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feat: godot-engine-source-4.3-stable

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Jan van der Weide 2025-01-17 16:36:38 +01:00
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54
engine/modules/astcenc/SCsub Normal file
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#!/usr/bin/env python
Import("env")
Import("env_modules")
env_astcenc = env_modules.Clone()
# Thirdparty source files
thirdparty_obj = []
thirdparty_dir = "#thirdparty/astcenc/"
thirdparty_sources = [
"astcenc_averages_and_directions.cpp",
"astcenc_block_sizes.cpp",
"astcenc_color_quantize.cpp",
"astcenc_color_unquantize.cpp",
"astcenc_compress_symbolic.cpp",
"astcenc_compute_variance.cpp",
"astcenc_decompress_symbolic.cpp",
"astcenc_diagnostic_trace.cpp",
"astcenc_entry.cpp",
"astcenc_find_best_partitioning.cpp",
"astcenc_ideal_endpoints_and_weights.cpp",
"astcenc_image.cpp",
"astcenc_integer_sequence.cpp",
"astcenc_mathlib.cpp",
"astcenc_mathlib_softfloat.cpp",
"astcenc_partition_tables.cpp",
"astcenc_percentile_tables.cpp",
"astcenc_pick_best_endpoint_format.cpp",
"astcenc_quantization.cpp",
"astcenc_symbolic_physical.cpp",
"astcenc_weight_align.cpp",
"astcenc_weight_quant_xfer_tables.cpp",
]
thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
env_astcenc.Prepend(CPPPATH=[thirdparty_dir])
env_thirdparty = env_astcenc.Clone()
env_thirdparty.disable_warnings()
env_thirdparty.add_source_files(thirdparty_obj, thirdparty_sources)
env.modules_sources += thirdparty_obj
# Godot source files
module_obj = []
env_astcenc.add_source_files(module_obj, "*.cpp")
env.modules_sources += module_obj
# Needed to force rebuilding the module files when the thirdparty library is updated.
env.Depends(module_obj, thirdparty_obj)

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engine/modules/astcenc/config.py Normal file
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def can_build(env, platform):
# Godot only uses it in the editor, but ANGLE depends on it and we had
# to remove the copy from prebuilt ANGLE libs to solve symbol clashes.
return env.editor_build or env.get("angle_libs")
def configure(env):
pass

