X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fmodel%2FCompositeModel.cpp;fp=src%2Fmodel%2FCompositeModel.cpp;h=d5b25af461fa34a2f6bdc63edd7592cad08929bb;hb=d02daa5a4805dc3184884f3a7cd7620e5787adcb;hp=0000000000000000000000000000000000000000;hpb=5cd73a8f2b40e59ec13aa2a6af33bc8e2a6b9a6c;p=blank.git

diff --git a/src/model/CompositeModel.cpp b/src/model/CompositeModel.cpp
new file mode 100644
index 0000000..d5b25af
--- /dev/null
+++ b/src/model/CompositeModel.cpp
@@ -0,0 +1,55 @@
+#include "CompositeModel.hpp"
+
+#include "EntityModel.hpp"
+#include "../graphics/DirectionalLighting.hpp"
+
+#include <glm/gtx/quaternion.hpp>
+
+
+namespace blank {
+
+CompositeModel::CompositeModel()
+: node_model(nullptr)
+, position(0.0f)
+, orientation(1.0f, 0.0f, 0.0f, 0.0f)
+, parts() {
+
+}
+
+
+CompositeModel &CompositeModel::AddPart() {
+	parts.emplace_back();
+	parts.back().parent = this;
+	return parts.back();
+}
+
+
+glm::mat4 CompositeModel::LocalTransform() const noexcept {
+	glm::mat4 transform(toMat4(orientation));
+	transform[3].x = position.x;
+	transform[3].y = position.y;
+	transform[3].z = position.z;
+	return transform;
+}
+
+glm::mat4 CompositeModel::GlobalTransform() const noexcept {
+	if (HasParent()) {
+		return Parent().GlobalTransform() * LocalTransform();
+	} else {
+		return LocalTransform();
+	}
+}
+
+
+void CompositeModel::Render(const glm::mat4 &M, DirectionalLighting &prog) const {
+	glm::mat4 transform(M * LocalTransform());
+	if (HasNodeModel()) {
+		prog.SetM(transform);
+		NodeModel().Draw();
+	}
+	for (const CompositeModel &part : parts) {
+		part.Render(transform, prog);
+	}
+}
+
+}