Tech ENABLE_GL_SHADERS_ATTRIBUTES - Use shader's vertex attributes and matrices in GLMmSegmentationGizmo3DScene

This commit is contained in:
enricoturri1966 2022-03-14 09:50:42 +01:00
parent 5586fd92f2
commit 4eee0d05f3

View File

@ -600,11 +600,17 @@ void TriangleSelectorMmGui::render(ImGuiWrapper *imgui)
return;
#if ENABLE_GL_SHADERS_ATTRIBUTES
assert(shader->get_name() == "mm_gouraud_attr");
const Camera& camera = wxGetApp().plater()->get_camera();
const Transform3d view_model_matrix = camera.get_view_matrix() * matrix;
shader->set_uniform("view_model_matrix", view_model_matrix);
shader->set_uniform("projection_matrix", camera.get_projection_matrix());
shader->set_uniform("normal_matrix", (Matrix3d)view_model_matrix.matrix().block(0, 0, 3, 3).inverse().transpose());
#else
assert(shader->get_name() == "mm_gouraud");
#endif // ENABLE_GL_SHADERS_ATTRIBUTES
for (size_t color_idx = 0; color_idx < m_gizmo_scene.triangle_indices.size(); ++color_idx)
for (size_t color_idx = 0; color_idx < m_gizmo_scene.triangle_indices.size(); ++color_idx) {
if (m_gizmo_scene.has_VBOs(color_idx)) {
if (color_idx > m_colors.size()) // Seed fill VBO
shader->set_uniform("uniform_color", TriangleSelectorGUI::get_seed_fill_color(color_idx == (m_colors.size() + 1) ? m_default_volume_color : m_colors[color_idx - (m_colors.size() + 1) - 1]));
@ -613,6 +619,7 @@ void TriangleSelectorMmGui::render(ImGuiWrapper *imgui)
m_gizmo_scene.render(color_idx);
}
}
#if ENABLE_LEGACY_OPENGL_REMOVAL
#if ENABLE_GL_SHADERS_ATTRIBUTES
@ -724,19 +731,41 @@ void GLMmSegmentationGizmo3DScene::render(size_t triangle_indices_idx) const
assert(this->vertices_VBO_id != 0);
assert(this->triangle_indices_VBO_ids[triangle_indices_idx] != 0);
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->vertices_VBO_id));
glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), (const void*)(0 * sizeof(float))));
#if ENABLE_GL_SHADERS_ATTRIBUTES
GLShaderProgram* shader = wxGetApp().get_current_shader();
if (shader == nullptr)
return;
#endif // ENABLE_GL_SHADERS_ATTRIBUTES
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->vertices_VBO_id));
#if ENABLE_GL_SHADERS_ATTRIBUTES
const GLint position_id = shader->get_attrib_location("v_position");
if (position_id != -1) {
glsafe(::glVertexAttribPointer(position_id, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (GLvoid*)0));
glsafe(::glEnableVertexAttribArray(position_id));
}
// Render using the Vertex Buffer Objects.
if (this->triangle_indices_VBO_ids[triangle_indices_idx] != 0 &&
this->triangle_indices_sizes[triangle_indices_idx] > 0) {
#else
glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), (const void*)(0 * sizeof(float))));
glsafe(::glEnableClientState(GL_VERTEX_ARRAY));
// Render using the Vertex Buffer Objects.
if (this->triangle_indices_sizes[triangle_indices_idx] > 0) {
#endif // ENABLE_GL_SHADERS_ATTRIBUTES
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, this->triangle_indices_VBO_ids[triangle_indices_idx]));
glsafe(::glDrawElements(GL_TRIANGLES, GLsizei(this->triangle_indices_sizes[triangle_indices_idx]), GL_UNSIGNED_INT, nullptr));
glsafe(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
}
#if ENABLE_GL_SHADERS_ATTRIBUTES
if (position_id != -1)
glsafe(::glDisableVertexAttribArray(position_id));
#else
glsafe(::glDisableClientState(GL_VERTEX_ARRAY));
#endif // ENABLE_GL_SHADERS_ATTRIBUTES
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
}