diff options
author | Juan Linietsky <reduzio@gmail.com> | 2018-09-29 09:46:26 -0300 |
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committer | Juan Linietsky <reduzio@gmail.com> | 2018-09-29 09:46:26 -0300 |
commit | 6cbdeedf57c7383827416da19b6026e3721f2812 (patch) | |
tree | 38112e370629dc264014262f9d85542fb3582e78 /modules | |
parent | c83742ba86eadd03800369c3fb5b1c23f083c59e (diff) |
Added xatlas as alternative to thekla, forced it on.
Did some hacks to it to avoid it from failing on bad geometry.
Diffstat (limited to 'modules')
-rw-r--r-- | modules/thekla_unwrap/config.py | 3 | ||||
-rw-r--r-- | modules/xatlas_unwrap/SCsub | 46 | ||||
-rw-r--r-- | modules/xatlas_unwrap/config.py | 5 | ||||
-rw-r--r-- | modules/xatlas_unwrap/register_types.cpp | 133 | ||||
-rw-r--r-- | modules/xatlas_unwrap/register_types.h | 32 |
5 files changed, 218 insertions, 1 deletions
diff --git a/modules/thekla_unwrap/config.py b/modules/thekla_unwrap/config.py index bd092bdc16..fad6095064 100644 --- a/modules/thekla_unwrap/config.py +++ b/modules/thekla_unwrap/config.py @@ -1,5 +1,6 @@ def can_build(env, platform): - return (env['tools'] and platform not in ["android", "ios"]) + #return (env['tools'] and platform not in ["android", "ios"]) + return False def configure(env): pass diff --git a/modules/xatlas_unwrap/SCsub b/modules/xatlas_unwrap/SCsub new file mode 100644 index 0000000000..9272f5692e --- /dev/null +++ b/modules/xatlas_unwrap/SCsub @@ -0,0 +1,46 @@ +#!/usr/bin/env python + +import platform + +Import('env') +Import('env_modules') + +env_xatlas_unwrap = env_modules.Clone() + +# Thirdparty source files +if env['builtin_xatlas']: + thirdparty_dir = "#thirdparty/xatlas/" + thirdparty_sources = [ + "xatlas.cpp", + ] + thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources] + + env_xatlas_unwrap.Append(CPPPATH=[thirdparty_dir]) + + # upstream uses c++11 + if (not env.msvc): + env_xatlas_unwrap.Append(CXXFLAGS="-std=c++11") + + if env["platform"] == 'x11': + # if not specifically one of the *BSD, then use LINUX as default + if platform.system() == "FreeBSD": + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_FREEBSD", "-DPOSH_COMPILER_GCC"]) + elif platform.system() == "OpenBSD": + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_OPENBSD", "-DPOSH_COMPILER_GCC"]) + else: + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_LINUX", "-DPOSH_COMPILER_GCC"]) + elif env["platform"] == 'osx': + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_DARWIN", "-DPOSH_COMPILER_GCC"]) + elif env["platform"] == 'windows': + if env.msvc: + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_WIN32", "-DNV_CC_MSVC", "-DPOSH_COMPILER_MSVC" ]) + else: + env_xatlas_unwrap.Append(CCFLAGS=["-DNV_OS_MINGW", "-DNV_CC_GNUC", "-DPOSH_COMPILER_GCC", "-U__STRICT_ANSI__"]) + env.Append(LIBS=["dbghelp"]) + + env_thirdparty = env_xatlas_unwrap.Clone() + env_thirdparty.disable_warnings() + env_thirdparty.add_source_files(env.modules_sources, thirdparty_sources) + +# Godot source files +env_xatlas_unwrap.add_source_files(env.modules_sources, "*.cpp") diff --git a/modules/xatlas_unwrap/config.py b/modules/xatlas_unwrap/config.py new file mode 100644 index 0000000000..bd092bdc16 --- /dev/null +++ b/modules/xatlas_unwrap/config.py @@ -0,0 +1,5 @@ +def can_build(env, platform): + return (env['tools'] and platform not in ["android", "ios"]) + +def configure(env): + pass diff --git a/modules/xatlas_unwrap/register_types.cpp b/modules/xatlas_unwrap/register_types.cpp new file mode 100644 index 0000000000..9df16aac70 --- /dev/null +++ b/modules/xatlas_unwrap/register_types.cpp @@ -0,0 +1,133 @@ +/*************************************************************************/ +/* register_types.