add assimp submodule

1 files changed, 483 insertions, 0 deletions

diff --git a/src/mesh/assimp-master/tools/assimp_cmd/Info.cpp b/src/mesh/assimp-master/tools/assimp_cmd/Info.cpp
new file mode 100644
index 0000000..c43a783
--- /dev/null
+++ b/src/mesh/assimp-master/tools/assimp_cmd/Info.cpp
@@ -0,0 +1,483 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2022, assimp team
+
+
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the following
+conditions are met:
+
+* Redistributions of source code must retain the above
+  copyright notice, this list of conditions and the
+  following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+  copyright notice, this list of conditions and the
+  following disclaimer in the documentation and/or other
+  materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+  contributors may be used to endorse or promote products
+  derived from this software without specific prior
+  written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+---------------------------------------------------------------------------
+*/
+
+/** @file  Info.cpp
+ *  @brief Implementation of the 'assimp info' utility  */
+
+#include "Main.h"
+
+#include <cstdio>
+#include <iostream>
+#include <string>
+
+const char* AICMD_MSG_INFO_HELP_E =
+    "assimp info <file> [-r] [-v]\n"
+    "\tPrint basic structure of a 3D model\n"
+    "\t-r,--raw: No postprocessing, do a raw import\n"
+    "\t-v,--verbose: Print verbose info such as node transform data\n"
+    "\t-s, --silent: Print only minimal info\n";
+
+const char *TREE_BRANCH_ASCII = "|-";
+const char *TREE_BRANCH_UTF8 = "\xe2\x94\x9c\xe2\x95\xb4";
+const char *TREE_STOP_ASCII = "'-";
+const char *TREE_STOP_UTF8 = "\xe2\x94\x94\xe2\x95\xb4";
+const char *TREE_CONTINUE_ASCII = "| ";
+const char *TREE_CONTINUE_UTF8 = "\xe2\x94\x82 ";
+
+// note: by default this is using utf-8 text.
+// this is well supported on pretty much any linux terminal.
+// if this causes problems on some platform,
+// put an #ifdef to use the ascii version for that platform.
+const char *TREE_BRANCH = TREE_BRANCH_UTF8;
+const char *TREE_STOP = TREE_STOP_UTF8;
+const char *TREE_CONTINUE = TREE_CONTINUE_UTF8;
+
+// -----------------------------------------------------------------------------------
+unsigned int CountNodes(const aiNode* root)
+{
+	unsigned int i = 0;
+	for (unsigned int a = 0; a < root->mNumChildren; ++a ) {
+		i += CountNodes(root->mChildren[a]);
+	}
+	return 1+i;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int GetMaxDepth(const aiNode* root)
+{
+	unsigned int cnt = 0;
+	for (unsigned int i = 0; i < root->mNumChildren; ++i ) {
+		cnt = std::max(cnt,GetMaxDepth(root->mChildren[i]));
+	}
+	return cnt+1;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int CountVertices(const aiScene* scene)
+{
+	unsigned int cnt = 0;
+	for(unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+		cnt += scene->mMeshes[i]->mNumVertices;
+	}
+	return cnt;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int CountFaces(const aiScene* scene)
+{
+	unsigned int cnt = 0;
+	for(unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+		cnt += scene->mMeshes[i]->mNumFaces;
+	}
+	return cnt;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int CountBones(const aiScene* scene)
+{
+	unsigned int cnt = 0;
+	for(unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+		cnt += scene->mMeshes[i]->mNumBones;
+	}
+	return cnt;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int CountAnimChannels(const aiScene* scene)
+{
+	unsigned int cnt = 0;
+	for(unsigned int i = 0; i < scene->mNumAnimations; ++i) {
+		cnt += scene->mAnimations[i]->mNumChannels;
+	}
+	return cnt;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int GetAvgFacePerMesh(const aiScene* scene) {
+	return (scene->mNumMeshes != 0) ? static_cast<unsigned int>(CountFaces(scene)/scene->mNumMeshes) : 0;
+}
+
+// -----------------------------------------------------------------------------------
+unsigned int GetAvgVertsPerMesh(const aiScene* scene) {
+	return (scene->mNumMeshes != 0) ? static_cast<unsigned int>(CountVertices(scene)/scene->mNumMeshes) : 0;
+}
+
+// -----------------------------------------------------------------------------------
+void FindSpecialPoints(const aiScene* scene,const aiNode* root,aiVector3D special_points[3],const aiMatrix4x4& mat=aiMatrix4x4())
+{
+	// XXX that could be greatly simplified by using code from code/ProcessHelper.h
+	// XXX I just don't want to include it here.
