bool GLES2Lesson::init(float w, float h, const std::string &vertexShader,
const std::string &fragmentShader) {
printVerboseDriverInformation();
gProgram = createProgram(vertexShader.c_str(), fragmentShader.c_str());
if (!gProgram) {
LOGE("Could not create program.");
return false;
}
fetchShaderLocations();
glViewport(0, 0, w, h);
checkGlError("glViewport");
projectionMatrix = glm::perspective(45.0f, w / h, 0.1f, 100.0f);
camera = glm::vec3(0.0f, 0.25f, 0.0f);
glFrontFace(GL_CW);
glDepthMask(true);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
angleXzInDegress = 0.0f;
updateDirectionVector();
return true;
}
void Camera::lookDown(float amount)
{
m_pitch -= amount;
if(m_pitch < -90)
m_pitch = -90;
if(m_pitch > 90)
m_pitch = 90;
updateDirectionVector();
}
void Camera::set(VECTOR3D newPosition, float newAngleYaw, float newAnglePitch)
{
m_position.x = newPosition.x;
m_position.y = newPosition.y;
m_position.z = newPosition.z;
m_yaw = newAngleYaw;
m_pitch = newAnglePitch;
updateDirectionVector();
}
void Camera::turnRight(float amount)
{
m_yaw += amount;
updateDirectionVector();
}
void Camera::turnLeft(float amount)
{
m_yaw -= amount;
updateDirectionVector();
}
void GLES2Lesson::turnLeft(float factor) {
angleXzInDegress += factor;
updateDirectionVector();
}
