// // Created by martin on 04.02.22. // #include "AnimGraph/AnimGraph.h" #include "AnimGraph/AnimGraphBlendTree.h" #include "AnimGraph/AnimGraphEditor.h" #include "AnimGraph/AnimGraphNodes.h" #include "AnimGraph/AnimGraphResource.h" #include "catch.hpp" #include "ozz/base/io/archive.h" #include "ozz/base/io/stream.h" #include "ozz/base/log.h" class SimpleAnimSamplerGraphResource { protected: AnimGraphResource graph_resource; BlendTreeResource* blend_tree_resource = nullptr; size_t walk_node_index = -1; AnimNodeResource* walk_node = nullptr; public: SimpleAnimSamplerGraphResource() { graph_resource.m_name = "AnimSamplerBlendTree"; graph_resource.m_node_type_name = "BlendTree"; graph_resource.m_graph_type_name = "BlendTree"; blend_tree_resource = &graph_resource.m_blend_tree_resource; blend_tree_resource->InitGraphConnectors(); // Prepare graph inputs and outputs blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); walk_node_index = blend_tree_resource->m_nodes.size() - 1; walk_node = blend_tree_resource->m_nodes[walk_node_index]; walk_node->m_name = "WalkAnim"; walk_node->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Walking-loop.ozz")); AnimNodeResource* graph_node = blend_tree_resource->GetGraphOutputNode(); graph_node->m_socket_accessor->RegisterInput( "GraphOutput", nullptr); blend_tree_resource->ConnectSockets( walk_node, "Output", blend_tree_resource->GetGraphOutputNode(), "GraphOutput"); } }; class Blend2GraphResource { protected: AnimGraphResource graph_resource; BlendTreeResource* blend_tree_resource = nullptr; size_t walk_node_index = -1; size_t run_node_index = -1; size_t blend_node_index = -1; AnimNodeResource* walk_node = nullptr; AnimNodeResource* run_node = nullptr; AnimNodeResource* blend_node = nullptr; public: Blend2GraphResource() { graph_resource.m_name = "WalkRunBlendGraph"; graph_resource.m_node_type_name = "BlendTree"; graph_resource.m_graph_type_name = "BlendTree"; blend_tree_resource = &graph_resource.m_blend_tree_resource; blend_tree_resource->InitGraphConnectors(); // Prepare graph inputs and outputs blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); walk_node_index = blend_tree_resource->m_nodes.size() - 1; blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); run_node_index = blend_tree_resource->m_nodes.size() - 1; blend_tree_resource->m_nodes.push_back(AnimNodeResourceFactory("Blend2")); blend_node_index = blend_tree_resource->m_nodes.size() - 1; walk_node = blend_tree_resource->m_nodes[walk_node_index]; walk_node->m_name = "WalkAnim"; walk_node->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Walking-loop.ozz")); run_node = blend_tree_resource->m_nodes[run_node_index]; run_node->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Running0-loop.ozz")); run_node->m_name = "RunAnim"; blend_node = blend_tree_resource->m_nodes[blend_node_index]; blend_node->m_name = "BlendWalkRun"; AnimNodeResource* graph_node = blend_tree_resource->GetGraphOutputNode(); graph_node->m_socket_accessor->RegisterInput( "GraphOutput", nullptr); REQUIRE(graph_node->m_socket_accessor->m_inputs.size() == 1); REQUIRE(blend_node->m_socket_accessor->GetInputIndex("Input0") == 0); REQUIRE(blend_node->m_socket_accessor->GetInputIndex("Input1") == 1); blend_node->m_socket_accessor->SetInputValue("Weight", 0.123f); blend_tree_resource ->ConnectSockets(walk_node, "Output", blend_node, "Input0"); blend_tree_resource ->ConnectSockets(run_node, "Output", blend_node, "Input1"); blend_tree_resource->ConnectSockets( blend_node, "Output", blend_tree_resource->GetGraphOutputNode(), "GraphOutput"); } }; // // Used for tests with a BlendTree within a BlendTree // // +-----------Parent BlendTree-------------+ // | | // | +-----Embd Btree---+ | // | AnmSmpl--+-\ | | // | | \-SpdScale------+--Out | // | |------------------+ | // | | // +----------------------------------------+ // class EmbeddedBlendTreeGraphResource { protected: AnimGraphResource parent_graph_resource; BlendTreeResource* parent_blend_tree_resource = nullptr; AnimGraphResource* embedded_graph = nullptr; BlendTreeResource* embedded_blend_tree_resource = nullptr; size_t walk_node_index = -1; AnimNodeResource* walk_node_resource = nullptr; size_t embedded_blend_tree_node_index = -1; size_t embedded_speed_scale_index = -1; public: EmbeddedBlendTreeGraphResource() { parent_graph_resource.m_name = "ParentBlendTree"; parent_graph_resource.m_graph_type_name = "BlendTree"; parent_graph_resource.m_node_type_name = "BlendTree"; parent_blend_tree_resource = &parent_graph_resource.m_blend_tree_resource; parent_blend_tree_resource->Reset(); parent_blend_tree_resource->InitGraphConnectors(); // Setup parent outputs AnimNodeResource* parent_blend_tree_outputs = parent_blend_tree_resource->GetGraphOutputNode(); parent_blend_tree_outputs->m_socket_accessor->RegisterInput( "Output", nullptr); // Parent AnimSampler parent_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); walk_node_index = parent_blend_tree_resource->m_nodes.size() - 1; walk_node_resource = parent_blend_tree_resource->m_nodes[walk_node_index]; walk_node_resource->m_name = "WalkAnim"; walk_node_resource->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Walking-loop.ozz")); // // Embedded