feat(slam): add rtabmap_ros

rtabmap/app/android/jni/tango-gl/triangle.cpp

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2014 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "tango-gl/triangle.h"
+
+namespace tango_gl {
+
+static const GLfloat const_vertices[]
+  = {-0.15f, 0.0f, 0.0f, 0.15f, 0.0f, 0.0f, 0.0f, 0.0f, -0.2f};
+
+static const GLushort const_indices[] = {0, 1, 2};
+
+Triangle::Triangle() {
+  SetShader();
+  std::vector<GLfloat> vertices(
+      const_vertices,
+      const_vertices + sizeof(const_vertices) / sizeof(GLfloat));
+  std::vector<GLushort> indices(
+      const_indices, const_indices + sizeof(const_indices) / sizeof(GLushort));
+  SetVertices(vertices, indices);
+}
+}  // namespace tango_gl