Add animation loader and animate with given values

CGII/src/SkeletonViewer.cpp

@@ -33,12 +33,33 @@ SkeletonViewer::SkeletonViewer(DataStore *data)
 			colors[i][j] = static_cast<float>(rand()) / static_cast<float>(RAND_MAX);
 		}
 	}
+
+	frame = 0;
 }
 
 //draws a part of a skeleton, represented by the given root node
 void SkeletonViewer::draw_skeleton_subtree(Bone *node, const Mat4 &global_to_parent_local, context &c, int depth)
 {
 	//Task: Draw skeleton
+	if (frame < animations.size())
+	{
+		auto &current_step = animations[frame];
+		auto it = current_step.find(node->get_name());
+
+		if (it != current_step.end())
+		{
+			std::vector<float> &values = it->second;
+
+			if (values.size() == node->dof_count())
+			{
+				for (int i = 0; i < values.size(); i++)
+				{
+					node->get_dof(i)->set_value(values[i]);
+				}
+			}
+		}
+	}
+
 	Mat4 local_transform = node->calculate_transform_prev_to_current_with_dofs() * global_to_parent_local;
 
 	Vec4 zero = Vec4(0.0f, 0.0f, 0.0f, 1.0f);
@@ -49,8 +70,6 @@ void SkeletonViewer::draw_skeleton_subtree(Bone *node, const Mat4 &global_to_par
 	Vec3 p1_v3 = Vec3(p1.x(), p1.y(), p1.z());
 	Vec3 p2_v3 = Vec3(p2.x(), p2.y(), p2.z());
 
-	std::cout << node->get_name() << " start: " << from_Vec3(p1_v3) << ", end: " << from_Vec3(p2_v3) << std::endl;
-
 	glColor3f(colors[depth][0], colors[depth][1], colors[depth][2]);
 
 	c.tesselate_arrow(p1_v3, p2_v3);
@@ -80,8 +99,6 @@ void SkeletonViewer::stop_animation()
 
 void SkeletonViewer::skeleton_changed(std::shared_ptr<Skeleton> s)
 {
-	std::cout << "skeleton changed" << std::endl;
-
 	// This function is called whenever the according signal of the
 	// data store has been called.
 
@@ -120,8 +137,6 @@ void SkeletonViewer::recursive_connect_signals(Bone *b)
 
 void SkeletonViewer::dof_changed(double)
 {
-	std::cout << "dof changed" << std::endl;
-
 	if (!data->dof_changed_by_ik)
 		data->set_endeffector(nullptr);
 
@@ -245,12 +260,14 @@ void SkeletonViewer::load_animation()
 	std::string filename = cgv::gui::file_open_dialog("Open", "Animation File (*.amc):*.amc");
 	if (!filename.empty())
 	{
+		animations.clear();
+
 		std::ifstream file(filename);
 
 		std::string line;
 		int current_index = -1;
 
-		while(std::getline(file, line))
+		while (std::getline(file, line))
 		{
 			if (line[0] == '#' || line[0] == ':')
 			{
@@ -266,7 +283,9 @@ void SkeletonViewer::load_animation()
 			{
 				current_index = number - 1;
 
-				std::cout << "current_index: " << current_index << std::endl;
+				//std::map<std::string, std::vector<AtomicTransform *>> tmp;
+				std::map<std::string, std::vector<float>> tmp;
+				animations.emplace_back(tmp);
 			}
 			else
 			{
@@ -274,53 +293,28 @@ void SkeletonViewer::load_animation()
 					abort();
 
 				std::string bone_name;
-				float bla;
+				std::vector<float> values;
 
-				// sexy c-code for gettin string
+				int first_blank = line.find_first_of(" ");
-				while(!line.empty()) {
+				bone_name = line.substr(0, first_blank);
-					int first_blank = line.find_first_of(" ");
-					string fnumbers = line.substr(first_blank + 1);
-					string bonename = line.substr(0, first_blank);
-				}
 
-				if (!(sline >> bone_name))
+				auto &current_map = animations[current_index];
-				{
-					std::cout << "index(" << current_index << ") could not get bone name from: " << line << std::endl;
 
-					if (!(sline >> bla))
+				std::string rest = line.substr(first_blank + 1, line.size());
-					{
+				std::stringstream sstream(rest);
-						std::cout << "index(" << current_index << ") could not get value from: " << line << std::endl;
-					}
-				}
-
-				std::vector<AtomicTransform> transforms;
 				float value;
 
-				if (name == "root" )
+				while (sstream >> value)
 				{
-					for(int i = 0; i < 6; i++)
+					values.push_back(value);
-					{
-						if (!(sline >> value))
-						{
-							std::cout << "could not get value from: " << line << std::endl;
-						}
-						else
-						{
-
-						}
-					}
-				}
-				else if (!name.empty())
-				{
-					while (sline >> value)
-					{
-						// TODO
-					}
 				}
 
-				abort();
+				// test if values alone are enough
+				current_map[bone_name] = values;
 			}
 		}
+
+		std::cout << "successfully loaded anination " << animations.size() << std::endl;
 	}
 }
 
@@ -389,4 +383,8 @@ void SkeletonViewer::draw(context &c)
 
 	if (data->get_skeleton() != nullptr)
 		draw_skeleton_subtree(data->get_skeleton()->get_root(), data->get_skeleton()->get_origin(), c, 0);
+
+	frame++;
+	if (frame >= animations.size())
+		frame = 0;
 }

CGII/src/SkeletonViewer.h

@@ -33,12 +33,14 @@ class SkeletonViewer : public node, public drawable, public provider
 	gui_group_ptr tree_view;
 	gui_group_ptr bone_group;
 
-	std::vector<std::map<std::string, std::vector<AtomicTransform* >>> animations;
+	std::vector<std::map<std::string, std::vector<float>>> animations;
 	float colors[SKELETON_DEPTH][3];
 
 	// Maps gui elements in the tree view to a specific bone
 	std::map<base_ptr, Bone *> gui_to_bone;
 
+	int frame;
+
 	// slot for the signal
 	void timer_event(double, double dt);
 	void skeleton_changed(std::shared_ptr<Skeleton>);