mirror of https://github.com/KLayout/klayout.git
Fixing drawing code for 2.5d view
This commit is contained in:
Matthias Koefferlein
parent
cfdb3486ef
commit
74cc50a725
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@ -1095,24 +1095,25 @@ D25ViewWidget::paintGL ()
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return;
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return;
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}
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}
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if (! m_shapes_program || ! m_shapes_program_uniform_normals || ! m_lines_program || ! m_gridplane_program) {
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return;
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}
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const qreal retina_scale = devicePixelRatio ();
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const qreal retina_scale = devicePixelRatio ();
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glViewport (0, 0, width () * retina_scale, height () * retina_scale);
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glViewport (0, 0, width () * retina_scale, height () * retina_scale);
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tl::Color c = mp_view->background_color ();
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tl::Color c = mp_view->background_color ();
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float foreground_rgb = (c.to_mono () ? 0.0f : 1.0f);
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float foreground_rgb = (c.to_mono () ? 0.0f : 1.0f);
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float ambient = (c.to_mono () ? 0.8f : 0.25f);
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float ambient = (c.to_mono () ? 0.8f : 0.25f);
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QVector4D ambient_vec4 (ambient, ambient, ambient, 1.0);
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float mist_factor = (c.to_mono () ? 0.2f : 0.4f);
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float mist_factor = (c.to_mono () ? 0.2f : 0.4f);
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float mist_add = (c.to_mono () ? 0.8f : 0.2f);
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float mist_add = (c.to_mono () ? 0.8f : 0.2f);
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// NOTE: z axis of illum points towards the scene because we include the z inversion in the scene transformation matrix
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QVector3D illum_vec3 = QVector3D (-3.0, -4.0, 2.0).normalized ();
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glClearColor (float (c.red ()) / 255.0f, float (c.green ()) / 255.0f, float (c.blue ()) / 255.0f, 1.0);
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glClearColor (float (c.red ()) / 255.0f, float (c.green ()) / 255.0f, float (c.blue ()) / 255.0f, 1.0);
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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if (! m_shapes_program || ! m_shapes_program_uniform_normals || ! m_lines_program || ! m_gridplane_program) {
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return;
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}
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int positions = m_shapes_program->attributeLocation ("posAttr");
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int normals = m_shapes_program->attributeLocation ("normalsAttr");
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QMatrix4x4 scene_trans, scene_trans_wo_y;
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QMatrix4x4 scene_trans, scene_trans_wo_y;
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// provide the displacement and scaling (in this order!)
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// provide the displacement and scaling (in this order!)
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@ -1124,383 +1125,403 @@ D25ViewWidget::paintGL ()
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scene_trans_wo_y = scene_trans;
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scene_trans_wo_y = scene_trans;
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scene_trans_wo_y.translate (QVector3D (0.0, -m_displacement.y (), 0.0));
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scene_trans_wo_y.translate (QVector3D (0.0, -m_displacement.y (), 0.0));
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m_shapes_program->bind ();
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// draw walls (triangles with normals)
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// draw the actual layout
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{
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QOpenGLShaderProgram *program = m_shapes_program;
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m_shapes_program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans);