293
engine/modules/astcenc/image_compress_astcenc.cpp Normal file
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/**************************************************************************/
/* image_compress_astcenc.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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_compress_astcenc.h"
#include "core/os/os.h"
#include "core/string/print_string.h"
#include <astcenc.h>
void _compress_astc(Image *r_img, Image::ASTCFormat p_format) {
uint64_t start_time = OS::get_singleton()->get_ticks_msec();
// TODO: See how to handle lossy quality.
Image::Format img_format = r_img->get_format();
if (Image::is_format_compressed(img_format)) {
return; // Do not compress, already compressed.
}
bool is_hdr = false;
if ((img_format >= Image::FORMAT_RH) && (img_format <= Image::FORMAT_RGBE9995)) {
is_hdr = true;
r_img->convert(Image::FORMAT_RGBAF);
} else {
r_img->convert(Image::FORMAT_RGBA8);
}
// Determine encoder output format from our enum.
Image::Format target_format = Image::FORMAT_RGBA8;
astcenc_profile profile = ASTCENC_PRF_LDR;
unsigned int block_x = 4;
unsigned int block_y = 4;
if (p_format == Image::ASTCFormat::ASTC_FORMAT_4x4) {
if (is_hdr) {
target_format = Image::FORMAT_ASTC_4x4_HDR;
profile = ASTCENC_PRF_HDR;
} else {
target_format = Image::FORMAT_ASTC_4x4;
}
} else if (p_format == Image::ASTCFormat::ASTC_FORMAT_8x8) {
if (is_hdr) {
target_format = Image::FORMAT_ASTC_8x8_HDR;
profile = ASTCENC_PRF_HDR;
} else {
target_format = Image::FORMAT_ASTC_8x8;
}
block_x = 8;
block_y = 8;
}
// Compress image data and (if required) mipmaps.
const bool mipmaps = r_img->has_mipmaps();
int width = r_img->get_width();
int height = r_img->get_height();
int required_width = (width % block_x) != 0 ? width + (block_x - (width % block_x)) : width;
int required_height = (height % block_y) != 0 ? height + (block_y - (height % block_y)) : height;
if (width != required_width || height != required_height) {
// Resize texture to fit block size.
r_img->resize(required_width, required_height);
width = required_width;
height = required_height;
}
print_verbose(vformat("astcenc: Encoding image size %dx%d to format %s%s.", width, height, Image::get_format_name(target_format), mipmaps ? ", with mipmaps" : ""));
// Initialize astcenc.
int64_t dest_size = Image::get_image_data_size(width, height, target_format, mipmaps);
Vector<uint8_t> dest_data;
dest_data.resize(dest_size);
uint8_t *dest_write = dest_data.ptrw();
astcenc_config config;
config.block_x = block_x;
config.block_y = block_y;
config.profile = profile;
const float quality = ASTCENC_PRE_MEDIUM;
astcenc_error status = astcenc_config_init(profile, block_x, block_y, 1, quality, 0, &config);
ERR_FAIL_COND_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: Configuration initialization failed: %s.", astcenc_get_error_string(status)));
// Context allocation.
astcenc_context *context;
const unsigned int thread_count = 1; // Godot compresses multiple images each on a thread, which is more efficient for large amount of images imported.
status = astcenc_context_alloc(&config, thread_count, &context);
ERR_FAIL_COND_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: Context allocation failed: %s.", astcenc_get_error_string(status)));
Vector<uint8_t> image_data = r_img->get_data();
int mip_count = mipmaps ? Image::get_image_required_mipmaps(width, height, target_format) : 0;
for (int i = 0; i < mip_count + 1; i++) {
int src_mip_w, src_mip_h;
int64_t src_ofs = Image::get_image_mipmap_offset_and_dimensions(width, height, r_img->get_format(), i, src_mip_w, src_mip_h);
const uint8_t *slices = &image_data.ptr()[src_ofs];
int dst_mip_w, dst_mip_h;
int64_t dst_ofs = Image::get_image_mipmap_offset_and_dimensions(width, height, target_format, i, dst_mip_w, dst_mip_h);
// Ensure that mip offset is a multiple of 8 (etcpak expects uint64_t pointer).
if (unlikely(dst_ofs % 8 != 0)) {
astcenc_context_free(context);
ERR_FAIL_MSG("astcenc: Mip offset is not a multiple of 8.");
}
uint8_t *dest_mip_write = (uint8_t *)&dest_write[dst_ofs];
// Compress image.
astcenc_image image;
image.dim_x = src_mip_w;
image.dim_y = src_mip_h;
image.dim_z = 1;
image.data_type = ASTCENC_TYPE_U8;
if (is_hdr) {
image.data_type = ASTCENC_TYPE_F32;
}
image.data = (void **)(&slices);
// Compute the number of ASTC blocks in each dimension.
unsigned int block_count_x = (src_mip_w + block_x - 1) / block_x;
unsigned int block_count_y = (src_mip_h + block_y - 1) / block_y;
size_t comp_len = block_count_x * block_count_y * 16;
const astcenc_swizzle swizzle = {
ASTCENC_SWZ_R, ASTCENC_SWZ_G, ASTCENC_SWZ_B, ASTCENC_SWZ_A
};
status = astcenc_compress_image(context, &image, &swizzle, dest_mip_write, comp_len, 0);
ERR_BREAK_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: ASTC image compression failed: %s.", astcenc_get_error_string(status)));
astcenc_compress_reset(context);
}
astcenc_context_free(context);
// Replace original image with compressed one.
r_img->set_data(width, height, mipmaps, target_format, dest_data);
print_verbose(vformat("astcenc: Encoding took %d ms.", OS::get_singleton()->get_ticks_msec() - start_time));
}
void _decompress_astc(Image *r_img) {
uint64_t start_time = OS::get_singleton()->get_ticks_msec();
// Determine decompression parameters from image format.
Image::Format img_format = r_img->get_format();
bool is_hdr = false;
unsigned int block_x = 0;
unsigned int block_y = 0;
if (img_format == Image::FORMAT_ASTC_4x4) {
block_x = 4;
block_y = 4;
is_hdr = false;
} else if (img_format == Image::FORMAT_ASTC_4x4_HDR) {
block_x = 4;
block_y = 4;
is_hdr = true;
} else if (img_format == Image::FORMAT_ASTC_8x8) {
block_x = 8;
block_y = 8;
is_hdr = false;
} else if (img_format == Image::FORMAT_ASTC_8x8_HDR) {
block_x = 8;
block_y = 8;
is_hdr = true;
} else {
ERR_FAIL_MSG("astcenc: Cannot decompress Image with a non-ASTC format.");
}
// Initialize astcenc.
astcenc_profile profile = ASTCENC_PRF_LDR;
if (is_hdr) {
profile = ASTCENC_PRF_HDR;
}
astcenc_config config;
const float quality = ASTCENC_PRE_MEDIUM;
astcenc_error status = astcenc_config_init(profile, block_x, block_y, 1, quality, 0, &config);
ERR_FAIL_COND_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: Configuration initialization failed: %s.", astcenc_get_error_string(status)));
// Context allocation.
astcenc_context *context = nullptr;
const unsigned int thread_count = 1;
status = astcenc_context_alloc(&config, thread_count, &context);
ERR_FAIL_COND_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: Context allocation failed: %s.", astcenc_get_error_string(status)));
Image::Format target_format = is_hdr ? Image::FORMAT_RGBAF : Image::FORMAT_RGBA8;
const bool mipmaps = r_img->has_mipmaps();
int width = r_img->get_width();
int height = r_img->get_height();
int64_t dest_size = Image::get_image_data_size(width, height, target_format, mipmaps);
Vector<uint8_t> dest_data;
dest_data.resize(dest_size);
uint8_t *dest_write = dest_data.ptrw();
// Decompress image.
Vector<uint8_t> image_data = r_img->get_data();
int mip_count = mipmaps ? Image::get_image_required_mipmaps(width, height, target_format) : 0;
for (int i = 0; i < mip_count + 1; i++) {
int src_mip_w, src_mip_h;
int64_t src_ofs = Image::get_image_mipmap_offset_and_dimensions(width, height, r_img->get_format(), i, src_mip_w, src_mip_h);
const uint8_t *src_data = &image_data.ptr()[src_ofs];
int64_t src_size;
if (i == mip_count) {
src_size = image_data.size() - src_ofs;
} else {
int auxw, auxh;
src_size = Image::get_image_mipmap_offset_and_dimensions(width, height, r_img->get_format(), i + 1, auxw, auxh) - src_ofs;
}
int dst_mip_w, dst_mip_h;
int64_t dst_ofs = Image::get_image_mipmap_offset_and_dimensions(width, height, target_format, i, dst_mip_w, dst_mip_h);
// Ensure that mip offset is a multiple of 8 (etcpak expects uint64_t pointer).
ERR_FAIL_COND(dst_ofs % 8 != 0);
uint8_t *dest_mip_write = (uint8_t *)&dest_write[dst_ofs];
astcenc_image image;
image.dim_x = dst_mip_w;
image.dim_y = dst_mip_h;
image.dim_z = 1;
image.data_type = ASTCENC_TYPE_U8;
if (is_hdr) {
target_format = Image::FORMAT_RGBAF;
image.data_type = ASTCENC_TYPE_F32;
}
image.data = (void **)(&dest_mip_write);
const astcenc_swizzle swizzle = {
ASTCENC_SWZ_R, ASTCENC_SWZ_G, ASTCENC_SWZ_B, ASTCENC_SWZ_A
};
status = astcenc_decompress_image(context, src_data, src_size, &image, &swizzle, 0);
ERR_BREAK_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: ASTC decompression failed: %s.", astcenc_get_error_string(status)));
ERR_BREAK_MSG(image.dim_z > 1,
"astcenc: ASTC decompression failed because this is a 3D texture, which is not supported.");
astcenc_compress_reset(context);
}
astcenc_context_free(context);
// Replace original image with compressed one.
r_img->set_data(width, height, mipmaps, target_format, dest_data);
print_verbose(vformat("astcenc: Decompression took %d ms.", OS::get_singleton()->get_ticks_msec() - start_time));
}

