From 4009d26022b41587e1d360ee348bf3cee34b6cfa Mon Sep 17 00:00:00 2001 From: Vasiliy Makarov Date: Wed, 1 May 2019 13:34:01 +0300 Subject: [PATCH] Fix pvrtc encoder Always resize image to square of power2 Enable mipmaps only if original texture has it enabled Fix #28534, #28541 --- modules/pvr/texture_loader_pvr.cpp | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/modules/pvr/texture_loader_pvr.cpp b/modules/pvr/texture_loader_pvr.cpp index 82f323e8cff..8f6ffcc83f6 100644 --- a/modules/pvr/texture_loader_pvr.cpp +++ b/modules/pvr/texture_loader_pvr.cpp @@ -192,9 +192,9 @@ static void _compress_pvrtc4(Image *p_img) { Ref img = p_img->duplicate(); bool make_mipmaps = false; - if (img->get_width() % 8 || img->get_height() % 8) { + if (!img->is_size_po2() || img->get_width() != img->get_height()) { make_mipmaps = img->has_mipmaps(); - img->resize(img->get_width() + (8 - (img->get_width() % 8)), img->get_height() + (8 - (img->get_height() % 8))); + img->resize_to_po2(true); } img->convert(Image::FORMAT_RGBA8); if (!img->has_mipmaps() && make_mipmaps) @@ -204,7 +204,7 @@ static void _compress_pvrtc4(Image *p_img) { Ref new_img; new_img.instance(); - new_img->create(img->get_width(), img->get_height(), true, use_alpha ? Image::FORMAT_PVRTC4A : Image::FORMAT_PVRTC4); + new_img->create(img->get_width(), img->get_height(), img->has_mipmaps(), use_alpha ? Image::FORMAT_PVRTC4A : Image::FORMAT_PVRTC4); PoolVector data = new_img->get_data(); { @@ -221,7 +221,6 @@ static void _compress_pvrtc4(Image *p_img) { /* red and Green colors are swapped. */ new (dp) Javelin::ColorRgba(r[ofs + 4 * j + 2], r[ofs + 4 * j + 1], r[ofs + 4 * j], r[ofs + 4 * j + 3]); } - new_img->get_mipmap_offset_size_and_dimensions(i, ofs, size, w, h); Javelin::PvrTcEncoder::EncodeRgba4Bpp(&wr[ofs], bm); }