+	const aiMatrix4x4 trafo = root->mTransformation*mat;
+	for(unsigned int i = 0; i < root->mNumMeshes; ++i) {
+		const aiMesh* mesh = scene->mMeshes[root->mMeshes[i]];
+
+		for(unsigned int a = 0; a < mesh->mNumVertices; ++a) {
+			aiVector3D v = trafo*mesh->mVertices[a];
+
+			special_points[0].x = std::min(special_points[0].x,v.x);
+			special_points[0].y = std::min(special_points[0].y,v.y);
+			special_points[0].z = std::min(special_points[0].z,v.z);
+
+			special_points[1].x = std::max(special_points[1].x,v.x);
+			special_points[1].y = std::max(special_points[1].y,v.y);
+			special_points[1].z = std::max(special_points[1].z,v.z);
+		}
+	}
+
+	for(unsigned int i = 0; i < root->mNumChildren; ++i) {
+		FindSpecialPoints(scene,root->mChildren[i],special_points,trafo);
+	}
+}
+
+// -----------------------------------------------------------------------------------
+void FindSpecialPoints(const aiScene* scene,aiVector3D special_points[3])
+{
+	special_points[0] = aiVector3D(1e10,1e10,1e10);
+	special_points[1] = aiVector3D(-1e10,-1e10,-1e10);
+
+	FindSpecialPoints(scene,scene->mRootNode,special_points);
+	special_points[2] = (special_points[0]+special_points[1])*(ai_real)0.5;
+}
+
+// -----------------------------------------------------------------------------------
+std::string FindPTypes(const aiScene* scene)
+{
+	bool haveit[4] = {0};
+	for(unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+		const unsigned int pt = scene->mMeshes[i]->mPrimitiveTypes;
+		if (pt & aiPrimitiveType_POINT) {
+			haveit[0]=true;
+		}
+		if (pt & aiPrimitiveType_LINE) {
+			haveit[1]=true;
+		}
+		if (pt & aiPrimitiveType_TRIANGLE) {
+			haveit[2]=true;
+		}
+		if (pt & aiPrimitiveType_POLYGON) {
+			haveit[3]=true;
+		}
+	}
+	return (haveit[0]?std::string("points"):"")+(haveit[1]?"lines":"")+
+		(haveit[2]?"triangles":"")+(haveit[3]?"n-polygons":"");
+}
+
+// -----------------------------------------------------------------------------------
+// Prettily print the node graph to stdout
+void PrintHierarchy(
+	const aiNode* node,
+	const std::string &indent,
+	bool verbose,
+	bool last = false,
+	bool first = true
+){
+	// tree visualization
+	std::string branchchar;
+	if (first) { branchchar = ""; }
+	else if (last) { branchchar = TREE_STOP; } // "'-"
+	else { branchchar = TREE_BRANCH; } // "|-"
+
+	// print the indent and the branch character and the name
+	std::cout << indent << branchchar << node->mName.C_Str();
+
+	// if there are meshes attached, indicate this
+	if (node->mNumMeshes) {
+		std::cout << " (mesh ";
+		bool sep = false;
+		for (size_t i=0; i < node->mNumMeshes; ++i) {
+			unsigned int mesh_index = node->mMeshes[i];
+			if (sep) { std::cout << ", "; }
+			std::cout << mesh_index;
+			sep = true;
+		}
+		std::cout << ")";
+	}
+
+	// finish the line
+	std::cout << std::endl;
+
+	// in verbose mode, print the transform data as well
+	if (verbose) {
+		// indent to use
+		std::string indentadd;
+		if (last) { indentadd += "  "; }
+		else { indentadd += TREE_CONTINUE; } // "| "..
