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rtabmap/app/android/jni/tango-gl/include/tango-gl/util.h

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/*
* 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.
*/
#ifndef TANGO_GL_GL_UTIL_H_
#define TANGO_GL_GL_UTIL_H_
#define GLM_FORCE_RADIANS
#define GL_VERTEX_PROGRAM_POINT_SIZE 0x8642
#include <stdlib.h>
#include <jni.h>
#include <android/log.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <tango_support_api.h>
#include "glm/glm.hpp"
#include "glm/gtc/matrix_transform.hpp"
#include "glm/gtc/quaternion.hpp"
#include "glm/gtc/type_ptr.hpp"
#include "glm/gtx/matrix_decompose.hpp"
#define LOG_TAG "rtabmap"
#ifdef DISABLE_LOG
#define LOGD(...) ;
#define LOGI(...) ;
#define LOGW(...) ;
#else
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG,LOG_TAG,__VA_ARGS__)
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)
#define LOGW(...) __android_log_print(ANDROID_LOG_WARN,LOG_TAG,__VA_ARGS__)
#endif
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
#ifndef M_PI
#define M_PI 3.1415926f
#endif
#define RADIAN_2_DEGREE 57.2957795f
#define DEGREE_2_RADIANS 0.0174532925f
namespace tango_gl {
namespace util {
void CheckGlError(const char* operation);
GLuint CreateProgram(const char* vertex_source,
const char* fragment_source);
void DecomposeMatrix(const glm::mat4& transform_mat,
glm::vec3& translation,
glm::quat& rotation,
glm::vec3& scale);
// Get a 3x1 column from the upper 3x4 of a transformation matrix. Columns
// 0, 1, 2 are the rotation/scale portion, and column 3 is the translation.
glm::vec3 GetColumnFromMatrix(const glm::mat4& mat, const int col);
// Get the translation component of a transformation matrix.
glm::vec3 GetTranslationFromMatrix(const glm::mat4& mat);
float Clamp(float value, float min, float max);
void PrintMatrix(const glm::mat4& matrix);
void PrintVector(const glm::vec3& vector);
void PrintQuaternion(const glm::quat& quat);
glm::vec3 LerpVector(const glm::vec3& x, const glm::vec3& y, float a);
float DistanceSquared(const glm::vec3& v1, const glm::vec3& v2);
bool SegmentAABBIntersect(const glm::vec3& aabb_min, const glm::vec3& aabb_max,
const glm::vec3& start, const glm::vec3& end);
glm::vec3 ApplyTransform(const glm::mat4& mat, const glm::vec3& vec);
// Get the Android rotation integer value from color camera to display.
// This function is used to compute the orientation difference to handle
// the portrait and landscape mode for color camera display.
//
// @param display: integer value of display orientation, values available
// are 0, 1, 2 ,3. Followed by Android display orientation standard:
// https://developer.android.com/reference/android/view/Display.html#getRotation()
// @param color_camera: integer value of color camera oreintation, values
// available are 0, 90, 180, 270. Followed by Android camera orientation
// standard:
// https://developer.android.com/reference/android/hardware/Camera.CameraInfo.html#orientation
TangoSupportRotation GetAndroidRotationFromColorCameraToDisplay(
int display_rotation, int color_camera_rotation);
// Get the Android rotation integer value from color camera to display.
// This function is used to compute the orientation difference to handle
// the portrait and landscape mode for color camera display.
//
// @param display: the device display orientation.
// @param color_camera: integer value of color camera oreintation, values
// available are 0, 90, 180, 270. Followed by Android camera orientation
// standard:
// https://developer.android.com/reference/android/hardware/Camera.CameraInfo.html#orientation
TangoSupportRotation GetAndroidRotationFromColorCameraToDisplay(
TangoSupportRotation display_rotation, int color_camera_rotation);
} // namespace util
} // namespace tango_gl
#endif // TANGO_GL_RENDERER_GL_UTIL