/** * @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]);
depthmap_shader.bind();
// sets all uniform variables for the phong shader
depthmap_shader.setUniform("projectionMatrix", camera.getProjectionMatrix());
depthmap_shader.setUniform("modelMatrix", mesh.getModelMatrix());
depthmap_shader.setUniform("viewMatrix", camera.getViewMatrix());
depthmap_shader.setUniform("near", 0.1);
depthmap_shader.setUniform("far", 10000.0);
// std::cout << "Model" << std::endl;
// std::cout << mesh.getModelMatrix().matrix() << std::endl;
// std::cout << "View" << std::endl;
// std::cout << camera.getViewMatrix().matrix() << std::endl;
mesh.setAttributeLocation(depthmap_shader);
glEnable(GL_DEPTH_TEST);
mesh.render();
depthmap_shader.unbind();
}
void updateTF (Tucano::Mesh& mesh, const Tucano::Camera& camera, const Tucano::Camera& lightTrackball)
{
qDebug() << "UPDATING TF2";
tf.bind();
//mesh.setAttributeLocation(tf);
glEnable(GL_RASTERIZER_DISCARD);
mesh.bindBuffers();
Tucano::Misc::errorCheckFunc(__FILE__, __LINE__);
//VertexAttribute* va = mesh.getAttribute("nPos");
write_va->disable();
//glDisableVertexAttribArray(mesh.getAttributeLocation("nPos"));
read_va->enable(tf.getAttributeLocation("inPos"));
Tucano::Misc::errorCheckFunc(__FILE__, __LINE__);
glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, write_va->getBufferID());
glBeginTransformFeedback(GL_POINTS);
glEnable(GL_DEPTH_TEST);
mesh.renderPoints();
glEndTransformFeedback();
glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, 0);
mesh.unbindBuffers();
glDisable(GL_RASTERIZER_DISCARD);
tf.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 trackball
* @param mesh Given mesh
* @param cameraTrackball Given camera trackball
*/
virtual void render(Tucano::Mesh& mesh, const Tucano::Camera& camera)
{
Eigen::Vector4f viewport = camera.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
normalvec_shader.bind();
// sets all uniform variables for the phong shader
normalvec_shader.setUniform("projectionMatrix", camera.getProjectionMatrix());
normalvec_shader.setUniform("modelMatrix", mesh.getModelMatrix());
normalvec_shader.setUniform("viewMatrix", camera.getViewMatrix());
mesh.setAttributeLocation(normalvec_shader);
glEnable(GL_DEPTH_TEST);
mesh.render();
glDisable(GL_DEPTH_TEST);
normalvec_shader.unbind();
}
/**
* @brief Render the mesh given a camera trackball
* @param mesh Given mesh
* @param cameraTrackball Given camera trackball
*/
virtual void render (Tucano::Mesh& mesh, const Tucano::Trackball& cameraTrackball)
{
Eigen::Vector4f viewport = cameraTrackball.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
if (fbo.getWidth() != (viewport[2]-viewport[1]) || fbo.getHeight() != (viewport[3]-viewport[1]))
{
fbo.create(viewport[2]-viewport[1], viewport[3]-viewport[1], 1);
}
// sets the FBO first (and only) attachment as output
fbo.clearAttachments();
fbo.bindRenderBuffer(0);
normalmap_shader.bind();
// sets all uniform variables for the phong shader
normalmap_shader.setUniform("projectionMatrix", cameraTrackball.getProjectionMatrix());
normalmap_shader.setUniform("modelMatrix", mesh.getModelMatrix());
normalmap_shader.setUniform("viewMatrix", cameraTrackball.getViewMatrix());
mesh.setAttributeLocation(normalmap_shader);
glEnable(GL_DEPTH_TEST);
mesh.render();
glDisable(GL_DEPTH_TEST);
normalmap_shader.unbind();
// *** unbind the buffer as output buffer, and applies the blur filter ****
fbo.unbind(); // automatically returns the draw buffer to GL_BACK
blur_shader.bind();
blur_shader.setUniform("imageTexture", fbo.bindAttachment(0));
blur_shader.setUniform("kernelsize", 5);
quad.render();
blur_shader.unbind();
fbo.unbindAttachments();
}
/** * @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();
}
/** * @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)
{
if (read_va == NULL)
{
read_va = mesh.getAttribute("positions1");
write_va = mesh.getAttribute("positions2");
}
if (read_va == NULL || write_va == NULL)
qDebug() << "AHHH morri";
updateTF(mesh, camera, lightTrackball);
Eigen::Vector4f viewport = camera.getViewport();
glViewport(viewport[0], viewport[1], viewport[2], viewport[3]);
simple.bind();
// sets all uniform variables for the phong shader
simple.setUniform("projectionMatrix", camera.getProjectionMatrix());
simple.setUniform("modelMatrix", mesh.getModelMatrix());
simple.setUniform("viewMatrix", camera.getViewMatrix());
glEnable(GL_DEPTH_TEST);
//mesh.setAttributeLocation(simple);
mesh.bindBuffers();
// mesh.resetLocations();
//qDebug() << mesh.getAttribute("nPos")->getLocation();
read_va->disable();
write_va->enable(simple.getAttributeLocation("inPos"));
mesh.setAttributeLocation("nColor", simple.getAttributeLocation("inColor"));
mesh.renderPoints();
mesh.unbindBuffers();
simple.unbind();
VertexAttribute *tmp_va;
tmp_va = read_va;
read_va = write_va;
write_va = tmp_va;
}
/** * @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();
}