+		if (node->mNumChildren == 0) { indentadd += "  "; }
+		else { indentadd += TREE_CONTINUE; } // .."| "
+		aiVector3D s, r, t;
+		node->mTransformation.Decompose(s, r, t);
+		if (s.x != 1.0 || s.y != 1.0 || s.z != 1.0) {
+			std::cout << indent << indentadd;
+			printf("  S:[%f %f %f]\n", s.x, s.y, s.z);
+		}
+		if (r.x || r.y || r.z) {
+			std::cout << indent << indentadd;
+			printf("  R:[%f %f %f]\n", r.x, r.y, r.z);
+		}
+		if (t.x || t.y || t.z) {
+			std::cout << indent << indentadd;
+			printf("  T:[%f %f %f]\n", t.x, t.y, t.z);
+		}
+	}
+
+	// and recurse
+	std::string nextIndent;
+	if (first) { nextIndent = indent; }
+	else if (last) { nextIndent = indent + "  "; }
+	else { nextIndent = indent + TREE_CONTINUE; } // "| "
+	for (size_t i = 0; i < node->mNumChildren; ++i) {
+		bool lastone = (i == node->mNumChildren - 1);
+		PrintHierarchy(
+			node->mChildren[i],
+			nextIndent,
+			verbose,
+			lastone,
+			false
+		);
+	}
+}
+
+// -----------------------------------------------------------------------------------
+// Implementation of the assimp info utility to print basic file info
+int Assimp_Info (const char* const* params, unsigned int num) {
+	// --help
+	if (!strcmp( params[0],"-h")||!strcmp( params[0],"--help")||!strcmp( params[0],"-?") ) {
+		printf("%s",AICMD_MSG_INFO_HELP_E);
+		return AssimpCmdError::Success;
+	}
+
+	// asssimp info <file> [-r]
+	if (num < 1) {
+		printf("assimp info: Invalid number of arguments. "
+			"See \'assimp info --help\'\n");
+		return AssimpCmdError::InvalidNumberOfArguments;
+	}
+
+	const std::string in  = std::string(params[0]);
+
+	// get -r and -v arguments
+	bool raw = false;
+	bool verbose = false;
+	bool silent = false;
+	for(unsigned int i = 1; i < num; ++i) {
+		if (!strcmp(params[i],"--raw")||!strcmp(params[i],"-r")) {
+			raw = true;
+		}
+		if (!strcmp(params[i],"--verbose")||!strcmp(params[i],"-v")) {
+			verbose = true;
+		}
+		if (!strcmp(params[i], "--silent") || !strcmp(params[i], "-s")) {
+			silent = true;
+		}
+	}
+
+	// Verbose and silent at the same time are not allowed
+	if ( verbose && silent ) {
+		printf("assimp info: Invalid arguments, verbose and silent at the same time are forbidden. ");
+		return AssimpCmdInfoError::InvalidCombinaisonOfArguments;
+	}
+
+	// Parse post-processing flags unless -r was specified
+	ImportData import;
+	if (!raw) {
+		// get import flags
+		ProcessStandardArguments(import, params + 1, num - 1);
+
+		//No custom post process flags defined, we set all the post process flags active
+		if(import.ppFlags == 0)
+			import.ppFlags |= aiProcessPreset_TargetRealtime_MaxQuality;
+	}
+
+	// import the main model
+	const aiScene* scene = ImportModel(import,in);
+	if (!scene) {
+		printf("assimp info: Unable to load input file %s\n",
+			in.c_str());
+		return AssimpCmdError::FailedToLoadInputFile;
+	}
+
+	aiMemoryInfo mem;
+	globalImporter->GetMemoryRequirements(mem);
+
+
+	static const char* format_string =
+		"Memory consumption: %i B\n"
+		"Nodes:              %i\n"
+		"Maximum depth       %i\n"
+		"Meshes:             %i\n"
+		"Animations:         %i\n"
+		"Textures (embed.):  %i\n"
+		"Materials:          %i\n"
+		"Cameras:            %i\n"
+		"Lights:             %i\n"
+		"Vertices:           %i\n"
+		"Faces:              %i\n"
+		"Bones:              %i\n"
+		"Animation Channels: %i\n"
+		"Primitive Types:    %s\n"
+		"Average faces/mesh  %i\n"
+		"Average verts/mesh  %i\n"
