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squish: Clean up patches, add LICENSE.txt 

Confirmed that there's no changes in upstream r110 worth including
compared to our r104 tagged version.
This commit is contained in:
Rémi Verschelde 2024-04-05 11:12:03 +02:00
parent f6a78f83aa
commit 594d165f64
No known key found for this signature in database
GPG Key ID: C3336907360768E1
5 changed files with 141 additions and 214 deletions
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8
thirdparty/README.md vendored
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@ -838,11 +838,13 @@ folder.
Files extracted from upstream source:
- `LICENSE.txt`
- All `.cpp`, `.h` and `.inl` files
Important: Some files have Godot-made changes.
They are marked with `// -- GODOT start --` and `// -- GODOT end --`
comments and a patch is provided in the squish/ folder.
Some downstream changes have been made and are identified by
`// -- GODOT begin --` and `// -- GODOT end --` comments.
They can be reapplied using the patches included in the `patches`
folder.
## tinyexr

20
thirdparty/squish/LICENSE.txt vendored Normal file
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@ -0,0 +1,20 @@
Copyright (c) 2006 Simon Brown si@sjbrown.co.uk
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.

211
thirdparty/squish/godot-changes.patch vendored
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@ -1,211 +0,0 @@
diff --git a/thirdparty/squish/colourblock.cpp b/thirdparty/squish/colourblock.cpp
index af8b98036..3d87adaa7 100644
--- a/thirdparty/squish/colourblock.cpp
+++ b/thirdparty/squish/colourblock.cpp
@@ -24,6 +24,9 @@
-------------------------------------------------------------------------- */
#include "colourblock.h"
+// -- Godot start --
+#include "alpha.h"
+// -- Godot end --
namespace squish {
@@ -211,4 +214,23 @@ void DecompressColour( u8* rgba, void const* block, bool isDxt1 )
}
}
+// -- Godot start --
+void DecompressColourBc5( u8* rgba, void const* block)
+{
+ void const* rblock = block;
+ void const* gblock = reinterpret_cast< u8 const* >( block ) + 8;
+ DecompressAlphaDxt5(rgba,rblock);
+ for ( int i = 0; i < 16; ++i ) {
+ rgba[i*4] = rgba[i*4 + 3];
+ }
+ DecompressAlphaDxt5(rgba,gblock);
+ for ( int i = 0; i < 16; ++i ) {
+ rgba[i*4+1] = rgba[i*4 + 3];
+ rgba[i*4 + 2] = 0;
+ rgba[i*4 + 3] = 255;
+ }
+}
+// -- GODOT end --
+
+
} // namespace squish
diff --git a/thirdparty/squish/colourblock.h b/thirdparty/squish/colourblock.h
index fee2cd7c5..3cb9b7e3b 100644
--- a/thirdparty/squish/colourblock.h
+++ b/thirdparty/squish/colourblock.h
@@ -35,6 +35,9 @@ void WriteColourBlock3( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void*
void WriteColourBlock4( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void* block );
void DecompressColour( u8* rgba, void const* block, bool isDxt1 );
+// -- GODOT start --
+void DecompressColourBc5( u8* rgba, void const* block );
+// -- GODOT end --
} // namespace squish
diff --git a/thirdparty/squish/config.h b/thirdparty/squish/config.h
index 92edefe96..05f8d7259 100644
--- a/thirdparty/squish/config.h
+++ b/thirdparty/squish/config.h
@@ -32,6 +32,26 @@
#endif
// Set to 1 or 2 when building squish to use SSE or SSE2 instructions.
+// -- GODOT start --
+#ifdef _MSC_VER
+ #if defined(_M_IX86_FP)
+ #if _M_IX86_FP >= 2
+ #define SQUISH_USE_SSE 2
+ #elif _M_IX86_FP >= 1
+ #define SQUISH_USE_SSE 1
+ #endif
+ #elif defined(_M_X64)
+ #define SQUISH_USE_SSE 2
+ #endif
+#else
+ #if defined(__SSE2__)
+ #define SQUISH_USE_SSE 2
+ #elif defined(__SSE__)
+ #define SQUISH_USE_SSE 1
+ #endif
+#endif
+// -- GODOT end --
+
#ifndef SQUISH_USE_SSE
#define SQUISH_USE_SSE 0
#endif
diff --git a/thirdparty/squish/squish.cpp b/thirdparty/squish/squish.cpp
index 1d22a64ad..fd11a147d 100644
--- a/thirdparty/squish/squish.cpp
+++ b/thirdparty/squish/squish.cpp
@@ -135,7 +135,13 @@ void Decompress( u8* rgba, void const* block, int flags )
colourBlock = reinterpret_cast< u8 const* >( block ) + 8;
// decompress colour
- DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ // -- GODOT start --
+ //DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ if(( flags & ( kBc5 ) ) != 0)
+ DecompressColourBc5( rgba, colourBlock);
+ else
+ DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ // -- GODOT end --
// decompress alpha separately if necessary
if( ( flags & kDxt3 ) != 0 )
diff --git a/thirdparty/squish/colourblock.cpp b/thirdparty/squish/colourblock.cpp
index 49401358bc..f14c9362bd 100644
--- a/thirdparty/squish/colourblock.cpp
+++ b/thirdparty/squish/colourblock.cpp
@@ -24,9 +24,9 @@
-------------------------------------------------------------------------- */
#include "colourblock.h"
-// -- Godot start --
+// -- GODOT start --
#include "alpha.h"
-// -- Godot end --
+// -- GODOT end --
namespace squish {
diff --git a/thirdparty/squish/godot-changes.patch b/thirdparty/squish/godot-changes.patch
index ef7bafb4b4..655a8cffc2 100644
--- a/thirdparty/squish/godot-changes.patch
+++ b/thirdparty/squish/godot-changes.patch
@@ -1,22 +1,33 @@
diff --git a/thirdparty/squish/colourblock.cpp b/thirdparty/squish/colourblock.cpp
-index af8b98036..3d87adaa7 100644
+index af8b980365..f14c9362bd 100644
--- a/thirdparty/squish/colourblock.cpp
+++ b/thirdparty/squish/colourblock.cpp
@@ -24,6 +24,9 @@
-------------------------------------------------------------------------- */
#include "colourblock.h"
-+// -- Godot start --
++// -- GODOT start --
+#include "alpha.h"
-+// -- Godot end --
++// -- GODOT end --
namespace squish {
-@@ -211,4 +214,23 @@ void DecompressColour( u8* rgba, void const* block, bool isDxt1 )
+@@ -211,4 +214,34 @@ void DecompressColour( u8* rgba, void const* block, bool isDxt1 )
}
}
-+// -- Godot start --
++// -- GODOT start --
++void DecompressColourBc4( u8* rgba, void const* block)
++{
++ DecompressAlphaDxt5(rgba,block);
++ for ( int i = 0; i < 16; ++i ) {
++ rgba[i*4] = rgba[i*4 + 3];
++ rgba[i*4 + 1] = 0;
++ rgba[i*4 + 2] = 0;
++ rgba[i*4 + 3] = 255;
++ }
++}
++
+void DecompressColourBc5( u8* rgba, void const* block)
+{
+ void const* rblock = block;
@@ -37,21 +48,22 @@ index af8b98036..3d87adaa7 100644
+
} // namespace squish
diff --git a/thirdparty/squish/colourblock.h b/thirdparty/squish/colourblock.h
-index fee2cd7c5..3cb9b7e3b 100644
+index fee2cd7c5d..e1eb9e4917 100644
--- a/thirdparty/squish/colourblock.h
+++ b/thirdparty/squish/colourblock.h
-@@ -35,6 +35,9 @@ void WriteColourBlock3( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void*
+@@ -35,6 +35,10 @@ void WriteColourBlock3( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void*
void WriteColourBlock4( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void* block );
void DecompressColour( u8* rgba, void const* block, bool isDxt1 );
+// -- GODOT start --
++void DecompressColourBc4( u8* rgba, void const* block );
+void DecompressColourBc5( u8* rgba, void const* block );
+// -- GODOT end --
} // namespace squish
diff --git a/thirdparty/squish/config.h b/thirdparty/squish/config.h
-index 92edefe96..05f8d7259 100644
+index 92edefe966..05f8d72598 100644
--- a/thirdparty/squish/config.h
+++ b/thirdparty/squish/config.h
@@ -32,6 +32,26 @@
@@ -82,17 +94,19 @@ index 92edefe96..05f8d7259 100644
#define SQUISH_USE_SSE 0
#endif
diff --git a/thirdparty/squish/squish.cpp b/thirdparty/squish/squish.cpp
-index 1d22a64ad..fd11a147d 100644
+index 1d22a64ad6..086ba11cd0 100644
--- a/thirdparty/squish/squish.cpp
+++ b/thirdparty/squish/squish.cpp
-@@ -135,7 +135,13 @@ void Decompress( u8* rgba, void const* block, int flags )
+@@ -135,7 +135,15 @@ void Decompress( u8* rgba, void const* block, int flags )
colourBlock = reinterpret_cast< u8 const* >( block ) + 8;
// decompress colour
- DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ // -- GODOT start --
+ //DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
-+ if(( flags & ( kBc5 ) ) != 0)
++ if(( flags & ( kBc4 ) ) != 0)
++ DecompressColourBc4( rgba, colourBlock);
++ else if(( flags & ( kBc5 ) ) != 0)
+ DecompressColourBc5( rgba, colourBlock);
+ else
+ DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );

31
thirdparty/squish/patches/config_sse.patch vendored Normal file
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@ -0,0 +1,31 @@
diff --git a/thirdparty/squish/config.h b/thirdparty/squish/config.h
index 92edefe966..05f8d72598 100644
--- a/thirdparty/squish/config.h
+++ b/thirdparty/squish/config.h
@@ -32,6 +32,26 @@
#endif
// Set to 1 or 2 when building squish to use SSE or SSE2 instructions.
+// -- GODOT start --
+#ifdef _MSC_VER
+ #if defined(_M_IX86_FP)
+ #if _M_IX86_FP >= 2
+ #define SQUISH_USE_SSE 2
+ #elif _M_IX86_FP >= 1
+ #define SQUISH_USE_SSE 1
+ #endif
+ #elif defined(_M_X64)
+ #define SQUISH_USE_SSE 2
+ #endif
+#else
+ #if defined(__SSE2__)
+ #define SQUISH_USE_SSE 2
+ #elif defined(__SSE__)
+ #define SQUISH_USE_SSE 1
+ #endif
+#endif
+// -- GODOT end --
+
#ifndef SQUISH_USE_SSE
#define SQUISH_USE_SSE 0
#endif

85
thirdparty/squish/patches/decompress_bc4_bc5.patch vendored Normal file
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@ -0,0 +1,85 @@
diff --git a/thirdparty/squish/colourblock.cpp b/thirdparty/squish/colourblock.cpp
index af8b980365..f14c9362bd 100644
--- a/thirdparty/squish/colourblock.cpp
+++ b/thirdparty/squish/colourblock.cpp
@@ -24,6 +24,9 @@
-------------------------------------------------------------------------- */
#include "colourblock.h"
+// -- GODOT start --
+#include "alpha.h"
+// -- GODOT end --
namespace squish {
@@ -211,4 +214,34 @@ void DecompressColour( u8* rgba, void const* block, bool isDxt1 )
}
}
+// -- GODOT start --
+void DecompressColourBc4( u8* rgba, void const* block)
+{
+ DecompressAlphaDxt5(rgba,block);
+ for ( int i = 0; i < 16; ++i ) {
+ rgba[i*4] = rgba[i*4 + 3];
+ rgba[i*4 + 1] = 0;
+ rgba[i*4 + 2] = 0;
+ rgba[i*4 + 3] = 255;
+ }
+}
+
+void DecompressColourBc5( u8* rgba, void const* block)
+{
+ void const* rblock = block;
+ void const* gblock = reinterpret_cast< u8 const* >( block ) + 8;
+ DecompressAlphaDxt5(rgba,rblock);
+ for ( int i = 0; i < 16; ++i ) {
+ rgba[i*4] = rgba[i*4 + 3];
+ }
+ DecompressAlphaDxt5(rgba,gblock);
+ for ( int i = 0; i < 16; ++i ) {
+ rgba[i*4+1] = rgba[i*4 + 3];
+ rgba[i*4 + 2] = 0;
+ rgba[i*4 + 3] = 255;
+ }
+}
+// -- GODOT end --
+
+
} // namespace squish
diff --git a/thirdparty/squish/colourblock.h b/thirdparty/squish/colourblock.h
index fee2cd7c5d..e1eb9e4917 100644
--- a/thirdparty/squish/colourblock.h
+++ b/thirdparty/squish/colourblock.h
@@ -35,6 +35,10 @@ void WriteColourBlock3( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void*
void WriteColourBlock4( Vec3::Arg start, Vec3::Arg end, u8 const* indices, void* block );
void DecompressColour( u8* rgba, void const* block, bool isDxt1 );
+// -- GODOT start --
+void DecompressColourBc4( u8* rgba, void const* block );
+void DecompressColourBc5( u8* rgba, void const* block );
+// -- GODOT end --
} // namespace squish
diff --git a/thirdparty/squish/squish.cpp b/thirdparty/squish/squish.cpp
index 1d22a64ad6..086ba11cd0 100644
--- a/thirdparty/squish/squish.cpp
+++ b/thirdparty/squish/squish.cpp
@@ -135,7 +135,15 @@ void Decompress( u8* rgba, void const* block, int flags )
colourBlock = reinterpret_cast< u8 const* >( block ) + 8;
// decompress colour
- DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ // -- GODOT start --
+ //DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ if(( flags & ( kBc4 ) ) != 0)
+ DecompressColourBc4( rgba, colourBlock);
+ else if(( flags & ( kBc5 ) ) != 0)
+ DecompressColourBc5( rgba, colourBlock);
+ else
+ DecompressColour( rgba, colourBlock, ( flags & kDxt1 ) != 0 );
+ // -- GODOT end --
// decompress alpha separately if necessary
if( ( flags & kDxt3 ) != 0 )