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int positions = program->attributeLocation ("posAttr");
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int normals = program->attributeLocation ("normalsAttr");
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// NOTE: z axis of illum points towards the scene because we include the z inversion in the scene transformation matrix
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program->bind ();
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m_shapes_program->setUniformValue ("illum", QVector3D (-3.0, -4.0, 2.0).normalized ());
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m_shapes_program->setUniformValue ("ambient", QVector4D (ambient, ambient, ambient, 1.0));
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// draw the actual layout
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m_shapes_program->setUniformValue ("mist_factor", mist_factor);
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m_shapes_program->setUniformValue ("mist_add", mist_add);
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glEnable (GL_DEPTH_TEST);
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program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans);
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glEnableVertexAttribArray (positions);
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program->setUniformValue ("illum", illum_vec3);
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glEnableVertexAttribArray (normals);
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program->setUniformValue ("ambient", ambient_vec4);
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program->setUniformValue ("mist_factor", mist_factor);
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program->setUniformValue ("mist_add", mist_add);
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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glEnable (GL_DEPTH_TEST);
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glEnableVertexAttribArray (positions);
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glEnableVertexAttribArray (normals);
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if (l->visible && l->fill_color [3] > 0.5) {
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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m_shapes_program->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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if (l->visible && l->fill_color [3] > 0.5) {
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triangle_chunks_type::iterator v = l->vertex_chunk->begin ();
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program->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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triangle_chunks_type::iterator n = l->normals_chunk->begin ();
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while (v != l->vertex_chunk->end () && n != l->vertex_chunk->end ()) {
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triangle_chunks_type::iterator v = l->vertex_chunk->begin ();
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tl_assert (v->size () == n->size ());
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triangle_chunks_type::iterator n = l->normals_chunk->begin ();
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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glVertexAttribPointer (normals, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, n->front ());
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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++v;
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++n;
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}
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}
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while (v != l->vertex_chunk->end () && n != l->vertex_chunk->end ()) {
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}
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tl_assert (v->size () == n->size ());
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glDisableVertexAttribArray (positions);
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glDisableVertexAttribArray (normals);
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m_shapes_program->release ();
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m_shapes_program_uniform_normals->bind ();
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// NOTE: z axis of illum points towards the scene because we include the z inversion in the scene transformation matrix
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m_shapes_program_uniform_normals->setUniformValue ("illum", QVector3D (-3.0, -4.0, 2.0).normalized ());
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m_shapes_program_uniform_normals->setUniformValue ("ambient", QVector4D (ambient, ambient, ambient, 1.0));
