplay(\"Invert Channels\")")
bool InvertBlueChannel = false;
// Invert the alpha channel.
API_FIELD(Attributes = "EditorOrder(75), EditorDisplay(\"Invert Channels\")")
bool InvertAlphaChannel = false;
// Rebuild Z (blue) channel assuming X/Y are normals.
API_FIELD(Attributes = "EditorOrder(73)")
API_FIELD(Attributes = "EditorOrder(76)")
bool ReconstructZChannel = false;
// Texture size scale. Allows increasing or decreasing the imported texture resolution. Default is 1.