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Diffstat (limited to 'editor/plugins/texture_3d_editor_plugin.cpp')
| -rw-r--r-- | editor/plugins/texture_3d_editor_plugin.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/editor/plugins/texture_3d_editor_plugin.cpp b/editor/plugins/texture_3d_editor_plugin.cpp new file mode 100644 index 0000000000..ba2eef8484 --- /dev/null +++ b/editor/plugins/texture_3d_editor_plugin.cpp @@ -0,0 +1,213 @@ +/*************************************************************************/ +/* texture_3d_editor_plugin.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#include "texture_3d_editor_plugin.h" + +#include "core/io/resource_loader.h" +#include "core/project_settings.h" +#include "editor/editor_settings.h" + +void Texture3DEditor::_gui_input(Ref<InputEvent> p_event) { +} + +void Texture3DEditor::_texture_rect_draw() { + texture_rect->draw_rect(Rect2(Point2(), texture_rect->get_size()), Color(1, 1, 1, 1)); +} + +void Texture3DEditor::_notification(int p_what) { + if (p_what == NOTIFICATION_READY) { + //get_scene()->connect("node_removed",this,"_node_removed"); + } + if (p_what == NOTIFICATION_RESIZED) { + _texture_rect_update_area(); + } + + if (p_what == NOTIFICATION_DRAW) { + Ref<Texture2D> checkerboard = get_theme_icon("Checkerboard", "EditorIcons"); + Size2 size = get_size(); + + draw_texture_rect(checkerboard, Rect2(Point2(), size), true); + } +} + +void Texture3DEditor::_changed_callback(Object *p_changed, const char *p_prop) { + if (!is_visible()) { + return; + } + update(); +} + +void Texture3DEditor::_update_material() { + material->set_shader_param("layer", (layer->get_value() + 0.5) / texture->get_depth()); + material->set_shader_param("tex", texture->get_rid()); + + String format = Image::get_format_name(texture->get_format()); + + String text; + text = itos(texture->get_width()) + "x" + itos(texture->get_height()) + "x" + itos(texture->get_depth()) + " " + format; + + info->set_text(text); +} + +void Texture3DEditor::_make_shaders() { + String shader_3d = "" + "shader_type canvas_item;\n" + "uniform sampler3D tex;\n" + "uniform float layer;\n" + "void fragment() {\n" + " COLOR = textureLod(tex,vec3(UV,layer),0.0);\n" + "}"; + + shader.instance(); + shader->set_code(shader_3d); + material.instance(); + material->set_shader(shader); +} + +void Texture3DEditor::_texture_rect_update_area() { + Size2 size = get_size(); + int tex_width = texture->get_width() * size.height / texture->get_height(); + int tex_height = size.height; + + if (tex_width > size.width) { + tex_width = size.width; + tex_height = texture->get_height() * tex_width / texture->get_width(); + } + + // Prevent the texture from being unpreviewable after the rescale, so that we can still see something + if (tex_height <= 0) { + tex_height = 1; + } + if (tex_width <= 0) { + tex_width = 1; + } + + int ofs_x = (size.width - tex_width) / 2; + int ofs_y = (size.height - tex_height) / 2; + + texture_rect->set_position(Vector2(ofs_x, ofs_y)); + texture_rect->set_size(Vector2(tex_width, tex_height)); +} + +void Texture3DEditor::edit(Ref<Texture3D> p_texture) { + if (!texture.is_null()) { + texture->remove_change_receptor(this); + } + + texture = p_texture; + + if (!texture.is_null()) { + if (shader.is_null()) { + _make_shaders(); + } + + texture->add_change_receptor(this); + update(); + texture_rect->set_material(material); + setting = true; + layer->set_max(texture->get_depth() - 1); + layer->set_value(0); + layer->show(); + _update_material(); + setting = false; + _texture_rect_update_area(); + } else { + hide(); + } +} + +void Texture3DEditor::_bind_methods() { + ClassDB::bind_method(D_METHOD("_gui_input"), &Texture3DEditor::_gui_input); + ClassDB::bind_method(D_METHOD("_layer_changed"), &Texture3DEditor::_layer_changed); +} + +Texture3DEditor::Texture3DEditor() { + set_texture_repeat(TextureRepeat::TEXTURE_REPEAT_ENABLED); + set_custom_minimum_size(Size2(1, 150)); + texture_rect = memnew(Control); + texture_rect->connect("draw", callable_mp(this, &Texture3DEditor::_texture_rect_draw)); + texture_rect->set_mouse_filter(MOUSE_FILTER_IGNORE); + add_child(texture_rect); + + layer = memnew(SpinBox); + layer->set_step(1); + layer->set_max(100); + add_child(layer); + layer->set_anchor(MARGIN_RIGHT, 1); + layer->set_anchor(MARGIN_LEFT, 1); + layer->set_h_grow_direction(GROW_DIRECTION_BEGIN); + layer->set_modulate(Color(1, 1, 1, 0.8)); + info = memnew(Label); + add_child(info); + info->set_anchor(MARGIN_RIGHT, 1); + info->set_anchor(MARGIN_LEFT, 1); + info->set_anchor(MARGIN_BOTTOM, 1); + info->set_anchor(MARGIN_TOP, 1); + info->set_h_grow_direction(GROW_DIRECTION_BEGIN); + info->set_v_grow_direction(GROW_DIRECTION_BEGIN); + info->add_theme_color_override("font_color", Color(1, 1, 1, 1)); + info->add_theme_color_override("font_color_shadow", Color(0, 0, 0, 0.5)); + info->add_theme_color_override("font_color_shadow", Color(0, 0, 0, 0.5)); + info->add_theme_constant_override("shadow_as_outline", 1); + info->add_theme_constant_override("shadow_offset_x", 2); + info->add_theme_constant_override("shadow_offset_y", 2); + + setting = false; + layer->connect("value_changed", Callable(this, "_layer_changed")); +} + +Texture3DEditor::~Texture3DEditor() { + if (!texture.is_null()) { + texture->remove_change_receptor(this); + } +} + +// +bool EditorInspectorPlugin3DTexture::can_handle(Object *p_object) { + return Object::cast_to<Texture3D>(p_object) != nullptr; +} + +void EditorInspectorPlugin3DTexture::parse_begin(Object *p_object) { + Texture3D *texture = Object::cast_to<Texture3D>(p_object); + if (!texture) { + return; + } + Ref<Texture3D> m(texture); + + Texture3DEditor *editor = memnew(Texture3DEditor); + editor->edit(m); + add_custom_control(editor); +} + +Texture3DEditorPlugin::Texture3DEditorPlugin(EditorNode *p_node) { + Ref<EditorInspectorPlugin3DTexture> plugin; + plugin.instance(); + add_inspector_plugin(plugin); +} |