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m_shapes_program_uniform_normals->setUniformValue ("mist_factor", mist_factor);
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m_shapes_program_uniform_normals->setUniformValue ("mist_add", mist_add);
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glEnable (GL_DEPTH_TEST);
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glEnableVertexAttribArray (positions);
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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if (l->visible && l->fill_color [3] > 0.5) {
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const LayerInfo &li = *l;
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for (auto z = li.flat_vertex_chunks.begin (); z != li.flat_vertex_chunks.end (); ++z) {
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QMatrix4x4 ytop;
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ytop.translate (QVector3D (0.0, z->first.second, 0.0));
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m_shapes_program_uniform_normals->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans * ytop);
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m_shapes_program_uniform_normals->setUniformValue ("normal", QVector4D (0.0, -1.0, 0.0, 1.0));
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m_shapes_program_uniform_normals->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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triangle_chunks_type::iterator v = z->second->begin ();
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while (v != z->second->end ()) {
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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glVertexAttribPointer (normals, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, n->front ());
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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++v;
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++v;
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++n;
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}
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}
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QMatrix4x4 ybottom;
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}
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ybottom.translate (QVector3D (0.0, z->first.first, 0.0));
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}
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m_shapes_program_uniform_normals->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans * ybottom);
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glDisableVertexAttribArray (positions);
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glDisableVertexAttribArray (normals);
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m_shapes_program_uniform_normals->setUniformValue ("normal", QVector4D (0.0, 1.0, 0.0, 1.0));
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program->release ();
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m_shapes_program_uniform_normals->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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}
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v = z->second->begin ();
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// draw flat surfaces
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{
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QOpenGLShaderProgram *program = m_shapes_program_uniform_normals;
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int positions = program->attributeLocation ("posAttr");
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program->bind ();
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program->setUniformValue ("illum", illum_vec3);
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program->setUniformValue ("ambient", ambient_vec4);
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program->setUniformValue ("mist_factor", mist_factor);
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program->setUniformValue ("mist_add", mist_add);
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glEnable (GL_DEPTH_TEST);
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glEnableVertexAttribArray (positions);
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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if (l->visible && l->fill_color [3] > 0.5) {
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const LayerInfo &li = *l;
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for (auto z = li.flat_vertex_chunks.begin (); z != li.flat_vertex_chunks.end (); ++z) {
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QMatrix4x4 ytop;
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ytop.translate (QVector3D (0.0, z->first.second, 0.0));
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program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans * ytop);