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engine/modules/astcenc/image_compress_astcenc.h Normal file
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/**************************************************************************/
/* image_compress_astcenc.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef IMAGE_COMPRESS_ASTCENC_H
#define IMAGE_COMPRESS_ASTCENC_H
#include "core/io/image.h"
void _compress_astc(Image *r_img, Image::ASTCFormat p_format);
void _decompress_astc(Image *r_img);
#endif // IMAGE_COMPRESS_ASTCENC_H

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engine/modules/astcenc/register_types.cpp Normal file
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/**************************************************************************/
/* register_types.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "register_types.h"
#include "image_compress_astcenc.h"
void initialize_astcenc_module(ModuleInitializationLevel p_level) {
if (p_level != MODULE_INITIALIZATION_LEVEL_SCENE) {
return;
}
Image::_image_compress_astc_func = _compress_astc;
Image::_image_decompress_astc = _decompress_astc;
}
void uninitialize_astcenc_module(ModuleInitializationLevel p_level) {
if (p_level != MODULE_INITIALIZATION_LEVEL_SCENE) {
return;
}
}

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engine/modules/astcenc/register_types.h Normal file
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/**************************************************************************/
/* register_types.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef ASTCENC_REGISTER_TYPES_H
#define ASTCENC_REGISTER_TYPES_H
#include "modules/register_module_types.h"
void initialize_astcenc_module(ModuleInitializationLevel p_level);
void uninitialize_astcenc_module(ModuleInitializationLevel p_level);
#endif // ASTCENC_REGISTER_TYPES_H