GltfNodes()

Spices::GltfNodes::GltfNodes ( const Json & data )

inlineexplicit

Constructor Function.

Parameters

[in]

data

Specific Json element.

Definition at line 44 of file GltfNodes.h.

            : GltfObject(data) 
        {
            SPICES_PROFILE_ZONE;
 
            m_NodesData.resize(data.size());
 
            for (int i = 0; i < data.size(); i++)
            {
                Item& item = m_NodesData[i];
                Json::object_t node = data[i];
 
                item.name = GltfHelper::GetElementString(node, "name", "");
 
                if (node.find("children") != node.end())
                {
                    for (int c = 0; c < node["children"].size(); c++)
                    {
                        uint32_t nodeId = node["children"][c];
                        item.children.push_back(nodeId);
                    }
                }
 
                item.mesh = GltfHelper::GetElementInt(node, "mesh", -1);
                item.skin = GltfHelper::GetElementInt(node, "skin", -1);
 
                if (node.find("matrix") != node.end())
                {
                    item.matrix      = GltfHelper::GetMatrix(node["matrix"].get<Json::array_t>());
                }
                else
                {
                    item.translation = GltfHelper::GetElementVector(node, "translation", glm::vec4(0.0f, 0.0f, 0.0f, 0.0f));
                    item.scale       = GltfHelper::GetElementVector(node, "scale", glm::vec4(1.0f, 1.0f, 1.0f, 1.0f));
                    glm::vec4 rotate = GltfHelper::GetElementVector(node, "rotation", glm::vec4(0.0f, 0.0f, 0.0f, 0.0f));
                    item.rotation    = glm::toMat4(glm::quat({ rotate.w, rotate.x, rotate.y, rotate.z }));
 
                    item.matrix      = glm::translate(glm::mat4(1.0f), glm::vec3(item.translation)) * item.rotation * glm::scale(glm::mat4(1.0f), glm::vec3(item.scale));
                }
            }
        }

References GltfNodes().

Referenced by GltfNodes().