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program->setUniformValue ("normal", QVector4D (0.0, -1.0, 0.0, 1.0));
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program->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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triangle_chunks_type::iterator v = z->second->begin ();
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while (v != z->second->end ()) {
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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++v;
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}
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QMatrix4x4 ybottom;
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ybottom.translate (QVector3D (0.0, z->first.first, 0.0));
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program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans * ybottom);
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program->setUniformValue ("normal", QVector4D (0.0, 1.0, 0.0, 1.0));
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program->setUniformValue ("color", l->fill_color [0], l->fill_color [1], l->fill_color [2], l->fill_color [3]);
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v = z->second->begin ();
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while (v != z->second->end ()) {
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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++v;
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}
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while (v != z->second->end ()) {
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glVertexAttribPointer (positions, 3, gl_type2enum<GLfloat> () (), GL_FALSE, 0, v->front ());
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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glDrawArrays (GL_TRIANGLES, 0, GLsizei (v->size () / 3));
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++v;
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}
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}
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}
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}
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}
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}
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glDisableVertexAttribArray (positions);
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program->release ();
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}
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}
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glDisableVertexAttribArray (positions);
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glDisableVertexAttribArray (normals);
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m_shapes_program_uniform_normals->release ();
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// wire lines
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// wire lines
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m_lines_program->bind ();
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{
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QOpenGLShaderProgram *program = m_lines_program;
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m_lines_program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans);
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int positions = program->attributeLocation ("posAttr");
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// NOTE: z axis of illum points towards the scene because we include the z inversion in the scene transformation matrix
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program->bind ();
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m_lines_program->setUniformValue ("illum", QVector3D (-3.0, -4.0, 2.0).normalized ());
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m_lines_program->setUniformValue ("ambient", QVector4D (ambient, ambient, ambient, 1.0));
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program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans);
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m_lines_program->setUniformValue ("mist_factor", mist_factor);
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program->setUniformValue ("illum", illum_vec3);
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m_lines_program->setUniformValue ("mist_add", mist_add);
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program->setUniformValue ("ambient", ambient_vec4);
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program->setUniformValue ("mist_factor", mist_factor);
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program->setUniformValue ("mist_add", mist_add);
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glEnable (GL_DEPTH_TEST);
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glEnable (GL_DEPTH_TEST);
