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Diffstat (limited to 'modules/etc1/image_etc.cpp')
-rw-r--r-- | modules/etc1/image_etc.cpp | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/modules/etc1/image_etc.cpp b/modules/etc1/image_etc.cpp deleted file mode 100644 index 121f50684d..0000000000 --- a/modules/etc1/image_etc.cpp +++ /dev/null @@ -1,183 +0,0 @@ -/*************************************************************************/ -/* image_etc.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* http://www.godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2017 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 */ -/* "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. */ -/*************************************************************************/ -#include "image_etc.h" -#include "image.h" -#include "os/copymem.h" -#include "print_string.h" -#include "rg_etc1.h" -static void _decompress_etc(Image *p_img) { - - ERR_FAIL_COND(p_img->get_format() != Image::FORMAT_ETC); - - int imgw = p_img->get_width(); - int imgh = p_img->get_height(); - PoolVector<uint8_t> src = p_img->get_data(); - PoolVector<uint8_t> dst; - - PoolVector<uint8_t>::Read r = src.read(); - - int mmc = p_img->get_mipmap_count(); - - for (int i = 0; i <= mmc; i++) { - - dst.resize(dst.size() + imgw * imgh * 3); - const uint8_t *srcbr = &r[p_img->get_mipmap_offset(i)]; - PoolVector<uint8_t>::Write w = dst.write(); - - uint8_t *wptr = &w[dst.size() - imgw * imgh * 3]; - - int bw = MAX(imgw / 4, 1); - int bh = MAX(imgh / 4, 1); - - for (int y = 0; y < bh; y++) { - - for (int x = 0; x < bw; x++) { - - uint8_t block[4 * 4 * 4]; - - rg_etc1::unpack_etc1_block(srcbr, (unsigned int *)block); - srcbr += 8; - - int maxx = MIN(imgw, 4); - int maxy = MIN(imgh, 4); - - for (int yy = 0; yy < maxy; yy++) { - - for (int xx = 0; xx < maxx; xx++) { - - uint32_t src_ofs = (yy * 4 + xx) * 4; - uint32_t dst_ofs = ((y * 4 + yy) * imgw + x * 4 + xx) * 3; - wptr[dst_ofs + 0] = block[src_ofs + 0]; - wptr[dst_ofs + 1] = block[src_ofs + 1]; - wptr[dst_ofs + 2] = block[src_ofs + 2]; - } - } - } - } - - imgw = MAX(1, imgw / 2); - imgh = MAX(1, imgh / 2); - } - - r = PoolVector<uint8_t>::Read(); - //print_line("Re Creating ETC into regular image: w "+itos(p_img->get_width())+" h "+itos(p_img->get_height())+" mm "+itos(p_img->get_mipmaps())); - bool needs_mipmaps = p_img->has_mipmaps(); - p_img->create(p_img->get_width(), p_img->get_height(), p_img->has_mipmaps(), Image::FORMAT_RGB8, dst); - if (needs_mipmaps) - p_img->generate_mipmaps(); -} - -static void _compress_etc(Image *p_img) { - - Ref<Image> img = p_img->duplicate(); - - int imgw = img->get_width(), imgh = img->get_height(); - - ERR_FAIL_COND(nearest_power_of_2(imgw) != imgw || nearest_power_of_2(imgh) != imgh); - - if (img->get_format() != Image::FORMAT_RGB8) - img->convert(Image::FORMAT_RGB8); - - PoolVector<uint8_t> res_data; - PoolVector<uint8_t> dst_data; - PoolVector<uint8_t>::Read r = img->get_data().read(); - - int target_size = Image::get_image_data_size(p_img->get_width(), p_img->get_height(), Image::FORMAT_ETC, p_img->has_mipmaps() ? -1 : 0); - int mmc = p_img->has_mipmaps() ? Image::get_image_required_mipmaps(p_img->get_width(), p_img->get_height(), Image::FORMAT_ETC) : 0; - - dst_data.resize(target_size); - int mc = 0; - int ofs = 0; - PoolVector<uint8_t>::Write w = dst_data.write(); - - rg_etc1::etc1_pack_params pp; - pp.m_quality = rg_etc1::cLowQuality; - for (int i = 0; i <= mmc; i++) { - - int bw = MAX(imgw / 4, 1); - int bh = MAX(imgh / 4, 1); - const uint8_t *src = &r[img->get_mipmap_offset(i)]; - int mmsize = MAX(bw, 1) * MAX(bh, 1) * 8; - - uint8_t *dst = &w[ofs]; - ofs += mmsize; - - //print_line("bh: "+itos(bh)+" bw: "+itos(bw)); - - for (int y = 0; y < bh; y++) { - - for (int x = 0; x < bw; x++) { - - //print_line("x: "+itos(x)+" y: "+itos(y)); - - uint8_t block[4 * 4 * 4]; - zeromem(block, 4 * 4 * 4); - uint8_t cblock[8]; - - int maxy = MIN(imgh, 4); - int maxx = MIN(imgw, 4); - - for (int yy = 0; yy < maxy; yy++) { - - for (int xx = 0; xx < maxx; xx++) { - - uint32_t dst_ofs = (yy * 4 + xx) * 4; - uint32_t src_ofs = ((y * 4 + yy) * imgw + x * 4 + xx) * 3; - block[dst_ofs + 0] = src[src_ofs + 0]; - block[dst_ofs + 1] = src[src_ofs + 1]; - block[dst_ofs + 2] = src[src_ofs + 2]; - block[dst_ofs + 3] = 255; - } - } - - rg_etc1::pack_etc1_block(cblock, (const unsigned int *)block, pp); - for (int j = 0; j < 8; j++) { - - dst[j] = cblock[j]; - } - - dst += 8; - } - } - - imgw = MAX(1, imgw / 2); - imgh = MAX(1, imgh / 2); - mc++; - } - - p_img->create(p_img->get_width(), p_img->get_height(), (mc - 1) ? true : false, Image::FORMAT_ETC, dst_data); -} - -void _register_etc1_compress_func() { - - rg_etc1::pack_etc1_block_init(); - Image::_image_compress_etc_func = _compress_etc; - Image::_image_decompress_etc = _decompress_etc; -} |