+		"Minimum point      (%f %f %f)\n"
+		"Maximum point      (%f %f %f)\n"
+		"Center point       (%f %f %f)\n"
+
+		;
+
+	aiVector3D special_points[3];
+	FindSpecialPoints(scene,special_points);
+	printf(format_string,
+		mem.total,
+		CountNodes(scene->mRootNode),
+		GetMaxDepth(scene->mRootNode),
+		scene->mNumMeshes,
+		scene->mNumAnimations,
+		scene->mNumTextures,
+		scene->mNumMaterials,
+		scene->mNumCameras,
+		scene->mNumLights,
+		CountVertices(scene),
+		CountFaces(scene),
+		CountBones(scene),
+		CountAnimChannels(scene),
+		FindPTypes(scene).c_str(),
+		GetAvgFacePerMesh(scene),
+		GetAvgVertsPerMesh(scene),
+		special_points[0][0],special_points[0][1],special_points[0][2],
+		special_points[1][0],special_points[1][1],special_points[1][2],
+		special_points[2][0],special_points[2][1],special_points[2][2]
+		)
+	;
+
+	if (silent)
+	{
+		printf("\n");
+		return AssimpCmdError::Success;
+	}
+
+	// meshes
+	if (scene->mNumMeshes) {
+		printf("\nMeshes:  (name) [vertices / bones / faces | primitive_types]\n");
+	}
+	for (unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+		const aiMesh* mesh = scene->mMeshes[i];
+		printf("    %d (%s)", i, mesh->mName.C_Str());
+		printf(
+			": [%d / %d / %d |",
+			mesh->mNumVertices,
+			mesh->mNumBones,
+			mesh->mNumFaces
+		);
+		const unsigned int ptypes = mesh->mPrimitiveTypes;
+		if (ptypes & aiPrimitiveType_POINT) { printf(" point"); }
+		if (ptypes & aiPrimitiveType_LINE) { printf(" line"); }
+		if (ptypes & aiPrimitiveType_TRIANGLE) { printf(" triangle"); }
+		if (ptypes & aiPrimitiveType_POLYGON) { printf(" polygon"); }
+		printf("]\n");
+	}
+
+	// materials
+	unsigned int total=0;
+	for(unsigned int i = 0;i < scene->mNumMaterials; ++i) {
+		aiString name;
+		if (AI_SUCCESS==aiGetMaterialString(scene->mMaterials[i],AI_MATKEY_NAME,&name)) {
+			printf("%s\n    \'%s\'",(total++?"":"\nNamed Materials:" ),name.data);
+		}
+	}
+	if(total) {
+		printf("\n");
+	}
+
+	// textures
+	total=0;
+	for(unsigned int i = 0;i < scene->mNumMaterials; ++i) {
+		aiString name;
+		static const aiTextureType types[] = {
+			aiTextureType_NONE,
+			aiTextureType_DIFFUSE,
+			aiTextureType_SPECULAR,
+			aiTextureType_AMBIENT,
+			aiTextureType_EMISSIVE,
+			aiTextureType_HEIGHT,
+			aiTextureType_NORMALS,
+			aiTextureType_SHININESS,
+			aiTextureType_OPACITY,
+			aiTextureType_DISPLACEMENT,
+			aiTextureType_LIGHTMAP,
+			aiTextureType_REFLECTION,
+			aiTextureType_BASE_COLOR,
+			aiTextureType_NORMAL_CAMERA,
+			aiTextureType_EMISSION_COLOR,
+			aiTextureType_METALNESS,
+			aiTextureType_DIFFUSE_ROUGHNESS,
+			aiTextureType_AMBIENT_OCCLUSION,
+			aiTextureType_UNKNOWN
+		};
+		for(unsigned int type = 0; type < sizeof(types)/sizeof(types[0]); ++type) {
+			for(unsigned int idx = 0;AI_SUCCESS==aiGetMaterialString(scene->mMaterials[i],
+				AI_MATKEY_TEXTURE(types[type],idx),&name); ++idx) {
+				printf("%s\n    \'%s\'",(total++?"":"\nTexture Refs:" ),name.data);
+			}
+		}
+	}
+	if(total) {
+		printf("\n");
+	}
+
+	// animations
+	total=0;
+	for(unsigned int i = 0;i < scene->mNumAnimations; ++i) {
+		if (scene->mAnimations[i]->mName.length) {
+			printf("%s\n     \'%s\'",(total++?"":"\nNamed Animations:" ),scene->mAnimations[i]->mName.data);
+		}
+	}
+	if(total) {
+		printf("\n");
+	}
+
+	// node hierarchy
+	printf("\nNode hierarchy:\n");
+	PrintHierarchy(scene->mRootNode,"",verbose);
+
+	printf("\n");
+	return AssimpCmdError::Success;
+}