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glEnableVertexAttribArray (positions);
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glEnableVertexAttribArray (positions);
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glLineWidth (1.0);
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glLineWidth (1.0);
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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for (std::vector<LayerInfo>::const_iterator l = m_layers.begin (); l != m_layers.end (); ++l) {
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if (l->visible && l->frame_color [3] > 0.5) {
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if (l->visible && l->frame_color [3] > 0.5) {
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m_lines_program->setUniformValue ("color", l->frame_color [0], l->frame_color [1], l->frame_color [2], l->frame_color [3]);
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program->setUniformValue ("color", l->frame_color [0], l->frame_color [1], l->frame_color [2], l->frame_color [3]);
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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// TODO: use glDrawElements to draw indexed buffers for better memory usage
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l->line_chunk->draw_to (this, positions, GL_LINES);
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l->line_chunk->draw_to (this, positions, GL_LINES);
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}
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}
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}
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glDisableVertexAttribArray (positions);
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program->release ();
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}
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}
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glDisableVertexAttribArray (positions);
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m_lines_program->release ();
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// decoration
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// decoration
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positions = m_gridplane_program->attributeLocation ("posAttr");
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{
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QOpenGLShaderProgram *program = m_gridplane_program;
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// a vertex buffer for the decoration
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int positions = program->attributeLocation ("posAttr");
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lay::mem_chunks<float, 1024 * 18> vertexes;
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m_gridplane_program->bind ();
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// a vertex buffer for the decoration
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lay::mem_chunks<float, 1024 * 18> vertexes;
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glEnable (GL_DEPTH_TEST);
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program->bind ();
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glEnableVertexAttribArray (positions);
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// draw pivot compass
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glEnable (GL_DEPTH_TEST);
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glEnableVertexAttribArray (positions);
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m_gridplane_program->setUniformValue ("matrix", cam_perspective () * cam_trans ());
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// draw pivot compass
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double compass_rad = 0.3;
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program->setUniformValue ("matrix", cam_perspective () * cam_trans ());
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double compass_bars = 0.4;
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vertexes.add (-compass_bars, 0.0, 0.0);
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double compass_rad = 0.3;
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vertexes.add (compass_bars, 0.0, 0.0);
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double compass_bars = 0.4;
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vertexes.add (0.0, 0.0, -compass_bars);
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vertexes.add (-compass_bars, 0.0, 0.0);
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vertexes.add (0.0, 0.0, compass_bars);
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vertexes.add (compass_bars, 0.0, 0.0);
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int ncircle = 64;
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vertexes.add (0.0, 0.0, -compass_bars);
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double x = compass_rad, z = 0.0;