Tree // parent_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("BlendTree")); embedded_blend_tree_node_index = parent_blend_tree_resource->m_nodes.size() - 1; embedded_graph = dynamic_cast( parent_blend_tree_resource->m_nodes.back()); embedded_graph->m_name = "EmbeddedBlendTree"; embedded_graph->m_node_type_name = "BlendTree"; embedded_graph->m_graph_type_name = "BlendTree"; embedded_blend_tree_resource = &embedded_graph->m_blend_tree_resource; // Embedded: outputs AnimNodeResource* embedded_outputs = embedded_blend_tree_resource->GetGraphOutputNode(); embedded_outputs->m_socket_accessor->RegisterInput( "AnimOutput", nullptr); // Embedded: inputs AnimNodeResource* embedded_inputs = embedded_blend_tree_resource->GetGraphInputNode(); embedded_inputs->m_socket_accessor->RegisterOutput( "AnimInput", nullptr); // Embedded: SpeedScale node embedded_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("SpeedScale")); embedded_speed_scale_index = embedded_blend_tree_resource->m_nodes.size() - 1; AnimNodeResource* embedded_speed_scale_resource = embedded_blend_tree_resource->m_nodes[embedded_speed_scale_index]; embedded_speed_scale_resource->m_socket_accessor->SetInputValue( "SpeedScale", 0.1f); // Embedded: setup connections embedded_blend_tree_resource->ConnectSockets( embedded_inputs, "AnimInput", embedded_speed_scale_resource, "Input"); embedded_blend_tree_resource->ConnectSockets( embedded_speed_scale_resource, "Output", embedded_outputs, "AnimOutput"); // Parent: setup connections REQUIRE(parent_blend_tree_resource->ConnectSockets( walk_node_resource, "Output", embedded_graph, "AnimInput")); REQUIRE(parent_blend_tree_resource->ConnectSockets( embedded_graph, "AnimOutput", parent_blend_tree_outputs, "Output")); } }; // // Used for tests with a BlendTree within a BlendTree // // +-----------Parent BlendTree-------------+ // | | // | +-----Embd Btree---+ | // | AnmSmpl--+-------\ | | // | | Blend2---+--Out // | | AnmS-/ | | // | |------------------+ | // | | // +----------------------------------------+ // class EmbeddedTreeBlend2GraphResource { protected: AnimGraphResource parent_graph_resource; BlendTreeResource* parent_blend_tree_resource = nullptr; AnimGraphResource* embedded_graph = nullptr; BlendTreeResource* embedded_blend_tree_resource = nullptr; size_t walk_node_index = -1; AnimNodeResource* walk_node_resource = nullptr; size_t embedded_blend_tree_node_index = -1; size_t embedded_blend2_node_index = -1; size_t embedded_run_node_index = -1; AnimNodeResource* embedded_blend2_node_resource = nullptr; AnimNodeResource* embedded_run_node_resource = nullptr; public: EmbeddedTreeBlend2GraphResource() { parent_graph_resource.m_name = "ParentBlendTree"; parent_graph_resource.m_graph_type_name = "BlendTree"; parent_graph_resource.m_node_type_name = "BlendTree"; parent_blend_tree_resource = &parent_graph_resource.m_blend_tree_resource; parent_blend_tree_resource->Reset(); parent_blend_tree_resource->InitGraphConnectors(); // Setup parent outputs AnimNodeResource* parent_blend_tree_outputs = parent_blend_tree_resource->GetGraphOutputNode(); parent_blend_tree_outputs->m_socket_accessor->RegisterInput( "Output", nullptr); // Setup parent inputs AnimNodeResource* parent_blend_tree_inputs = parent_blend_tree_resource->GetGraphInputNode(); parent_blend_tree_inputs->m_socket_accessor->RegisterOutput( "EmbeddedBlend2Weight", nullptr); // Parent AnimSampler parent_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); walk_node_index = parent_blend_tree_resource->m_nodes.size() - 1; walk_node_resource = parent_blend_tree_resource->m_nodes[walk_node_index]; walk_node_resource->m_name = "WalkAnim"; walk_node_resource->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Walking-loop.ozz")); // // Embedded Tree // parent_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("BlendTree")); embedded_blend_tree_node_index = parent_blend_tree_resource->m_nodes.size() - 1; embedded_graph = dynamic_cast( parent_blend_tree_resource->m_nodes.back()); embedded_graph->m_name = "EmbeddedTreeBlend2GraphResource"; embedded_graph->m_node_type_name = "BlendTree"; embedded_graph->m_graph_type_name = "BlendTree"; embedded_blend_tree_resource = &embedded_graph->m_blend_tree_resource; // Embedded: outputs AnimNodeResource* embedded_outputs = embedded_blend_tree_resource->GetGraphOutputNode(); embedded_outputs->m_socket_accessor->RegisterInput( "AnimOutput", nullptr); // Embedded: inputs AnimNodeResource* embedded_inputs = embedded_blend_tree_resource->GetGraphInputNode(); embedded_inputs->m_socket_accessor->RegisterOutput( "AnimInput", nullptr); embedded_inputs->m_socket_accessor->RegisterOutput( "BlendWeight", nullptr); // Embedded nodes embedded_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("Blend2")); embedded_blend2_node_index = embedded_blend_tree_resource->m_nodes.size() - 1; embedded_blend_tree_resource->m_nodes.push_back( AnimNodeResourceFactory("AnimSampler")); embedded_run_node_index = embedded_blend_tree_resource->m_nodes.size() - 1; // Configure node resources AnimNodeResource* embedded_blend2_node_resource = embedded_blend_tree_resource->m_nodes[embedded_blend2_node_index]; embedded_blend2_node_resource->m_socket_accessor->SetInputValue( "Weight", 0.1f); embedded_run_node_resource = embedded_blend_tree_resource->m_nodes[embedded_run_node_index]; embedded_run_node_resource->m_name = "RunAnim"; embedded_run_node_resource->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/RunningSlow-loop.ozz")); // Embedded: setup connections REQUIRE(embedded_blend_tree_resource->ConnectSockets( embedded_inputs, "AnimInput", embedded_blend2_node_resource, "Input0")); REQUIRE(embedded_blend_tree_resource->ConnectSockets( embedded_run_node_resource, "Output", embedded_blend2_node_resource, "Input1")); REQUIRE(embedded_blend_tree_resource->ConnectSockets( embedded_blend2_node_resource, "Output", embedded_blend_tree_resource->GetGraphOutputNode(), "AnimOutput")); REQUIRE(embedded_blend_tree_resource->ConnectSockets( embedded_inputs, "BlendWeight", embedded_blend2_node_resource, "Weight")); // Parent: setup connections REQUIRE(parent_blend_tree_resource->ConnectSockets( walk_node_resource, "Output", embedded_graph, "AnimInput")); REQUIRE(parent_blend_tree_resource->ConnectSockets( embedded_graph, "AnimOutput", parent_blend_tree_outputs, "Output")); REQUIRE(parent_blend_tree_resource->ConnectSockets( parent_blend_tree_inputs, "EmbeddedBlend2Weight", embedded_graph, "BlendWeight")); } }; bool load_skeleton(ozz::animation::Skeleton& skeleton, const char* filename) { assert(filename); ozz::io::File file(filename, "rb"); if (!file.opened()) { ozz::log::Err() << "Failed to open skeleton file " << filename << "." << std::endl; return false; } ozz::io::IArchive archive(&file); if (!archive.TestTag()) { ozz::log::Err() << "Failed to load skeleton instance from file " << filename << "." << std::endl; return false; } // Once the tag is validated, reading cannot fail. archive >> skeleton; return true; } TEST_CASE("InputAttributeConversion", "[AnimGraphResource]") { int node_id = 3321; int input_index = 221; int output_index = 125; int parsed_node_id; int parsed_input_index; int parsed_output_index; int attribute_id = GenerateInputAttributeId(node_id, input_index); SplitInputAttributeId(attribute_id, &parsed_node_id, &parsed_input_index); CHECK(node_id == parsed_node_id); CHECK(input_index == parsed_input_index); attribute_id = GenerateOutputAttributeId(node_id, output_index); SplitOutputAttributeId(attribute_id, &parsed_node_id, &parsed_output_index); CHECK(node_id == parsed_node_id); CHECK(output_index == parsed_output_index); } TEST_CASE_METHOD( SimpleAnimSamplerGraphResource, "SimpleAnimSamplerGraphResource saving and loading results in same " "resource", "[SimpleAnimSamplerGraphResource]") { graph_resource.SaveToFile("TestGraphAnimSamplerBlendTree.json"); AnimGraphResource graph_resource_loaded; graph_resource_loaded.LoadFromFile("TestGraphAnimSamplerBlendTree.json"); REQUIRE( graph_resource.m_graph_type_name == graph_resource_loaded.m_graph_type_name); REQUIRE(graph_resource.m_name == graph_resource_loaded.m_name); BlendTreeResource* blend_tree_resource_loaded = &graph_resource_loaded.m_blend_tree_resource; REQUIRE( blend_tree_resource->m_nodes.size() == blend_tree_resource_loaded->m_nodes.size()); for (size_t i = 0; i < blend_tree_resource->m_nodes.size(); i++) { const AnimNodeResource* node = blend_tree_resource->m_nodes[i]; const AnimNodeResource* node_loaded = blend_tree_resource_loaded->m_nodes[i]; REQUIRE(node->m_name == node_loaded->m_name); REQUIRE(node->m_node_type_name == node_loaded->m_node_type_name); } REQUIRE( blend_tree_resource->m_connections.size() == blend_tree_resource_loaded->m_connections.size()); for (size_t i = 0; i < blend_tree_resource->m_connections.size(); i++) { const BlendTreeConnectionResource& connection = blend_tree_resource->m_connections[i]; const BlendTreeConnectionResource& connection_loaded = blend_tree_resource_loaded->m_connections[i]; REQUIRE( connection.source_node_index == connection_loaded.source_node_index); REQUIRE( connection.source_socket_name == connection_loaded.source_socket_name); REQUIRE( connection.target_node_index == connection_loaded.target_node_index); REQUIRE( connection.target_socket_name == connection_loaded.target_socket_name); } } TEST_CASE_METHOD( SimpleAnimSamplerGraphResource, "SimpleAnimSamplerGraphResource emulated evaluation", "[SimpleAnimSamplerGraphResource]") { AnimGraphBlendTree anim_graph_blend_tree; graph_resource.CreateBlendTreeInstance(anim_graph_blend_tree); AnimGraphContext graph_context; ozz::animation::Skeleton skeleton; REQUIRE(load_skeleton(skeleton, "media/skeleton.ozz")); graph_context.m_skeleton = &skeleton; REQUIRE(anim_graph_blend_tree.Init(graph_context)); REQUIRE(anim_graph_blend_tree.m_nodes.size() == 3); REQUIRE( anim_graph_blend_tree.m_nodes[0]->m_node_type_name == "BlendTreeSockets"); REQUIRE( anim_graph_blend_tree.m_nodes[1]->m_node_type_name == "BlendTreeSockets"); REQUIRE(anim_graph_blend_tree.m_nodes[2]->m_node_type_name == "AnimSampler"); // connections within the graph AnimSamplerNode* anim_sampler_walk = dynamic_cast(anim_graph_blend_tree.m_nodes[2]); BlendTreeSocketNode* graph_output_node = dynamic_cast(anim_graph_blend_tree.m_nodes[0]); // check node input dependencies size_t