/** * @brief Render the mesh given a camera and light, using a Phong shader
* @param mesh Given mesh
* @param camera Given camera
* @param lightTrackball Given light camera
*/
void render (Tucano::Mesh& mesh, const Tucano::Camera& camera, const Tucano::Camera& lightTrackball)
{
Eigen::Vector4f viewport = camera.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
tftest_shader.bind();
// sets all uniform variables for the phong shader
tftest_shader.setUniform("projectionMatrix", camera.getProjectionMatrix());
tftest_shader.setUniform("modelMatrix", mesh.getModelMatrix());
tftest_shader.setUniform("viewMatrix", camera.getViewMatrix());
tftest_shader.setUniform("lightViewMatrix", lightTrackball.getViewMatrix());
tftest_shader.setUniform("has_color", mesh.hasAttribute("in_Color"));
tftest_shader.setUniform("default_color", default_color);
tftest_shader.setUniform("tf", 1.0);
cout << "set attrib TF\n";
mesh.setAttributeLocation(tftest_shader);
glEnable(GL_RASTERIZER_DISCARD);
mesh.bindBuffers();
glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, mesh.getAttribute("nPos")->getBufferID());
glBeginTransformFeedback(GL_POINTS);
glEnable(GL_DEPTH_TEST);
mesh.renderPoints();
glEndTransformFeedback();
glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, 0);
mesh.unbindBuffers();
glDisable(GL_RASTERIZER_DISCARD);
tftest_shader.unbind();
printActiveAttribs(tftest_shader.getShaderProgram(), "TF");
printActiveAttribs(tfrender.getShaderProgram(), "RENDER");
// RENDERING
tfrender.bind();
// sets all uniform variables for the phong shader
tfrender.setUniform("projectionMatrix", camera.getProjectionMatrix());
tfrender.setUniform("modelMatrix", mesh.getModelMatrix());
tfrender.setUniform("viewMatrix", camera.getViewMatrix());
tfrender.setUniform("lightViewMatrix", lightTrackball.getViewMatrix());
tfrender.setUniform("has_color", mesh.hasAttribute("in_Color"));
tfrender.setUniform("default_color", default_color);
// tfrender.setUniform("tf", 1.0);
cout << "set attrib RENDER\n";
mesh.setAttributeLocation(tfrender);
mesh.bindBuffers();
mesh.renderElements();
mesh.unbindBuffers();
tfrender.unbind();
}
/**
* @brief Render the mesh given a camera and light trackball, using a Toon shader
* @param mesh Given mesh
* @param cameraTrackball Given camera trackball
* @param lightTrackball Given light trackball
*/
virtual void render (Tucano::Mesh& mesh, const Tucano::Trackball& cameraTrackball, const Tucano::Trackball& lightTrackball)
{
Eigen::Vector4f viewport = cameraTrackball.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
toon_shader.bind();
toon_shader.setUniform("projectionMatrix", cameraTrackball.getProjectionMatrix());
toon_shader.setUniform("modelMatrix", mesh.getModelMatrix());
toon_shader.setUniform("viewMatrix", cameraTrackball.getViewMatrix());
toon_shader.setUniform("lightViewMatrix", lightTrackball.getViewMatrix());
toon_shader.setUniform("has_color", mesh.hasAttribute("in_Color"));
toon_shader.setUniform("quantizationLevel", quantization_level);
mesh.setAttributeLocation(toon_shader);
mesh.render();
toon_shader.unbind();
}
/** * @brief Render the mesh given a camera
* @param mesh Given mesh
* @param camera Given camera
*/
void render (Tucano::Mesh& mesh, const Tucano::Camera& camera)
{
Eigen::Vector4f viewport = camera.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
directcolor_shader.bind();
// sets all uniform variables for the phong shader
directcolor_shader.setUniform("projectionMatrix", camera.getProjectionMatrix());
directcolor_shader.setUniform("modelMatrix", mesh.getModelMatrix());
directcolor_shader.setUniform("viewMatrix", camera.getViewMatrix());
directcolor_shader.setUniform("has_color", mesh.hasAttribute("in_Color"));
directcolor_shader.setUniform("default_color", default_color);
mesh.setAttributeLocation(directcolor_shader);
glEnable(GL_DEPTH_TEST);
mesh.render();
directcolor_shader.unbind();
}