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vertexes.add (0.0, 0.0, compass_bars);
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double da = 1.0 / double (ncircle) * M_PI * 2.0;
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for (int i = 0; i < ncircle; ++i) {
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int ncircle = 64;
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double x = compass_rad, z = 0.0;
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double da = 1.0 / double (ncircle) * M_PI * 2.0;
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double a = double (i + 1) * da;
|
for (int i = 0; i < ncircle; ++i) {
|
||||||
double xx = compass_rad * cos (a);
|
|
||||||
double zz = compass_rad * sin (a);
|
|
||||||
|
|
||||||
vertexes.add (x, 0.0, z);
|
double a = double (i + 1) * da;
|
||||||
vertexes.add (xx, 0.0, zz);
|
double xx = compass_rad * cos (a);
|
||||||
|
double zz = compass_rad * sin (a);
|
||||||
|
|
||||||
x = xx;
|
vertexes.add (x, 0.0, z);
|
||||||
z = zz;
|
vertexes.add (xx, 0.0, zz);
|
||||||
|
|
||||||
}
|
x = xx;
|
||||||
|
z = zz;
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.25f);
|
|
||||||
|
|
||||||
glLineWidth (2.0);
|
|
||||||
vertexes.draw_to (this, positions, GL_LINES);
|
|
||||||
|
|
||||||
// arrow
|
|
||||||
|
|
||||||
vertexes.clear ();
|
|
||||||
|
|
||||||
vertexes.add (-0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
|
||||||
vertexes.add (0.0, 0.0, -0.8 * compass_rad);
|
|
||||||
vertexes.add (0.0, 0.0, -0.8 * compass_rad);
|
|
||||||
vertexes.add (0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
|
||||||
vertexes.add (0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
|
||||||
vertexes.add (-0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
|
||||||
|
|
||||||
vertexes.draw_to (this, positions, GL_LINES);
|
|
||||||
|
|
||||||
// draw base plane
|
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans_wo_y);
|
|
||||||
|
|
||||||
std::pair<double, double> gg = find_grid (std::max (m_bbox.width (), m_bbox.height ()));
|
|
||||||
double gminor = gg.second, gmajor = gg.first;
|
|
||||||
|
|
||||||
double margin = std::max (m_bbox.width (), m_bbox.height ()) * 0.02;
|
|
||||||
|
|
||||||
double l = m_bbox.left ();
|
|
||||||
double r = m_bbox.right ();
|
|
||||||
double b = m_bbox.bottom ();
|
|
||||||
double t = m_bbox.top ();
|
|
||||||
|
|
||||||
// major and minor grid lines
|
|
||||||
|
|
||||||
vertexes.clear ();
|
|
||||||
|
|
||||||
const double epsilon = 1e-6;
|
|
||||||
|
|
||||||
for (int major = 0; major < 2; ++major) {
|
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, major ? 0.25f : 0.15f);
|
|
||||||
|
|
||||||
double x, y;
|
|
||||||
double step = (major ? gmajor : gminor);
|
|
||||||
|
|
||||||
x = ceil (l / step) * step;
|
|
||||||
for ( ; x < r - step * epsilon; x += step) {
|
|
||||||
if ((fabs (floor (x / gmajor + 0.5) * gmajor - x) < epsilon) == (major != 0)) {
|
|
||||||
vertexes.add (x, 0.0, b - margin);
|
|
||||||
vertexes.add (x, 0.0, t + margin);
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
y = ceil (b / step) * step;
|
program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.25f);
|
||||||
for ( ; y < t - step * epsilon; y += step) {
|
|
||||||
if ((fabs (floor (y / gmajor + 0.5) * gmajor - y) < epsilon) == (major != 0)) {
|
|
||||||
vertexes.add (l - margin, 0.0, y);
|
|
||||||
vertexes.add (r + margin, 0.0, y);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
glLineWidth (2.0);
|
glLineWidth (2.0);
|
||||||
vertexes.draw_to (this, positions, GL_LINES);
|
vertexes.draw_to (this, positions, GL_LINES);
|
||||||
|
|
||||||
}
|
// arrow
|
||||||
|
|
||||||
// the plane itself
|
|
||||||
|
|
||||||
vertexes.clear ();
|
|
||||||
|
|
||||||
vertexes.add (l, 0.0, b);
|
|
||||||
vertexes.add (l, 0.0, t);
|
|
||||||
vertexes.add (r, 0.0, t);
|
|
||||||
|
|
||||||
vertexes.add (l, 0.0, b);
|
|
||||||
vertexes.add (r, 0.0, b);
|
|
||||||
vertexes.add (r, 0.0, t);
|
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.1f);
|
|
||||||
|
|
||||||
vertexes.draw_to (this, positions, GL_TRIANGLES);
|
|
||||||
|
|
||||||
// the orientation cube
|
|
||||||
|
|
||||||
if (! top_view ()) {
|
|
||||||
|
|
||||||
glDisable (GL_DEPTH_TEST);
|
|
||||||
|
|
||||||
int cube_size = 32;
|
|
||||||
int cube_margin = 40;
|
|
||||||
|
|
||||||
QMatrix4x4 into_top_right_corner;
|
|
||||||
into_top_right_corner.translate (1.0 - 2.0 / width () * (cube_margin + cube_size / 2), 1.0 - 2.0 / height () * (cube_margin + cube_size / 2));
|
|
||||||
// into_top_right_corner.translate (0.5, 0.5, 0.0);
|
|
||||||
into_top_right_corner.scale (2.0 * cube_size / double (height ()), 2.0 * cube_size / double (height ()), 1.0);
|
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("matrix", into_top_right_corner * cam_perspective () * cam_trans ());
|
|
||||||
|
|
||||||
vertexes.clear ();
|
vertexes.clear ();
|
||||||
|
|
||||||
vertexes.add (-1.0, -1.0, 1.0);
|
vertexes.add (-0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
||||||
vertexes.add (-1.0, -1.0, -1.0);
|
vertexes.add (0.0, 0.0, -0.8 * compass_rad);
|
||||||
|
vertexes.add (0.0, 0.0, -0.8 * compass_rad);
|
||||||
vertexes.add (-1.0, 1.0, 1.0);
|
vertexes.add (0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
||||||
vertexes.add (-1.0, 1.0, -1.0);
|
vertexes.add (0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
||||||
|
vertexes.add (-0.25 * compass_rad, 0.0, 0.6 * compass_rad);
|
||||||
vertexes.add (1.0, -1.0, 1.0);
|
|
||||||
vertexes.add (1.0, -1.0, -1.0);
|
|
||||||
|
|
||||||
vertexes.add (1.0, 1.0, 1.0);
|
|
||||||
vertexes.add (1.0, 1.0, -1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, -1.0, 1.0);
|
|
||||||
vertexes.add (-1.0, 1.0, 1.0);
|
|
||||||
|
|
||||||
vertexes.add (1.0, -1.0, 1.0);
|
|
||||||
vertexes.add (1.0, 1.0, 1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, -1.0, 1.0);
|
|
||||||
vertexes.add (1.0, -1.0, 1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, 1.0, 1.0);
|
|
||||||
vertexes.add (1.0, 1.0, 1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, -1.0, -1.0);
|
|
||||||
vertexes.add (-1.0, 1.0, -1.0);
|
|
||||||
|
|
||||||
vertexes.add (1.0, -1.0, -1.0);
|
|
||||||
vertexes.add (1.0, 1.0, -1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, -1.0, -1.0);
|
|
||||||
vertexes.add (1.0, -1.0, -1.0);
|
|
||||||
|
|
||||||
vertexes.add (-1.0, 1.0, -1.0);
|
|
||||||
vertexes.add (1.0, 1.0, -1.0);
|
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.2f);
|
|
||||||
|
|
||||||
vertexes.draw_to (this, positions, GL_LINES);
|
vertexes.draw_to (this, positions, GL_LINES);
|
||||||
|
|
||||||
|
// draw base plane
|
||||||
|
|
||||||
|
program->setUniformValue ("matrix", cam_perspective () * cam_trans () * scene_trans_wo_y);
|
||||||
|
|
||||||
|
std::pair<double, double> gg = find_grid (std::max (m_bbox.width (), m_bbox.height ()));
|
||||||
|
double gminor = gg.second, gmajor = gg.first;
|
||||||
|
|
||||||
|
double margin = std::max (m_bbox.width (), m_bbox.height ()) * 0.02;
|
||||||
|
|
||||||
|
double l = m_bbox.left ();
|
||||||
|
double r = m_bbox.right ();
|
||||||
|
double b = m_bbox.bottom ();
|
||||||
|
double t = m_bbox.top ();
|
||||||
|
|
||||||
|
// major and minor grid lines
|
||||||
|
|
||||||
vertexes.clear ();
|
vertexes.clear ();
|
||||||
|
|
||||||
// A "K" at the front
|
const double epsilon = 1e-6;
|
||||||
vertexes.add (-0.8f, -0.8f, 1.0f);
|
|
||||||
vertexes.add (-0.8f, 0.8f, 1.0f);
|
|
||||||
vertexes.add (-0.2f, 0.8f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (-0.8f, -0.8f, 1.0f);
|
for (int major = 0; major < 2; ++major) {
|
||||||
vertexes.add (-0.2f, -0.8f, 1.0f);
|
|
||||||
vertexes.add (-0.2f, 0.8f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (0.2f, 0.8f, 1.0f);
|
program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, major ? 0.25f : 0.15f);
|
||||||
vertexes.add (0.8f, 0.8f, 1.0f);
|
|
||||||
vertexes.add (0.8f, 0.6f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (0.2f, 0.8f, 1.0f);
|
double x, y;
|
||||||
vertexes.add (0.8f, 0.6f, 1.0f);
|
double step = (major ? gmajor : gminor);
|
||||||
vertexes.add (0.6f, 0.4f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (-0.2f, 0.4f, 1.0f);
|
x = ceil (l / step) * step;
|
||||||
vertexes.add (0.2f, 0.8f, 1.0f);
|
for ( ; x < r - step * epsilon; x += step) {
|
||||||
vertexes.add (0.6f, 0.4f, 1.0f);
|
if ((fabs (floor (x / gmajor + 0.5) * gmajor - x) < epsilon) == (major != 0)) {
|
||||||
|
vertexes.add (x, 0.0, b - margin);
|
||||||
|
vertexes.add (x, 0.0, t + margin);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
vertexes.add (-0.2f, 0.4f, 1.0f);
|
y = ceil (b / step) * step;
|
||||||
vertexes.add (0.6f, 0.4f, 1.0f);
|
for ( ; y < t - step * epsilon; y += step) {
|
||||||
vertexes.add (0.2f, 0.0f, 1.0f);
|
if ((fabs (floor (y / gmajor + 0.5) * gmajor - y) < epsilon) == (major != 0)) {
|
||||||
|
vertexes.add (l - margin, 0.0, y);
|
||||||
|
vertexes.add (r + margin, 0.0, y);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
vertexes.add (-0.2f, 0.4f, 1.0f);
|
glLineWidth (2.0);
|
||||||
vertexes.add (0.2f, 0.0f, 1.0f);
|
vertexes.draw_to (this, positions, GL_LINES);
|
||||||
vertexes.add (-0.2f, -0.4f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (-0.2f, -0.4f, 1.0f);
|
}
|
||||||
vertexes.add (0.6f, -0.4f, 1.0f);
|
|
||||||
vertexes.add (0.2f, -0.0f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (-0.2f, -0.4f, 1.0f);
|
// the plane itself
|
||||||
vertexes.add (0.2f, -0.8f, 1.0f);
|
|
||||||
vertexes.add (0.6f, -0.4f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (0.2f, -0.8f, 1.0f);
|
vertexes.clear ();
|
||||||
vertexes.add (0.8f, -0.6f, 1.0f);
|
|
||||||
vertexes.add (0.6f, -0.4f, 1.0f);
|
|
||||||
|
|
||||||
vertexes.add (0.2f, -0.8f, 1.0f);
|
vertexes.add (l, 0.0, b);
|
||||||
vertexes.add (0.8f, -0.8f, 1.0f);
|
vertexes.add (l, 0.0, t);
|
||||||
vertexes.add (0.8f, -0.6f, 1.0f);
|