anim_sampler_index = anim_graph_blend_tree.GetAnimNodeIndex(anim_sampler_walk); REQUIRE( anim_graph_blend_tree.m_node_output_connections[anim_sampler_index].size() == 1); CHECK( anim_graph_blend_tree.m_node_output_connections[anim_sampler_index][0] .m_target_node == graph_output_node); // Ensure animation sampler nodes use the correct files REQUIRE(anim_sampler_walk->m_filename == "media/Walking-loop.ozz"); REQUIRE(anim_sampler_walk->m_animation != nullptr); // Ensure that outputs are properly propagated. AnimData output; output.m_local_matrices.resize(skeleton.num_soa_joints()); anim_graph_blend_tree.SetOutput("GraphOutput", &output); REQUIRE(anim_sampler_walk->o_output == &output); WHEN("Emulating Graph Evaluation") { CHECK(anim_graph_blend_tree.m_anim_data_allocator.size() == 0); anim_sampler_walk->Evaluate(graph_context); } graph_context.freeAnimations(); } // // Checks that node const inputs are properly set. // TEST_CASE("AnimSamplerSpeedScaleGraph", "[AnimGraphResource]") { AnimGraphResource graph_resource; graph_resource.m_name = "AnimSamplerSpeedScaleGraph"; graph_resource.m_graph_type_name = "BlendTree"; BlendTreeResource& blend_tree_resource = graph_resource.m_blend_tree_resource; blend_tree_resource.Reset(); blend_tree_resource.InitGraphConnectors(); // Prepare graph inputs and outputs blend_tree_resource.m_nodes.push_back(AnimNodeResourceFactory("AnimSampler")); size_t walk_node_index = blend_tree_resource.m_nodes.size() - 1; blend_tree_resource.m_nodes.push_back(AnimNodeResourceFactory("SpeedScale")); size_t speed_scale_node_index = blend_tree_resource.m_nodes.size() - 1; AnimNodeResource* walk_node = blend_tree_resource.m_nodes[walk_node_index]; walk_node->m_name = "WalkAnim"; walk_node->m_socket_accessor->SetPropertyValue( "Filename", std::string("media/Walking-loop.ozz")); AnimNodeResource* speed_scale_node = blend_tree_resource.m_nodes[speed_scale_node_index]; speed_scale_node->m_name = "SpeedScale"; float speed_scale_value = 1.35f; speed_scale_node->m_socket_accessor->SetInputValue( "SpeedScale", speed_scale_value); AnimNodeResource* graph_node = blend_tree_resource.GetGraphOutputNode(); graph_node->m_socket_accessor->RegisterInput( "GraphOutput", nullptr); blend_tree_resource .ConnectSockets(walk_node, "Output", speed_scale_node, "Input"); blend_tree_resource.ConnectSockets( speed_scale_node, "Output", blend_tree_resource.GetGraphOutputNode(), "GraphOutput"); graph_resource.SaveToFile( "TestGraphAnimSamplerSpeedScaleGraph.animgraph.json"); AnimGraphResource graph_resource_loaded; graph_resource_loaded.LoadFromFile( "TestGraphAnimSamplerSpeedScaleGraph.animgraph.json"); BlendTreeResource& blend_tree_resource_loaded = graph_resource_loaded.m_blend_tree_resource; Socket* speed_scale_resource_loaded_input = blend_tree_resource_loaded.m_nodes[speed_scale_node_index] ->m_socket_accessor->GetInputSocket("SpeedScale"); REQUIRE(speed_scale_resource_loaded_input != nullptr); REQUIRE_THAT( speed_scale_resource_loaded_input->m_value.float_value, Catch::Matchers::WithinAbs(speed_scale_value, 0.1)); AnimGraphBlendTree blend_tree; graph_resource_loaded.CreateBlendTreeInstance(blend_tree); REQUIRE_THAT( *dynamic_cast(blend_tree.m_nodes[speed_scale_node_index]) ->i_speed_scale, Catch::Matchers::WithinAbs(speed_scale_value, 0.1)); } TEST_CASE_METHOD( Blend2GraphResource, "Blend2GraphResource saving and loading results in same resource", "[Blend2GraphResource]") { graph_resource.SaveToFile("TestGraphBlend2Graph.animgraph.json"); AnimGraphResource graph_resource_loaded; graph_resource_loaded.LoadFromFile("TestGraphBlend2Graph.animgraph.json"); REQUIRE( graph_resource.m_graph_type_name == graph_resource_loaded.m_graph_type_name); REQUIRE(graph_resource.m_name == graph_resource_loaded.m_name); BlendTreeResource* blend_tree_resource_loaded = &graph_resource_loaded.m_blend_tree_resource; REQUIRE( blend_tree_resource->m_nodes.size() == blend_tree_resource_loaded->m_nodes.size()); for (size_t i = 0; i < blend_tree_resource->m_nodes.size(); i++) { const AnimNodeResource* node = blend_tree_resource->m_nodes[i]; const AnimNodeResource* node_loaded = blend_tree_resource_loaded->m_nodes[i]; REQUIRE(node->m_name == node_loaded->m_name); REQUIRE(node->m_node_type_name == node_loaded->m_node_type_name); } REQUIRE( blend_tree_resource->m_connections.size() == blend_tree_resource_loaded->m_connections.size()); for (size_t i = 0; i < blend_tree_resource->m_connections.size(); i++) { const BlendTreeConnectionResource& connection = blend_tree_resource->m_connections[i]; const BlendTreeConnectionResource& connection_loaded = blend_tree_resource_loaded->m_connections[i]; REQUIRE( connection.source_node_index == connection_loaded.source_node_index); REQUIRE( connection.source_socket_name == connection_loaded.source_socket_name); REQUIRE( connection.target_node_index == connection_loaded.target_node_index); REQUIRE( connection.target_socket_name == connection_loaded.target_socket_name); } // Check that the constant weight of the Blend2 node was properly applied when // loading the resource. const NodeDescriptor* blend2_node_descriptor_loaded = dynamic_cast*>( blend_tree_resource_loaded->m_nodes[blend_node_index] ->m_socket_accessor); REQUIRE_THAT( blend_node->m_socket_accessor->GetInputValue("Weight"), Catch::Matchers::WithinAbs( blend2_node_descriptor_loaded->GetInputValue("Weight"), 0.01)); } TEST_CASE_METHOD( Blend2GraphResource, "Blend2GraphResource graph unsynced evaluation", "[Blend2GraphResource]") { AnimGraphBlendTree blend_tree_graph; graph_resource.CreateBlendTreeInstance(blend_tree_graph); AnimGraphContext graph_context; ozz::animation::Skeleton skeleton; REQUIRE(load_skeleton(skeleton, "media/skeleton.ozz")); graph_context.m_skeleton = &skeleton; REQUIRE(blend_tree_graph.Init(graph_context)); REQUIRE(blend_tree_graph.m_nodes.size() == 5); REQUIRE(blend_tree_graph.m_nodes[0]->m_node_type_name == "BlendTreeSockets"); REQUIRE(blend_tree_graph.m_nodes[1]->m_node_type_name == "BlendTreeSockets"); REQUIRE(blend_tree_graph.m_nodes[2]->m_node_type_name == "AnimSampler"); REQUIRE(blend_tree_graph.m_nodes[3]->m_node_type_name == "AnimSampler"); REQUIRE(blend_tree_graph.m_nodes[4]->m_node_type_name == "Blend2"); // connections within the graph AnimSamplerNode* anim_sampler_walk = dynamic_cast(blend_tree_graph.m_nodes[2]); AnimSamplerNode* anim_sampler_run = dynamic_cast(blend_tree_graph.m_nodes[3]); Blend2Node* blend2_instance = dynamic_cast(blend_tree_graph.m_nodes[4]); // check node input dependencies size_t anim_sampler_index0 = blend_tree_graph.GetAnimNodeIndex(anim_sampler_walk); size_t anim_sampler_index1 = blend_tree_graph.GetAnimNodeIndex(anim_sampler_run); size_t blend_index = blend_tree_graph.GetAnimNodeIndex(blend2_instance); REQUIRE(blend_tree_graph.m_node_input_connections[blend_index].size() == 2); CHECK( blend_tree_graph.m_node_input_connections[blend_index][0].m_source_node == anim_sampler_walk); CHECK( blend_tree_graph.m_node_input_connections[blend_index][1].m_source_node == anim_sampler_run); REQUIRE( blend_tree_graph.m_node_output_connections[anim_sampler_index0].size() == 1); CHECK( blend_tree_graph.m_node_output_connections[anim_sampler_index0][0] .m_target_node == blend2_instance); REQUIRE( blend_tree_graph.m_node_output_connections[anim_sampler_index1].size() == 1); CHECK( blend_tree_graph.m_node_output_connections[anim_sampler_index1][0] .m_target_node == blend2_instance); // Ensure animation sampler nodes use the correct files REQUIRE(anim_sampler_walk->m_filename == "media/Walking-loop.ozz"); REQUIRE(anim_sampler_walk->m_animation != nullptr); REQUIRE(anim_sampler_run->m_filename == "media/Running0-loop.ozz"); REQUIRE(anim_sampler_run->m_animation != nullptr); WHEN("Emulating Graph Evaluation") { CHECK(blend_tree_graph.m_anim_data_allocator.size() == 0); CHECK(blend2_instance->i_input0 == anim_sampler_walk->o_output); CHECK(blend2_instance->i_input1 == anim_sampler_run->o_output); AnimData* graph_output = static_cast( blend_tree_graph.GetOutputPtr("GraphOutput")); CHECK( graph_output->m_local_matrices.size() == graph_context.m_skeleton->num_soa_joints()); CHECK(blend2_instance->o_output == graph_output); } graph_context.freeAnimations(); } // // Graph: // Outputs: // - GraphFloatOutput (float) // - GraphVec3Output (Vec3) // // Inputs: // - GraphFloatInput (float) // // Nodes: // - MathFloatToVec3Node // // Connectivity: // GraphFloatInput -+----------------------> GraphFloatOutput // \-> MathFloatToVec3 --> GraphVec3Output // // TEST_CASE("ResourceSaveLoadMathGraphInputs", "[AnimGraphResource]") { AnimGraphResource graph_resource_origin; graph_resource_origin.m_name = "TestInputOutputGraph"; graph_resource_origin.m_graph_type_name = "BlendTree"; BlendTreeResource& blend_tree_resource = graph_resource_origin.m_blend_tree_resource; blend_tree_resource.Reset(); blend_tree_resource.InitGraphConnectors(); // Prepare graph inputs and outputs blend_tree_resource.m_nodes.push_back( AnimNodeResourceFactory("MathFloatToVec3Node")); size_t float_to_vec3_node_index = blend_tree_resource.m_nodes.size() - 1; AnimNodeResource* graph_output_node = blend_tree_resource.GetGraphOutputNode(); graph_output_node->m_socket_accessor->RegisterInput( "GraphFloatOutput", nullptr); graph_output_node->m_socket_accessor->RegisterInput( "GraphVec3Output", nullptr); AnimNodeResource* graph_input_node_resource = blend_tree_resource.GetGraphInputNode(); graph_input_node_resource->m_socket_accessor->RegisterOutput( "GraphFloatInput", nullptr); // Prepare graph inputs and outputs AnimNodeResource* float_to_vec3_node_resource = blend_tree_resource.m_nodes[float_to_vec3_node_index]; REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node_resource, "GraphFloatInput", graph_output_node, "GraphFloatOutput")); REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node_resource, "GraphFloatInput", float_to_vec3_node_resource, "Input0")); REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node_resource, "GraphFloatInput", float_to_vec3_node_resource, "Input1")); REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node_resource, "GraphFloatInput", float_to_vec3_node_resource, "Input2")); REQUIRE(blend_tree_resource.ConnectSockets( float_to_vec3_node_resource, "Output", graph_output_node, "GraphVec3Output")); WHEN("Saving and loading graph resource") { const char* filename = "TestGraphResourceSaveLoadGraphInputs.json"; graph_resource_origin.SaveToFile(filename); AnimGraphResource graph_resource_loaded; graph_resource_loaded.LoadFromFile(filename); BlendTreeResource& graph_blend_tree_loaded = graph_resource_loaded.m_blend_tree_resource; const AnimNodeResource* graph_loaded_output_node = graph_blend_tree_loaded.m_nodes[0]; const AnimNodeResource* graph_loaded_input_node = graph_blend_tree_loaded.m_nodes[1]; THEN("Graph inputs and outputs must be in loaded resource as well.") { REQUIRE( graph_output_node->m_socket_accessor->m_inputs.size() == graph_loaded_output_node->m_socket_accessor->m_inputs.size()); REQUIRE( graph_input_node_resource->m_socket_accessor->m_outputs.size() == graph_loaded_input_node->m_socket_accessor->m_outputs.size()); REQUIRE( graph_loaded_input_node->m_socket_accessor->GetOutputSocket( "GraphFloatInput") != nullptr); REQUIRE( graph_loaded_output_node->m_socket_accessor->GetInputSocket( "GraphFloatOutput") != nullptr); REQUIRE( graph_loaded_output_node->m_socket_accessor->GetInputSocket( "GraphVec3Output") != nullptr); WHEN("Instantiating an AnimGraph") { AnimGraphBlendTree blend_tree_node; graph_resource_loaded.CreateBlendTreeInstance(blend_tree_node); float graph_float_input = 123.456f; blend_tree_node.SetInput("GraphFloatInput", &graph_float_input); MathFloatToVec3Node* float_to_vec3_node = dynamic_cast( blend_tree_node.m_nodes[float_to_vec3_node_index]); CHECK(float_to_vec3_node->i_input0 == &graph_float_input); CHECK(float_to_vec3_node->i_input1 == &graph_float_input); CHECK(float_to_vec3_node->i_input2 == &graph_float_input); AND_WHEN("Evaluating Graph") { AnimGraphContext context; context.m_graph = nullptr; blend_tree_node.Init(context); // GraphFloatOutput is directly connected to GraphFloatInput therefore // we need to get the pointer here. float* graph_float_ptr = blend_tree_node.GetOutputPtr("GraphFloatOutput"); Vec3 graph_vec3_output; blend_tree_node.SetOutput("GraphVec3Output", &graph_vec3_output); blend_tree_node.UpdateTime(0.f, 0.f); blend_tree_node.Evaluate(context); THEN("output vector components equal the graph input values") { CHECK(graph_float_ptr == &graph_float_input); CHECK(graph_vec3_output.v[0] == graph_float_input); CHECK(graph_vec3_output.v[1] == graph_float_input); CHECK(graph_vec3_output.v[2] == graph_float_input); } context.freeAnimations(); } } } } } // // Graph: // Input: float GraphFloatInputSingle // Output: float GraphFloat0Output // float GraphFloat1Output // float GraphFloat1Output // Nodes: 2x Add Node // Connections: // - Direct GraphFloatInputSingle to GraphFQloat0Output // - Remaining wires such that // GraphFloat1Output -> GraphFLoatInputSingle * 2 // GraphFloat1Output -> GraphFLoatInputSingle * 3 // TEST_CASE("SimpleMathEvaluations", "[AnimGraphResource]") { AnimGraphResource graph_resource_origin; graph_resource_origin.m_name = "TestSimpleMathGraph"; graph_resource_origin.m_graph_type_name = "BlendTree"; BlendTreeResource& blend_tree_resource = graph_resource_origin.m_blend_tree_resource; blend_tree_resource.Reset(); blend_tree_resource.InitGraphConnectors(); // Prepare graph inputs and outputs blend_tree_resource.m_nodes.push_back(AnimNodeResourceFactory("MathAddNode")); size_t math_add0_node_index = blend_tree_resource.m_nodes.size() - 1; blend_tree_resource.m_nodes.push_back(AnimNodeResourceFactory("MathAddNode")); size_t math_add1_node_index = blend_tree_resource.m_nodes.size() - 1; AnimNodeResource* graph_output_node = blend_tree_resource.GetGraphOutputNode(); graph_output_node->m_socket_accessor->RegisterInput( "GraphFloat0Output", nullptr); graph_output_node->m_socket_accessor->RegisterInput( "GraphFloat1Output", nullptr); graph_output_node->m_socket_accessor->RegisterInput( "GraphFloat2Output", nullptr); AnimNodeResource* graph_input_node = blend_tree_resource.GetGraphInputNode(); graph_input_node->m_socket_accessor->RegisterOutput( "GraphFloatInput", nullptr); // Prepare graph inputs and outputs AnimNodeResource* math_add0_node = blend_tree_resource.m_nodes[math_add0_node_index]; AnimNodeResource* math_add1_node = blend_tree_resource.m_nodes[math_add1_node_index]; // direct output REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node, "GraphFloatInput", graph_output_node, "GraphFloat0Output")); // add0 node REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node, "GraphFloatInput", math_add0_node, "Input0")); REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node, "GraphFloatInput", math_add0_node, "Input1")); REQUIRE(blend_tree_resource.ConnectSockets( math_add0_node, "Output", graph_output_node, "GraphFloat1Output")); // add1 node REQUIRE(blend_tree_resource.ConnectSockets( math_add0_node, "Output", math_add1_node, "Input0")); REQUIRE(blend_tree_resource.ConnectSockets( graph_input_node, "GraphFloatInput", math_add1_node, "Input1")); REQUIRE(blend_tree_resource.ConnectSockets( math_add1_node, "Output", graph_output_node, "GraphFloat2Output")); WHEN("Saving and loading graph resource") { const char* filename = "TestGraphResourceSaveLoadGraphInputs.json"; graph_resource_origin.SaveToFile(filename); AnimGraphResource graph_resource_loaded; graph_resource_loaded.LoadFromFile(filename); WHEN("Instantiating an