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-rw-r--r--modules/etc/image_etc.cpp16
-rw-r--r--modules/etc/image_etc.h4
-rw-r--r--modules/etc/register_types.cpp4
-rw-r--r--modules/etc/register_types.h4
-rw-r--r--modules/etc/texture_loader_pkm.cpp4
-rw-r--r--modules/etc/texture_loader_pkm.h4
6 files changed, 24 insertions, 12 deletions
diff --git a/modules/etc/image_etc.cpp b/modules/etc/image_etc.cpp
index f0cbf6ae28..b80138c99d 100644
--- a/modules/etc/image_etc.cpp
+++ b/modules/etc/image_etc.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -139,6 +139,18 @@ static void _compress_etc(Image *p_img, float p_lossy_quality, bool force_etc1_f
return;
}
+ if (force_etc1_format) {
+ // If VRAM compression is using ETC, but image has alpha, convert to RGBA4444 or LA8
+ // This saves space while maintaining the alpha channel
+ if (detected_channels == Image::DETECTED_RGBA) {
+ p_img->convert(Image::FORMAT_RGBA4444);
+ return;
+ } else if (detected_channels == Image::DETECTED_LA) {
+ p_img->convert(Image::FORMAT_LA8);
+ return;
+ }
+ }
+
uint32_t imgw = p_img->get_width(), imgh = p_img->get_height();
Image::Format etc_format = force_etc1_format ? Image::FORMAT_ETC : _get_etc2_mode(detected_channels);
diff --git a/modules/etc/image_etc.h b/modules/etc/image_etc.h
index 724d06545b..7b4f26e127 100644
--- a/modules/etc/image_etc.h
+++ b/modules/etc/image_etc.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
diff --git a/modules/etc/register_types.cpp b/modules/etc/register_types.cpp
index 584a1fcce8..26809e0de9 100644
--- a/modules/etc/register_types.cpp
+++ b/modules/etc/register_types.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
diff --git a/modules/etc/register_types.h b/modules/etc/register_types.h
index 161c37b52f..fac83e7d17 100644
--- a/modules/etc/register_types.h
+++ b/modules/etc/register_types.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
diff --git a/modules/etc/texture_loader_pkm.cpp b/modules/etc/texture_loader_pkm.cpp
index da6da74025..27c2358306 100644
--- a/modules/etc/texture_loader_pkm.cpp
+++ b/modules/etc/texture_loader_pkm.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
diff --git a/modules/etc/texture_loader_pkm.h b/modules/etc/texture_loader_pkm.h
index 79c17953fc..3d52a9ea95 100644
--- a/modules/etc/texture_loader_pkm.h
+++ b/modules/etc/texture_loader_pkm.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */