Files
OpenSpace/modules/globebrowsing/globes/globemesh.cpp
2016-04-28 22:07:45 -04:00

116 lines
4.2 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2016 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <modules/globebrowsing/globes/globemesh.h>
// open space includes
#include <openspace/engine/openspaceengine.h>
#include <openspace/rendering/renderengine.h>
#include <openspace/util/spicemanager.h>
#include <openspace/scene/scenegraphnode.h>
// ghoul includes
#include <ghoul/misc/assert.h>
#define _USE_MATH_DEFINES
#include <math.h>
namespace {
const std::string _loggerCat = "GlobeMesh";
}
namespace openspace {
GlobeMesh::GlobeMesh()
: _programObject(nullptr)
, _grid(10, 10, TriangleSoup::Positions::Yes, TriangleSoup::TextureCoordinates::No, TriangleSoup::Normals::No)
{
}
GlobeMesh::~GlobeMesh() {
}
bool GlobeMesh::initialize() {
RenderEngine& renderEngine = OsEng.renderEngine();
if (_programObject == nullptr) {
_programObject = renderEngine.buildRenderProgram(
"simpleTextureProgram",
"${MODULE_GLOBEBROWSING}/shaders/simple_vs.glsl",
"${MODULE_GLOBEBROWSING}/shaders/simple_fs.glsl");
if (!_programObject) return false;
}
using IgnoreError = ghoul::opengl::ProgramObject::IgnoreError;
_programObject->setIgnoreSubroutineUniformLocationError(IgnoreError::Yes);
return isReady();
}
bool GlobeMesh::deinitialize() {
RenderEngine& renderEngine = OsEng.renderEngine();
if (_programObject) {
renderEngine.removeRenderProgram(_programObject);
_programObject = nullptr;
}
return true;
}
bool GlobeMesh::isReady() const {
bool ready = true;
ready &= (_programObject != nullptr);
return ready;
}
void GlobeMesh::render(const RenderData& data)
{
// activate shader
_programObject->activate();
// scale the planet to appropriate size since the planet is a unit sphere. Ehm no?
glm::mat4 transform = glm::mat4(1);
// setup the data to the shader
// _programObject->setUniform("camdir", camSpaceEye);
_programObject->setUniform("ViewProjection", data.camera.viewProjectionMatrix());
_programObject->setUniform("ModelTransform", transform);
setPscUniforms(*_programObject.get(), data.camera, data.position);
glDisable(GL_CULL_FACE);
//glCullFace(GL_BACK);
// render
_grid.geometry().drawUsingActiveProgram();
// disable shader
_programObject->deactivate();
}
void GlobeMesh::update(const UpdateData& data) {
}
} // namespace openspace