AnimGraph") { AnimGraphBlendTree blend_tree; graph_resource_loaded.CreateBlendTreeInstance(blend_tree); float graph_float_input = 123.456f; blend_tree.SetInput("GraphFloatInput", &graph_float_input); AND_WHEN("Evaluating Graph") { AnimGraphContext context; context.m_graph = nullptr; float float1_output = -1.f; float float2_output = -1.f; // float0 output is directly connected to the graph input, therefore // we have to get a ptr to the input data here. float* float0_output_ptr = blend_tree.GetOutputPtr("GraphFloat0Output"); blend_tree.SetOutput("GraphFloat1Output", &float1_output); blend_tree.SetOutput("GraphFloat2Output", &float2_output); blend_tree.UpdateTime(0.f, 0.f); blend_tree.Evaluate(context); THEN("output vector components equal the graph input vaulues") { CHECK(float0_output_ptr == &graph_float_input); CHECK(float1_output == Approx(graph_float_input * 2.f)); REQUIRE_THAT( float2_output, Catch::Matchers::WithinAbs(graph_float_input * 3.f, 10)); } context.freeAnimations(); } } } } // // Tests whether BlendTree within a BlendTree can be saved and loaded // // +-----------Parent BlendTree-------------+ // | | // | +-----Embd Btree---+ | // | AnmSmpl--+-\ | | // | | \-SpdScale------+--Out | // | |------------------+ | // | | // +----------------------------------------+ // TEST_CASE_METHOD( EmbeddedBlendTreeGraphResource, "EmbeddedBlendTreeGraphResource saving and loading results in same " "resource", "[EmbeddedBlendTreeGraphResource]") { parent_graph_resource.SaveToFile("TestGraphEmbeddedBlendTree.json"); AnimGraphResource parent_graph_resource_loaded; parent_graph_resource_loaded.LoadFromFile("TestGraphEmbeddedBlendTree.json"); // // Check the loaded parent graph // CHECK(parent_graph_resource.m_name == parent_graph_resource_loaded.m_name); CHECK( parent_graph_resource.m_graph_type_name == parent_graph_resource_loaded.m_graph_type_name); CHECK( parent_graph_resource.m_node_type_name == parent_graph_resource_loaded.m_node_type_name); const BlendTreeResource& parent_blend_tree_resource_loaded = parent_graph_resource_loaded.m_blend_tree_resource; CHECK( parent_blend_tree_resource->m_nodes.size() == parent_blend_tree_resource_loaded.m_nodes.size()); for (size_t i = 0; i < parent_blend_tree_resource->m_nodes.size(); i++) { const AnimNodeResource* parent_node = parent_blend_tree_resource->m_nodes[i]; const AnimNodeResource* parent_node_loaded = parent_blend_tree_resource_loaded.m_nodes[i]; CHECK(parent_node->m_name == parent_node_loaded->m_name); CHECK( parent_node->m_node_type_name == parent_node_loaded->m_node_type_name); } CHECK( parent_blend_tree_resource->m_connections.size() == parent_blend_tree_resource_loaded.m_connections.size()); for (size_t i = 0; i < parent_blend_tree_resource->m_connections.size(); i++) { const BlendTreeConnectionResource& parent_connection = parent_blend_tree_resource->m_connections[i]; const BlendTreeConnectionResource& parent_connection_loaded = parent_blend_tree_resource_loaded.m_connections[i]; CHECK( parent_connection.source_node_index == parent_connection_loaded.source_node_index); CHECK( parent_connection.source_socket_name == parent_connection_loaded.source_socket_name); CHECK( parent_connection.target_node_index == parent_connection_loaded.target_node_index); CHECK( parent_connection.target_socket_name == parent_connection_loaded.target_socket_name); } // // Check the loaded embedded graph // REQUIRE( parent_blend_tree_resource_loaded.m_nodes[3]->m_node_type_name == "BlendTree"); const AnimGraphResource* embedded_graph_loaded = dynamic_cast( parent_blend_tree_resource_loaded.m_nodes[3]); const BlendTreeResource& embedded_blend_tree_resource_loaded = embedded_graph_loaded->m_blend_tree_resource; CHECK( embedded_blend_tree_resource->m_nodes.size() == embedded_blend_tree_resource_loaded.m_nodes.size()); CHECK( embedded_blend_tree_resource->m_connections.size() == embedded_blend_tree_resource_loaded.m_connections.size()); for (size_t i = 0; i < embedded_blend_tree_resource->m_nodes.size(); i++) { const AnimNodeResource* parent_node = embedded_blend_tree_resource->m_nodes[i]; const AnimNodeResource* parent_node_loaded = embedded_blend_tree_resource_loaded.m_nodes[i]; CHECK(parent_node->m_name == parent_node_loaded->m_name); CHECK( parent_node->m_node_type_name == parent_node_loaded->m_node_type_name); } CHECK( embedded_blend_tree_resource->m_connections.size() == embedded_blend_tree_resource_loaded.m_connections.size()); for (size_t i = 0; i < embedded_blend_tree_resource->m_connections.size(); i++) { const BlendTreeConnectionResource& embedded_connection = embedded_blend_tree_resource->m_connections[i]; const BlendTreeConnectionResource& embedded_connection_loaded = embedded_blend_tree_resource_loaded.m_connections[i]; CHECK( embedded_connection.source_node_index == embedded_connection_loaded.source_node_index); CHECK( embedded_connection.source_socket_name == embedded_connection_loaded.source_socket_name); CHECK( embedded_connection.target_node_index == embedded_connection_loaded.target_node_index); CHECK( embedded_connection.target_socket_name == embedded_connection_loaded.target_socket_name); } } TEST_CASE_METHOD( EmbeddedBlendTreeGraphResource, "EmbeddedBlendTreeGraphResource instantiation", "[EmbeddedBlendTreeGraphResource]") { AnimGraphBlendTree blend_tree; parent_graph_resource.CreateBlendTreeInstance(blend_tree); AnimGraphContext graph_context; ozz::animation::Skeleton skeleton; REQUIRE(load_skeleton(skeleton, "media/skeleton.ozz")); graph_context.m_skeleton = &skeleton; blend_tree.Init(graph_context); const AnimSamplerNode* walk_node = dynamic_cast(blend_tree.m_nodes[walk_node_index]); const AnimGraphBlendTree* embedded_blend_tree_node = dynamic_cast( blend_tree.m_nodes[embedded_blend_tree_node_index]); const SpeedScaleNode* speed_scale_node = dynamic_cast( embedded_blend_tree_node->m_nodes[embedded_speed_scale_index]); blend_tree.StartUpdateTick(); blend_tree.MarkActiveInputs(std::vector()); REQUIRE(embedded_blend_tree_node->m_state == AnimNodeEvalState::Activated); REQUIRE(speed_scale_node->m_state == AnimNodeEvalState::Activated); REQUIRE(walk_node->m_state == AnimNodeEvalState::Activated); float time_last = 0.f; float dt = 0.1f; blend_tree.UpdateTime(time_last, time_last + dt); CHECK(embedded_blend_tree_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK(speed_scale_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK(walk_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK_THAT( walk_node->m_time_last, Catch::Matchers::WithinAbs(time_last, 0.001)); CHECK_THAT( walk_node->m_time_now, Catch::Matchers::WithinAbs( time_last + dt * (*speed_scale_node->i_speed_scale), 0.001)); blend_tree.Evaluate(graph_context); WHEN("Updating the time a second time") { // Perform another update time_last = time_last + dt; dt = 0.3f; blend_tree.StartUpdateTick(); blend_tree.MarkActiveInputs(std::vector()); blend_tree.UpdateTime(time_last, time_last + dt); CHECK(embedded_blend_tree_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK(speed_scale_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK(walk_node->m_state == AnimNodeEvalState::TimeUpdated); CHECK_THAT( walk_node->m_time_last, Catch::Matchers::WithinAbs( time_last * (*speed_scale_node->i_speed_scale), 0.001)); CHECK_THAT( walk_node->m_time_now, Catch::Matchers::WithinAbs( (time_last + dt) * (*speed_scale_node->i_speed_scale), 0.001)); } graph_context.freeAnimations(); } // Here we check two things: // 1. That nodes of the parent get properly activated by an embedded node. // 2. That output sockets of nodes in the parent graph can properly be // connected to inputs of an embedded node. TEST_CASE_METHOD( EmbeddedTreeBlend2GraphResource, "EmbeddedTreeBlend2GraphResource instantiation", "[EmbeddedTreeBlend2GraphResource]") { AnimGraphBlendTree blend_tree; parent_graph_resource.CreateBlendTreeInstance(blend_tree); AnimGraphContext graph_context; ozz::animation::Skeleton skeleton; REQUIRE(load_skeleton(skeleton, "media/skeleton.ozz")); graph_context.m_skeleton = &skeleton; blend_tree.Init(graph_context); const AnimSamplerNode* walk_node = dynamic_cast(blend_tree.m_nodes[walk_node_index]); AnimGraphBlendTree* embedded_blend_tree_node = dynamic_cast( blend_tree.m_nodes[embedded_blend_tree_node_index]); const Blend2Node* embedded_blend2_node = dynamic_cast( embedded_blend_tree_node->m_nodes[embedded_blend2_node_index]); const AnimSamplerNode* embedded_run_node = dynamic_cast( embedded_blend_tree_node->m_nodes[embedded_run_node_index]); REQUIRE(walk_node != nullptr); REQUIRE(embedded_blend2_node != nullptr); REQUIRE(embedded_run_node != nullptr); WHEN("Setting blend2 weight within EmbeddedBlendTree") { float embedded_blend2_weight = 0.2f; embedded_blend_tree_node->SetInput( "BlendWeight", &embedded_blend2_weight); CHECK_THAT( *embedded_blend2_node->i_blend_weight, Catch::Matchers::WithinAbs(embedded_blend2_weight, 0.001)); } WHEN("Setting blend2 weight on the parent BlendTree") { float parent_blend2_weight = 0.4f; blend_tree.SetInput("EmbeddedBlend2Weight", &parent_blend2_weight); THEN( "the embedded blend2 weights points to the address specified in the " "parent tree.") { CHECK(embedded_blend2_node->i_blend_weight == &parent_blend2_weight); } WHEN("Setting the blend weight to 0 and marking inputs as active") { parent_blend2_weight = 0.f; blend_tree.StartUpdateTick(); blend_tree.MarkActiveInputs(std::vector()); THEN( "parent AnimSampler is active and embedded AnimSampler is inactive") { CHECK(walk_node->m_state == AnimNodeEvalState::Activated); CHECK(embedded_run_node->m_state == AnimNodeEvalState::Deactivated); } } WHEN("Setting the blend weight to 1 and marking inputs as active") { parent_blend2_weight = 1.f; blend_tree.StartUpdateTick(); blend_tree.MarkActiveInputs(std::vector()); THEN( "parent AnimSampler is inactive and embedded AnimSampler is active") { CHECK(walk_node->m_state == AnimNodeEvalState::Deactivated); CHECK(embedded_run_node->m_state == AnimNodeEvalState::Activated); } } WHEN("Setting the blend weight to 0.3 and marking inputs as active") { parent_blend2_weight = 0.3f; blend_tree.StartUpdateTick(); blend_tree.MarkActiveInputs(std::vector()); THEN("both parent AnimSampler and embedded AnimSampler are active") { CHECK(walk_node->m_state == AnimNodeEvalState::Activated); CHECK(embedded_run_node->m_state == AnimNodeEvalState::Activated); } } } graph_context.freeAnimations(); }