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Enable material editor preview to be rotated.

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This commit is contained in:
Anilforextra 2022-09-07 11:02:57 +05:45
parent 5fb84e5702
commit d4ee903004
2 changed files with 37 additions and 13 deletions
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44
editor/plugins/material_editor_plugin.cpp
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@ -40,6 +40,19 @@
#include "scene/resources/particle_process_material.h"
#include "scene/resources/sky_material.h"
void MaterialEditor::gui_input(const Ref<InputEvent> &p_event) {
ERR_FAIL_COND(p_event.is_null());
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid() && (mm->get_button_mask() & MouseButton::MASK_LEFT) != MouseButton::NONE) {
rot.x -= mm->get_relative().y * 0.01;
rot.y -= mm->get_relative().x * 0.01;
rot.x = CLAMP(rot.x, -Math_PI / 2, Math_PI / 2);
_update_rotation();
}
}
void MaterialEditor::_update_theme_item_cache() {
Control::_update_theme_item_cache();
@ -77,6 +90,13 @@ void MaterialEditor::_notification(int p_what) {
}
}
void MaterialEditor::_update_rotation() {
Transform3D t;
t.basis.rotate(Vector3(0, 1, 0), -rot.y);
t.basis.rotate(Vector3(1, 0, 0), -rot.x);
rotation->set_transform(t);
}
void MaterialEditor::edit(Ref<Material> p_material, const Ref<Environment> &p_env) {
material = p_material;
camera->set_environment(p_env);
@ -102,6 +122,10 @@ void MaterialEditor::edit(Ref<Material> p_material, const Ref<Environment> &p_en
} else {
hide();
}
rot.x = Math::deg_to_rad(-15.0);
rot.y = Math::deg_to_rad(30.0);
_update_rotation();
}
void MaterialEditor::_button_pressed(Node *p_button) {
@ -130,9 +154,6 @@ void MaterialEditor::_button_pressed(Node *p_button) {
}
}
void MaterialEditor::_bind_methods() {
}
MaterialEditor::MaterialEditor() {
// canvas item
@ -163,7 +184,7 @@ MaterialEditor::MaterialEditor() {
viewport->set_msaa_3d(Viewport::MSAA_4X);
camera = memnew(Camera3D);
camera->set_transform(Transform3D(Basis(), Vector3(0, 0, 3)));
camera->set_transform(Transform3D(Basis(), Vector3(0, 0, 1.1)));
// Use low field of view so the sphere/box is fully encompassed within the preview,
// without much distortion.
camera->set_perspective(20, 0.1, 10);
@ -183,18 +204,17 @@ MaterialEditor::MaterialEditor() {
light2->set_color(Color(0.7, 0.7, 0.7));
viewport->add_child(light2);
rotation = memnew(Node3D);
viewport->add_child(rotation);
sphere_instance = memnew(MeshInstance3D);
viewport->add_child(sphere_instance);
rotation->add_child(sphere_instance);
box_instance = memnew(MeshInstance3D);
viewport->add_child(box_instance);
rotation->add_child(box_instance);
Transform3D box_xform;
box_xform.basis.rotate(Vector3(1, 0, 0), Math::deg_to_rad(25.0));
box_xform.basis = box_xform.basis * Basis().rotated(Vector3(0, 1, 0), Math::deg_to_rad(-25.0));
box_xform.basis.scale(Vector3(0.7, 0.7, 0.7));
box_xform.origin.y = 0.05;
box_instance->set_transform(box_xform);
box_instance->set_transform(Transform3D() * 0.25);
sphere_instance->set_transform(Transform3D() * 0.375);
sphere_mesh.instantiate();
sphere_instance->set_mesh(sphere_mesh);