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 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 "register_types.h" +#include "core/error_macros.h" +#include "thirdparty/xatlas/xatlas.h" + +#include <stdio.h> +#include <stdlib.h> +extern bool (*array_mesh_lightmap_unwrap_callback)(float p_texel_size, const float *p_vertices, const float *p_normals, int p_vertex_count, const int *p_indices, const int *p_face_materials, int p_index_count, float **r_uv, int **r_vertex, int *r_vertex_count, int **r_index, int *r_index_count, int *r_size_hint_x, int *r_size_hint_y); + +bool xatlas_mesh_lightmap_unwrap_callback(float p_texel_size, const float *p_vertices, const float *p_normals, int p_vertex_count, const int *p_indices, const int *p_face_materials, int p_index_count, float **r_uv, int **r_vertex, int *r_vertex_count, int **r_index, int *r_index_count, int *r_size_hint_x, int *r_size_hint_y) { + + //set up input mesh + xatlas::InputMesh input_mesh; + input_mesh.indexData = malloc(sizeof(int) * p_index_count); + input_mesh.indexCount = p_index_count; + input_mesh.indexFormat = xatlas::IndexFormat::Float; //really xatlas? + input_mesh.faceMaterialData = (uint16_t *)malloc(sizeof(uint16_t) * p_index_count); + + for (int i = 0; i < p_index_count; i++) { + int *index = (int *)input_mesh.indexData; + index[i] = p_indices[i]; + } + for (int i = 0; i < p_index_count / 3; i++) { + uint16_t *mat_index = (uint16_t *)input_mesh.faceMaterialData; + mat_index[i] = p_face_materials[i]; + } + + input_mesh.vertexCount = p_vertex_count; + input_mesh.vertexPositionData = malloc(sizeof(float) * p_vertex_count * 3); + input_mesh.vertexPositionStride = sizeof(float) * 3; + input_mesh.vertexNormalData = malloc(sizeof(float) * p_vertex_count * 3); + input_mesh.vertexNormalStride = sizeof(float) * 3; + + //material is a better hint than this i guess? + input_mesh.vertexUvData = NULL; + input_mesh.vertexUvStride = 0; + + for (int i = 0; i < p_vertex_count * 3; i++) { + float *vertex_ptr = (float *)input_mesh.vertexPositionData; + float *normal_ptr = (float *)input_mesh.vertexNormalData; + + vertex_ptr[i] = p_vertices[i]; + normal_ptr[i] = p_normals[i]; + } + + xatlas::CharterOptions chart_options; + xatlas::PackerOptions pack_options; + + pack_options.texelArea = 1.0 / p_texel_size; + pack_options.quality = 4; + + xatlas::Atlas *atlas = xatlas::Create(); + printf("adding mesh..\n"); + xatlas::AddMeshError err = xatlas::AddMesh(atlas, input_mesh); + ERR_EXPLAINC(xatlas::StringForEnum(err.code)); + ERR_FAIL_COND_V(err.code != xatlas::AddMeshErrorCode::Success, false); + + printf("generate..\n"); + xatlas::Generate(atlas, chart_options, pack_options); + + *r_size_hint_x = xatlas::GetWidth(atlas); + *r_size_hint_y = xatlas::GetHeight(atlas); + + float w = *r_size_hint_x; + float h = *r_size_hint_y; + + printf("final texsize: %f,%f\n", w, h); + const xatlas::OutputMesh *const *output_meshes = xatlas::GetOutputMeshes(atlas); + + const xatlas::OutputMesh *output = output_meshes[0]; + + *r_vertex = (int *)malloc(sizeof(int) * output->vertexCount); + *r_uv = (float *)malloc(sizeof(float) * output->vertexCount * 2); + *r_index = (int *)malloc(sizeof(int) * output->indexCount); + + for (int i = 0; i < output->vertexCount; i++) { + (*r_vertex)[i] = output->vertexArray[i].xref; + (*r_uv)[i * 2 + 0] = output->vertexArray[i].uv[0]; + (*r_uv)[i * 2 + 1] = output->vertexArray[i].uv[1]; + } + *r_vertex_count = output->vertexCount; + + for (int i = 0; i < output->indexCount; i++) { + (*r_index)[i] = output->indexArray[i]; + } + + *r_index_count = output->indexCount; + + //xatlas::Destroy(atlas); + free((void *)input_mesh.indexData); + free((void *)input_mesh.vertexPositionData); + free((void *)input_mesh.vertexNormalData); + free((void *)input_mesh.faceMaterialData); + printf("done"); + return true; +} + +void register_xatlas_unwrap_types() { + + array_mesh_lightmap_unwrap_callback = xatlas_mesh_lightmap_unwrap_callback; +} + +void unregister_xatlas_unwrap_types() { +} diff --git a/modules/xatlas_unwrap/register_types.h b/modules/xatlas_unwrap/register_types.h new file mode 100644 index 0000000000..fd8d56fa53 --- /dev/null +++ b/modules/xatlas_unwrap/register_types.h @@ -0,0 +1,32 @@ +/*************************************************************************/ +/* register_types.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 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. */ +/*************************************************************************/ + +void register_xatlas_unwrap_types(); +void unregister_xatlas_unwrap_types(); |