vertexes.add (r, 0.0, t);
|
||||||
|
|
||||||
m_gridplane_program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.3f);
|
vertexes.add (l, 0.0, b);
|
||||||
|
vertexes.add (r, 0.0, b);
|
||||||
|
vertexes.add (r, 0.0, t);
|
||||||
|
|
||||||
|
program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.1f);
|
||||||
|
|
||||||
vertexes.draw_to (this, positions, GL_TRIANGLES);
|
vertexes.draw_to (this, positions, GL_TRIANGLES);
|
||||||
|
|
||||||
|
// the orientation cube
|
||||||
|
|
||||||
|
if (! top_view ()) {
|
||||||
|
|
||||||
|
glDisable (GL_DEPTH_TEST);
|
||||||
|
|
||||||
|
int cube_size = 32;
|
||||||
|
int cube_margin = 40;
|
||||||
|
|
||||||
|
QMatrix4x4 into_top_right_corner;
|
||||||
|
into_top_right_corner.translate (1.0 - 2.0 / width () * (cube_margin + cube_size / 2), 1.0 - 2.0 / height () * (cube_margin + cube_size / 2));
|
||||||
|
// into_top_right_corner.translate (0.5, 0.5, 0.0);
|
||||||
|
into_top_right_corner.scale (2.0 * cube_size / double (height ()), 2.0 * cube_size / double (height ()), 1.0);
|
||||||
|
|
||||||
|
program->setUniformValue ("matrix", into_top_right_corner * cam_perspective () * cam_trans ());
|
||||||
|
|
||||||
|
vertexes.clear ();
|
||||||
|
|
||||||
|
vertexes.add (-1.0, -1.0, 1.0);
|
||||||
|
vertexes.add (-1.0, -1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, 1.0, 1.0);
|
||||||
|
vertexes.add (-1.0, 1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (1.0, -1.0, 1.0);
|
||||||
|
vertexes.add (1.0, -1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (1.0, 1.0, 1.0);
|
||||||
|
vertexes.add (1.0, 1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, -1.0, 1.0);
|
||||||
|
vertexes.add (-1.0, 1.0, 1.0);
|
||||||
|
|
||||||
|
vertexes.add (1.0, -1.0, 1.0);
|
||||||
|
vertexes.add (1.0, 1.0, 1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, -1.0, 1.0);
|
||||||
|
vertexes.add (1.0, -1.0, 1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, 1.0, 1.0);
|
||||||
|
vertexes.add (1.0, 1.0, 1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, -1.0, -1.0);
|
||||||
|
vertexes.add (-1.0, 1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (1.0, -1.0, -1.0);
|
||||||
|
vertexes.add (1.0, 1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, -1.0, -1.0);
|
||||||
|
vertexes.add (1.0, -1.0, -1.0);
|
||||||
|
|
||||||
|
vertexes.add (-1.0, 1.0, -1.0);
|
||||||
|
vertexes.add (1.0, 1.0, -1.0);
|
||||||
|
|
||||||
|
program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.2f);
|
||||||
|
|
||||||
|
vertexes.draw_to (this, positions, GL_LINES);
|
||||||
|
|
||||||
|
vertexes.clear ();
|
||||||
|
|
||||||
|
// A "K" at the front
|
||||||
|
vertexes.add (-0.8f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (-0.8f, 0.8f, 1.0f);
|
||||||
|
vertexes.add (-0.2f, 0.8f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.8f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (-0.2f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (-0.2f, 0.8f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (0.2f, 0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, 0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, 0.6f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (0.2f, 0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, 0.6f, 1.0f);
|
||||||
|
vertexes.add (0.6f, 0.4f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.2f, 0.4f, 1.0f);
|
||||||
|
vertexes.add (0.2f, 0.8f, 1.0f);
|
||||||
|
vertexes.add (0.6f, 0.4f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.2f, 0.4f, 1.0f);
|
||||||
|
vertexes.add (0.6f, 0.4f, 1.0f);
|
||||||
|
vertexes.add (0.2f, 0.0f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.2f, 0.4f, 1.0f);
|
||||||
|
vertexes.add (0.2f, 0.0f, 1.0f);
|
||||||
|
vertexes.add (-0.2f, -0.4f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.2f, -0.4f, 1.0f);
|
||||||
|
vertexes.add (0.6f, -0.4f, 1.0f);
|
||||||
|
vertexes.add (0.2f, -0.0f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (-0.2f, -0.4f, 1.0f);
|
||||||
|
vertexes.add (0.2f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (0.6f, -0.4f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (0.2f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, -0.6f, 1.0f);
|
||||||
|
vertexes.add (0.6f, -0.4f, 1.0f);
|
||||||
|
|
||||||
|
vertexes.add (0.2f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, -0.8f, 1.0f);
|
||||||
|
vertexes.add (0.8f, -0.6f, 1.0f);
|
||||||
|
|
||||||
|
program->setUniformValue ("color", foreground_rgb, foreground_rgb, foreground_rgb, 0.3f);
|
||||||
|
|
||||||
|
vertexes.draw_to (this, positions, GL_TRIANGLES);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
glDisableVertexAttribArray (positions);
|
||||||
|
|
||||||
|
program->release ();
|
||||||
}
|
}
|
||||||
|
|
||||||
glDisableVertexAttribArray (positions);
|
|
||||||
|
|
||||||
m_shapes_program->release ();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void
|
void
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue