mirror of
https://github.com/Relintai/pandemonium_engine.git
synced 2024-12-23 12:26:59 +01:00
943 lines
27 KiB
C++
943 lines
27 KiB
C++
/*************************************************************************/
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/* paint_curve_2d.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* PANDEMONIUM ENGINE */
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/* https://github.com/Relintai/pandemonium_engine */
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/*************************************************************************/
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/* Copyright (c) 2022-present Péter Magyar. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "paint_curve_2d.h"
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#include "core/config/engine.h"
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#include "scene/main/scene_string_names.h"
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#include "scene/resources/curve.h"
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#ifdef TOOLS_ENABLED
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#include "editor/editor_scale.h"
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#endif
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#ifdef TOOLS_ENABLED
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Rect2 PaintCurve2D::_edit_get_rect() const {
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if (rect_cache_dirty) {
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if (!curve.is_valid() || curve->get_point_count() == 0) {
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return Rect2(0, 0, 0, 0);
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}
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item_rect = Rect2(curve->get_point_position(0), Vector2(0, 0));
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for (int i = 0; i < curve->get_point_count(); i++) {
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for (int j = 0; j <= 8; j++) {
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real_t frac = j / 8.0;
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Vector2 p = curve->interpolate(i, frac);
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item_rect.expand_to(p);
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}
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}
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rect_cache_dirty = false;
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}
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return item_rect;
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}
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bool PaintCurve2D::_edit_use_rect() const {
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return curve.is_valid() && curve->get_point_count() != 0;
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}
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bool PaintCurve2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
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if (curve.is_null()) {
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return false;
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}
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for (int i = 0; i < curve->get_point_count(); i++) {
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Vector2 s[2];
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s[0] = curve->get_point_position(i);
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for (int j = 1; j <= 8; j++) {
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real_t frac = j / 8.0;
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s[1] = curve->interpolate(i, frac);
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Vector2 p = Geometry::get_closest_point_to_segment_2d(p_point, s);
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if (p.distance_to(p_point) <= p_tolerance) {
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return true;
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}
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s[0] = s[1];
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}
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}
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return false;
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}
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#endif
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void PaintCurve2D::_notification(int p_what) {
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if (p_what == NOTIFICATION_DRAW && curve.is_valid()) {
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//draw the curve!!
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_rendered_image.unref();
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if (curve->get_point_count() < 2) {
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return;
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}
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if (_fill_enabled) {
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Vector<Vector2> points;
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Vector<Vector2> uvs;
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Vector<Color> colors;
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Vector<int> indices;
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_prepare_render_data_fill(points, uvs, colors, indices);
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if (indices.size()) {
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RS::get_singleton()->canvas_item_add_triangle_array(get_canvas_item(), indices, points, colors, uvs, Vector<int>(), Vector<float>(), _fill_texture.is_valid() ? _fill_texture->get_rid() : RID(), -1, RID(), true);
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}
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}
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if (_outline_enabled) {
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_cached_draw_pts = Variant(curve->tessellate());
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if (_outline_texture.is_valid()) {
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Vector<Vector2> points;
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Vector<Vector2> uvs;
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Vector<Color> colors;
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Vector<int> indices;
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_prepare_render_data_outline(points, uvs, colors, indices);
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if (indices.size()) {
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RS::get_singleton()->canvas_item_add_triangle_array(get_canvas_item(), indices, points, colors, uvs, Vector<int>(), Vector<float>(), _outline_texture.is_valid() ? _outline_texture->get_rid() : RID(), -1, RID(), true);
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}
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} else {
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draw_polyline(_cached_draw_pts, _outline_color, _outline_width, true);
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}
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}
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}
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}
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void PaintCurve2D::_curve_changed() {
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if (!is_inside_tree()) {
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return;
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}
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rect_cache_dirty = true;
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update();
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}
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void PaintCurve2D::set_curve(const Ref<Curve2D> &p_curve) {
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if (curve.is_valid()) {
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curve->disconnect("changed", this, "_curve_changed");
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}
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curve = p_curve;
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if (curve.is_valid()) {
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curve->connect("changed", this, "_curve_changed");
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}
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_curve_changed();
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}
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Ref<Curve2D> PaintCurve2D::get_curve() const {
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return curve;
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}
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void PaintCurve2D::fill_set_enabled(bool p_enabled) {
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_fill_enabled = p_enabled;
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update();
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}
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bool PaintCurve2D::fill_get_enabled() const {
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return _fill_enabled;
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}
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void PaintCurve2D::fill_set_color(const Color &p_color) {
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_fill_color = p_color;
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update();
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}
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Color PaintCurve2D::fill_get_color() const {
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return _fill_color;
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}
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void PaintCurve2D::fill_set_texture(const Ref<Texture> &p_texture) {
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_fill_texture = p_texture;
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update();
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}
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Ref<Texture> PaintCurve2D::fill_get_texture() const {
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return _fill_texture;
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}
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void PaintCurve2D::fill_set_texture_offset(const Vector2 &p_offset) {
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_fill_tex_ofs = p_offset;
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update();
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}
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Vector2 PaintCurve2D::fill_get_texture_offset() const {
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return _fill_tex_ofs;
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}
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void PaintCurve2D::fill_set_texture_rotation(float p_rot) {
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_fill_tex_rot = p_rot;
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update();
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}
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float PaintCurve2D::fill_get_texture_rotation() const {
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return _fill_tex_rot;
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}
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void PaintCurve2D::fill_set_texture_rotation_degrees(float p_rot) {
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fill_set_texture_rotation(Math::deg2rad(p_rot));
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}
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float PaintCurve2D::fill_get_texture_rotation_degrees() const {
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return Math::rad2deg(fill_get_texture_rotation());
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}
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void PaintCurve2D::fill_set_texture_scale(const Size2 &p_scale) {
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_fill_tex_scale = p_scale;
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update();
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}
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Size2 PaintCurve2D::fill_get_texture_scale() const {
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return _fill_tex_scale;
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}
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void PaintCurve2D::fill_set_invert(bool p_invert) {
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_fill_invert = p_invert;
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update();
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}
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bool PaintCurve2D::fill_get_invert() const {
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return _fill_invert;
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}
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void PaintCurve2D::fill_set_invert_border(float p_invert_border) {
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_fill_invert_border = p_invert_border;
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update();
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}
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float PaintCurve2D::fill_get_invert_border() const {
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return _fill_invert_border;
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}
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void PaintCurve2D::outline_set_enabled(bool p_enabled) {
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_outline_enabled = p_enabled;
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update();
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}
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bool PaintCurve2D::outline_get_enabled() const {
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return _outline_enabled;
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}
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void PaintCurve2D::outline_set_width(int p_width) {
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_outline_width = p_width;
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update();
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}
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int PaintCurve2D::outline_get_width() const {
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return _outline_width;
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}
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void PaintCurve2D::outline_set_color(const Color &p_color) {
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_outline_color = p_color;
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update();
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}
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Color PaintCurve2D::outline_get_color() const {
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return _outline_color;
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}
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void PaintCurve2D::outline_set_texture(const Ref<Texture> &p_texture) {
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_outline_texture = p_texture;
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update();
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}
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Ref<Texture> PaintCurve2D::outline_get_texture() const {
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return _outline_texture;
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}
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void PaintCurve2D::outline_set_texture_offset(const Vector2 &p_offset) {
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_outline_tex_ofs = p_offset;
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update();
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}
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Vector2 PaintCurve2D::outline_get_texture_offset() const {
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return _outline_tex_ofs;
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}
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void PaintCurve2D::outline_set_texture_rotation(float p_rot) {
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_outline_tex_rot = p_rot;
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update();
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}
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float PaintCurve2D::outline_get_texture_rotation() const {
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return _outline_tex_rot;
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}
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void PaintCurve2D::outline_set_texture_rotation_degrees(float p_rot) {
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outline_set_texture_rotation(Math::deg2rad(p_rot));
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}
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float PaintCurve2D::outline_get_texture_rotation_degrees() const {
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return Math::rad2deg(outline_get_texture_rotation());
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}
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void PaintCurve2D::outline_set_texture_scale(const Size2 &p_scale) {
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_outline_tex_scale = p_scale;
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update();
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}
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Size2 PaintCurve2D::outline_get_texture_scale() const {
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return _outline_tex_scale;
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}
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Ref<Image> PaintCurve2D::_get_rendered_image() {
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if (_rendered_image.is_valid()) {
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return _rendered_image;
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}
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if (_size.x == 0 || _size.y == 0) {
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return Ref<Image>();
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}
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if (!curve.is_valid()) {
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return Ref<Image>();
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}
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if (curve->get_point_count() < 2) {
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return Ref<Image>();
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}
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_rendered_image.instance();
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_rendered_image->create(_size.x, _size.y, false, Image::FORMAT_RGBA8);
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Vector<Vector2> points;
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Vector<Vector2> uvs;
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Vector<Color> colors;
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Vector<int> indices;
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if (_outline_enabled) {
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_prepare_render_data_outline(points, uvs, colors, indices);
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_image_render_triangles(points, uvs, colors, indices, _outline_texture);
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points.clear();
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uvs.clear();
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colors.clear();
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indices.clear();
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}
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if (_fill_enabled) {
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_prepare_render_data_fill(points, uvs, colors, indices);
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_image_render_triangles(points, uvs, colors, indices, _fill_texture);
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}
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return _rendered_image;
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}
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PoolVector2Array PaintCurve2D::generate_uvs(const Vector<Vector2> &p_points) {
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PoolVector2Array uvs;
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int len = p_points.size();
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if (len == 0) {
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return uvs;
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}
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const Vector2 *pr = p_points.ptr();
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Rect2 bounds = Rect2(pr[0], Vector2());
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for (int i = 1; i < len; i++) {
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Vector2 e = pr[i];
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bounds.expand_to(e);
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}
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uvs.resize(len);
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PoolVector2Array::Write uvr = uvs.write();
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Vector2 *uvp = uvr.ptr();
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for (int i = 0; i < len; i++) {
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Vector2 e = pr[i];
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e -= bounds.position;
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e /= bounds.size;
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uvp[i] = e;
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}
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return uvs;
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}
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PoolVector2Array PaintCurve2D::generate_uvs(const Vector<Vector2> &p_points, const Rect2 &p_uv_rect) {
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PoolVector2Array uvs;
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int len = p_points.size();
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if (len == 0) {
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return uvs;
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}
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const Vector2 *pr = p_points.ptr();
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Rect2 bounds = Rect2(pr[0], Vector2());
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for (int i = 1; i < len; i++) {
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Vector2 e = pr[i];
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bounds.expand_to(e);
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}
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uvs.resize(len);
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PoolVector2Array::Write uvr = uvs.write();
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Vector2 *uvp = uvr.ptr();
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for (int i = 0; i < len; i++) {
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Vector2 e = pr[i];
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e -= bounds.position;
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e /= bounds.size;
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e *= p_uv_rect.size;
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e += p_uv_rect.position;
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uvp[i] = e;
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}
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return uvs;
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}
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void PaintCurve2D::generate_polyline_mesh(const Vector<Point2> &p_points, float p_width, Vector<Vector2> &r_triangles, Vector<int> &r_indices) {
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Vector2 prev_t;
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if (p_points.size() < 2) {
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return;
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}
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r_triangles.resize(p_points.size() * 2);
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r_indices.resize(p_points.size() * 6);
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for (int i = 0; i < p_points.size(); i++) {
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Vector2 t;
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if (i == p_points.size() - 1) {
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t = prev_t;
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} else {
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t = (p_points[i + 1] - p_points[i]).normalized().tangent();
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if (i == 0) {
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prev_t = t;
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}
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}
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Vector2 tangent = ((t + prev_t).normalized()) * p_width * 0.5;
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r_triangles.write[i * 2 + 0] = p_points[i] + tangent;
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r_triangles.write[i * 2 + 1] = p_points[i] - tangent;
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if (i != 0) {
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int indx = (i - 1) * 2;
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int iindx = (i - 1) * 6;
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r_indices.write[iindx] = indx;
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r_indices.write[iindx + 1] = indx + 1;
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r_indices.write[iindx + 2] = indx + 3;
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r_indices.write[iindx + 3] = indx;
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r_indices.write[iindx + 4] = indx + 3;
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r_indices.write[iindx + 5] = indx + 2;
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}
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prev_t = t;
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}
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int indx = (p_points.size() - 1) * 2;
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int iindx = (p_points.size() - 1) * 6;
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r_indices.write[iindx] = indx;
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r_indices.write[iindx + 1] = indx + 1;
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r_indices.write[iindx + 2] = 1;
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r_indices.write[iindx + 3] = indx;
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r_indices.write[iindx + 4] = 1;
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r_indices.write[iindx + 5] = 0;
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}
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void PaintCurve2D::_prepare_render_data_fill(Vector<Vector2> &r_points, Vector<Vector2> &r_uvs, Vector<Color> &r_colors, Vector<int> &r_indices) {
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if (!curve.is_valid()) {
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return;
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}
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int curve_len = curve->get_point_count();
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if (curve_len < 2) {
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return;
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}
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PoolVector2Array polygon = curve->tessellate();
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int len = polygon.size();
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r_points.resize(len);
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{
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PoolVector<Vector2>::Read polyr = polygon.read();
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for (int i = 0; i < len; i++) {
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r_points.write[i] = polyr[i];
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}
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}
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if (_fill_invert) {
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Rect2 bounds;
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int highest_idx = -1;
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float highest_y = -1e20;
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float sum = 0;
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for (int i = 0; i < len; i++) {
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if (i == 0) {
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bounds.position = r_points[i];
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} else {
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bounds.expand_to(r_points[i]);
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}
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if (r_points[i].y > highest_y) {
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highest_idx = i;
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highest_y = r_points[i].y;
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}
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int ni = (i + 1) % len;
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sum += (r_points[ni].x - r_points[i].x) * (r_points[ni].y + r_points[i].y);
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}
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bounds = bounds.grow(_fill_invert_border);
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Vector2 ep[7] = {
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Vector2(r_points[highest_idx].x, r_points[highest_idx].y + _fill_invert_border),
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Vector2(bounds.position + bounds.size),
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Vector2(bounds.position + Vector2(bounds.size.x, 0)),
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Vector2(bounds.position),
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Vector2(bounds.position + Vector2(0, bounds.size.y)),
|
|
Vector2(r_points[highest_idx].x - CMP_EPSILON, r_points[highest_idx].y + _fill_invert_border),
|
|
Vector2(r_points[highest_idx].x - CMP_EPSILON, r_points[highest_idx].y),
|
|
};
|
|
|
|
if (sum > 0) {
|
|
SWAP(ep[1], ep[4]);
|
|
SWAP(ep[2], ep[3]);
|
|
SWAP(ep[5], ep[0]);
|
|
SWAP(ep[6], r_points.write[highest_idx]);
|
|
}
|
|
|
|
r_points.resize(r_points.size() + 7);
|
|
for (int i = r_points.size() - 1; i >= highest_idx + 7; i--) {
|
|
r_points.write[i] = r_points[i - 7];
|
|
}
|
|
|
|
for (int i = 0; i < 7; i++) {
|
|
r_points.write[highest_idx + i + 1] = ep[i];
|
|
}
|
|
|
|
len = r_points.size();
|
|
}
|
|
|
|
if (_fill_texture.is_valid()) {
|
|
Transform2D texmat(_fill_tex_rot, _fill_tex_ofs);
|
|
texmat.scale(_fill_tex_scale);
|
|
//Size2 tex_size = _fill_texture->get_size();
|
|
|
|
PoolVector2Array uv = generate_uvs(r_points);
|
|
|
|
r_uvs.resize(len);
|
|
|
|
PoolVector<Vector2>::Read uvr = uv.read();
|
|
|
|
for (int i = 0; i < len; i++) {
|
|
r_uvs.write[i] = texmat.xform(uvr[i]);
|
|
}
|
|
}
|
|
|
|
r_colors.push_back(_fill_color);
|
|
|
|
r_indices = Geometry::triangulate_polygon(r_points);
|
|
}
|
|
|
|
void PaintCurve2D::_prepare_render_data_outline(Vector<Vector2> &r_points, Vector<Vector2> &r_uvs, Vector<Color> &r_colors, Vector<int> &r_indices) {
|
|
if (!curve.is_valid()) {
|
|
return;
|
|
}
|
|
|
|
if (_outline_width <= 0) {
|
|
return;
|
|
}
|
|
|
|
int curve_len = curve->get_point_count();
|
|
|
|
if (curve_len < 2) {
|
|
return;
|
|
}
|
|
|
|
PoolVector2Array polygon = curve->tessellate();
|
|
int len = polygon.size();
|
|
|
|
Vector<Vector2> curve_points;
|
|
curve_points.resize(len);
|
|
|
|
{
|
|
PoolVector<Vector2>::Read polyr = polygon.read();
|
|
for (int i = 0; i < len; i++) {
|
|
curve_points.write[i] = polyr[i];
|
|
}
|
|
}
|
|
|
|
generate_polyline_mesh(curve_points, _outline_width, r_points, r_indices);
|
|
|
|
len = r_points.size();
|
|
|
|
if (_outline_texture.is_valid()) {
|
|
Transform2D texmat(_outline_tex_rot, _outline_tex_ofs);
|
|
texmat.scale(_outline_tex_scale);
|
|
//Size2 tex_size = _outline_texture->get_size();
|
|
|
|
PoolVector2Array uv = generate_uvs(r_points);
|
|
|
|
r_uvs.resize(len);
|
|
|
|
PoolVector<Vector2>::Read uvr = uv.read();
|
|
|
|
for (int i = 0; i < len; i++) {
|
|
r_uvs.write[i] = texmat.xform(uvr[i]);
|
|
}
|
|
}
|
|
|
|
r_colors.push_back(_outline_color);
|
|
}
|
|
|
|
void PaintCurve2D::_image_render_triangles(const Vector<Vector2> &p_points, const Vector<Vector2> &p_uvs, const Vector<Color> &p_colors, const Vector<int> &p_indices, const Ref<Texture> &p_texture) {
|
|
if (p_indices.size() == 0) {
|
|
return;
|
|
}
|
|
|
|
Ref<Image> texture_image;
|
|
Vector2 texture_image_size;
|
|
|
|
if (p_uvs.size() > 0 && p_texture.is_valid()) {
|
|
texture_image = p_texture->get_data();
|
|
}
|
|
|
|
bool use_uvs = texture_image.is_valid();
|
|
|
|
if (use_uvs) {
|
|
texture_image_size = texture_image->get_size();
|
|
}
|
|
|
|
_rendered_image->lock();
|
|
|
|
if (use_uvs) {
|
|
texture_image->lock();
|
|
}
|
|
|
|
Vector2i cpoints[3];
|
|
Vector2 cuvs[3];
|
|
Color ccolors[3];
|
|
|
|
if (p_colors.size() == 1) {
|
|
for (int j = 0; j < 3; ++j) {
|
|
ccolors[j] = p_colors[0];
|
|
}
|
|
}
|
|
|
|
//Note: Don't worry about the Node's Transform here, that will get applied automatically in the caller
|
|
|
|
for (int index = 0; index < p_indices.size(); index += 3) {
|
|
// Rasterize triangle
|
|
// Based on https://www.youtube.com/watch?v=PahbNFypubE
|
|
|
|
for (int i = 0; i < 3; ++i) {
|
|
int cind = p_indices[index + i];
|
|
|
|
ERR_FAIL_INDEX(cind, p_points.size());
|
|
|
|
cpoints[i] = p_points[cind].round();
|
|
|
|
if (p_colors.size() > 1) {
|
|
ccolors[i] = p_colors[cind];
|
|
}
|
|
|
|
if (use_uvs) {
|
|
cuvs[i] = p_uvs[cind];
|
|
}
|
|
}
|
|
|
|
//Sort them
|
|
|
|
if (cpoints[1].y < cpoints[0].y || (cpoints[1].y == cpoints[0].y && cpoints[1].x < cpoints[0].x)) {
|
|
SWAP(cpoints[0], cpoints[1]);
|
|
SWAP(ccolors[0], ccolors[1]);
|
|
SWAP(cuvs[0], cuvs[1]);
|
|
}
|
|
|
|
if (cpoints[2].y < cpoints[0].y || (cpoints[2].y == cpoints[0].y && cpoints[2].x < cpoints[0].x)) {
|
|
SWAP(cpoints[0], cpoints[2]);
|
|
SWAP(ccolors[0], ccolors[2]);
|
|
SWAP(cuvs[0], cuvs[2]);
|
|
}
|
|
|
|
if (cpoints[2].y < cpoints[1].y || (cpoints[2].y == cpoints[1].y && cpoints[2].x < cpoints[1].x)) {
|
|
SWAP(cpoints[1], cpoints[2]);
|
|
SWAP(ccolors[1], ccolors[2]);
|
|
SWAP(cuvs[1], cuvs[2]);
|
|
}
|
|
|
|
if (cpoints[0].y == cpoints[2].y) {
|
|
continue;
|
|
}
|
|
|
|
bool shortside = (cpoints[1].y - cpoints[0].y) * (cpoints[2].x - cpoints[0].x) < (cpoints[1].x - cpoints[0].x) * (cpoints[2].y - cpoints[0].y);
|
|
|
|
Slope sides[2];
|
|
|
|
sides[!shortside].setup_position(cpoints[0], cpoints[2], cpoints[2].y - cpoints[0].y);
|
|
sides[!shortside].setup_color(ccolors[0], ccolors[2], cpoints[2].y - cpoints[0].y);
|
|
|
|
if (use_uvs) {
|
|
sides[!shortside].setup_uv(cuvs[0], cuvs[2], cpoints[2].y - cpoints[0].y);
|
|
}
|
|
|
|
if (cpoints[0].y < cpoints[1].y) {
|
|
sides[shortside].setup_position(cpoints[0], cpoints[1], cpoints[1].y - cpoints[0].y);
|
|
sides[shortside].setup_color(ccolors[0], ccolors[1], cpoints[1].y - cpoints[0].y);
|
|
|
|
if (use_uvs) {
|
|
sides[shortside].setup_uv(cuvs[0], cuvs[1], cpoints[1].y - cpoints[0].y);
|
|
}
|
|
|
|
int starty = MAX(0, cpoints[0].y);
|
|
int endy = MIN(cpoints[1].y, _size.y);
|
|
|
|
for (int y = starty; y < endy; ++y) {
|
|
Slope s;
|
|
s.setup_color(sides[0].color_current, sides[1].color_current, sides[1].position_current.x - sides[0].position_current.x);
|
|
if (use_uvs) {
|
|
s.setup_uv(sides[0].uv_current, sides[1].uv_current, sides[1].position_current.x - sides[0].position_current.x);
|
|
}
|
|
|
|
int startx = MAX(0, sides[0].position_current.x);
|
|
int endx = MIN(sides[1].position_current.x, _size.x);
|
|
|
|
for (int x = startx; x < endx; ++x) {
|
|
Color color = s.color_current;
|
|
|
|
if (use_uvs) {
|
|
Vector2 uv = s.uv_current;
|
|
|
|
uv.x = CLAMP(uv.x, 0, 1);
|
|
uv.y = CLAMP(uv.y, 0, 1);
|
|
|
|
Vector2 imgcoord = uv * texture_image_size;
|
|
|
|
imgcoord.x = CLAMP(imgcoord.x, 0, texture_image_size.x - 1);
|
|
imgcoord.y = CLAMP(imgcoord.y, 0, texture_image_size.y - 1);
|
|
|
|
Color img_color = texture_image->get_pixelv(imgcoord);
|
|
|
|
color *= img_color;
|
|
}
|
|
|
|
_rendered_image->set_pixelv(Vector2(x, y), color);
|
|
|
|
s.advance_color();
|
|
|
|
if (use_uvs) {
|
|
s.advance_uv();
|
|
}
|
|
}
|
|
|
|
sides[0].advance();
|
|
sides[1].advance();
|
|
|
|
if (use_uvs) {
|
|
sides[0].advance_uv();
|
|
sides[1].advance_uv();
|
|
}
|
|
}
|
|
}
|
|
|
|
if (cpoints[1].y < cpoints[2].y) {
|
|
sides[shortside].setup_position(cpoints[1], cpoints[2], cpoints[2].y - cpoints[1].y);
|
|
sides[shortside].setup_color(ccolors[1], ccolors[2], cpoints[2].y - cpoints[1].y);
|
|
|
|
if (use_uvs) {
|
|
sides[shortside].setup_uv(cuvs[1], cuvs[2], cpoints[2].y - cpoints[1].y);
|
|
}
|
|
|
|
int starty = MAX(0, cpoints[1].y);
|
|
int endy = MIN(cpoints[2].y, _size.y);
|
|
|
|
for (int y = starty; y < endy; ++y) {
|
|
Slope s;
|
|
s.setup_color(sides[0].color_current, sides[1].color_current, sides[1].position_current.x - sides[0].position_current.x);
|
|
if (use_uvs) {
|
|
s.setup_uv(sides[0].uv_current, sides[1].uv_current, sides[1].position_current.x - sides[0].position_current.x);
|
|
}
|
|
|
|
int startx = MAX(0, sides[0].position_current.x);
|
|
int endx = MIN(sides[1].position_current.x, _size.x);
|
|
|
|
for (int x = startx; x < endx; ++x) {
|
|
Color color = s.color_current;
|
|
|
|
if (use_uvs) {
|
|
Vector2 uv = s.uv_current;
|
|
|
|
uv.x = CLAMP(uv.x, 0, 1);
|
|
uv.y = CLAMP(uv.y, 0, 1);
|
|
|
|
Vector2 imgcoord = uv * texture_image_size;
|
|
|
|
imgcoord.x = CLAMP(imgcoord.x, 0, texture_image_size.x - 1);
|
|
imgcoord.y = CLAMP(imgcoord.y, 0, texture_image_size.y - 1);
|
|
|
|
Color img_color = texture_image->get_pixelv(imgcoord);
|
|
|
|
color *= img_color;
|
|
}
|
|
|
|
_rendered_image->set_pixelv(Vector2(x, y), color);
|
|
|
|
s.advance_color();
|
|
|
|
if (use_uvs) {
|
|
s.advance_uv();
|
|
}
|
|
}
|
|
|
|
sides[0].advance();
|
|
sides[1].advance();
|
|
|
|
if (use_uvs) {
|
|
sides[0].advance_uv();
|
|
sides[1].advance_uv();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (use_uvs) {
|
|
texture_image->unlock();
|
|
}
|
|
|
|
_rendered_image->unlock();
|
|
}
|
|
|
|
void PaintCurve2D::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("set_curve", "curve"), &PaintCurve2D::set_curve);
|
|
ClassDB::bind_method(D_METHOD("get_curve"), &PaintCurve2D::get_curve);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_enabled", "enabled"), &PaintCurve2D::fill_set_enabled);
|
|
ClassDB::bind_method(D_METHOD("fill_get_enabled"), &PaintCurve2D::fill_get_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_color", "color"), &PaintCurve2D::fill_set_color);
|
|
ClassDB::bind_method(D_METHOD("fill_get_color"), &PaintCurve2D::fill_get_color);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_texture", "texture"), &PaintCurve2D::fill_set_texture);
|
|
ClassDB::bind_method(D_METHOD("fill_get_texture"), &PaintCurve2D::fill_get_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_texture_offset", "texture_offset"), &PaintCurve2D::fill_set_texture_offset);
|
|
ClassDB::bind_method(D_METHOD("fill_get_texture_offset"), &PaintCurve2D::fill_get_texture_offset);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_texture_rotation", "texture_rotation"), &PaintCurve2D::fill_set_texture_rotation);
|
|
ClassDB::bind_method(D_METHOD("fill_get_texture_rotation"), &PaintCurve2D::fill_get_texture_rotation);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_texture_rotation_degrees", "texture_rotation"), &PaintCurve2D::fill_set_texture_rotation_degrees);
|
|
ClassDB::bind_method(D_METHOD("fill_get_texture_rotation_degrees"), &PaintCurve2D::fill_get_texture_rotation_degrees);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_texture_scale", "texture_scale"), &PaintCurve2D::fill_set_texture_scale);
|
|
ClassDB::bind_method(D_METHOD("fill_get_texture_scale"), &PaintCurve2D::fill_get_texture_scale);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_invert", "invert"), &PaintCurve2D::fill_set_invert);
|
|
ClassDB::bind_method(D_METHOD("fill_get_invert"), &PaintCurve2D::fill_get_invert);
|
|
|
|
ClassDB::bind_method(D_METHOD("fill_set_invert_border", "invert_border"), &PaintCurve2D::fill_set_invert_border);
|
|
ClassDB::bind_method(D_METHOD("fill_get_invert_border"), &PaintCurve2D::fill_get_invert_border);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_enabled", "enabled"), &PaintCurve2D::outline_set_enabled);
|
|
ClassDB::bind_method(D_METHOD("outline_get_enabled"), &PaintCurve2D::outline_get_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_width", "width"), &PaintCurve2D::outline_set_width);
|
|
ClassDB::bind_method(D_METHOD("outline_get_width"), &PaintCurve2D::outline_get_width);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_color", "color"), &PaintCurve2D::outline_set_color);
|
|
ClassDB::bind_method(D_METHOD("outline_get_color"), &PaintCurve2D::outline_get_color);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_texture", "texture"), &PaintCurve2D::outline_set_texture);
|
|
ClassDB::bind_method(D_METHOD("outline_get_texture"), &PaintCurve2D::outline_get_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_texture_offset", "texture_offset"), &PaintCurve2D::outline_set_texture_offset);
|
|
ClassDB::bind_method(D_METHOD("outline_get_texture_offset"), &PaintCurve2D::outline_get_texture_offset);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_texture_rotation", "texture_rotation"), &PaintCurve2D::outline_set_texture_rotation);
|
|
ClassDB::bind_method(D_METHOD("outline_get_texture_rotation"), &PaintCurve2D::outline_get_texture_rotation);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_texture_rotation_degrees", "texture_rotation"), &PaintCurve2D::outline_set_texture_rotation_degrees);
|
|
ClassDB::bind_method(D_METHOD("outline_get_texture_rotation_degrees"), &PaintCurve2D::outline_get_texture_rotation_degrees);
|
|
|
|
ClassDB::bind_method(D_METHOD("outline_set_texture_scale", "texture_scale"), &PaintCurve2D::outline_set_texture_scale);
|
|
ClassDB::bind_method(D_METHOD("outline_get_texture_scale"), &PaintCurve2D::outline_get_texture_scale);
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve2D"), "set_curve", "get_curve");
|
|
|
|
ADD_GROUP("Fill", "fill_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fill_enabled"), "fill_set_enabled", "fill_get_enabled");
|
|
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "fill_color"), "fill_set_color", "fill_get_color");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "fill_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "fill_set_texture", "fill_get_texture");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "fill_texture_offset"), "fill_set_texture_offset", "fill_get_texture_offset");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "fill_texture_scale", PROPERTY_HINT_LINK), "fill_set_texture_scale", "fill_get_texture_scale");
|
|
ADD_PROPERTY(PropertyInfo(Variant::REAL, "fill_texture_rotation_degrees", PROPERTY_HINT_RANGE, "-360,360,0.1,or_lesser,or_greater"), "fill_set_texture_rotation_degrees", "fill_get_texture_rotation_degrees");
|
|
ADD_PROPERTY(PropertyInfo(Variant::REAL, "fill_texture_rotation", PROPERTY_HINT_NONE, "", 0), "fill_set_texture_rotation", "fill_get_texture_rotation");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fill_invert_enable"), "fill_set_invert", "fill_get_invert");
|
|
ADD_PROPERTY(PropertyInfo(Variant::REAL, "fill_invert_border", PROPERTY_HINT_RANGE, "0.1,16384,0.1"), "fill_set_invert_border", "fill_get_invert_border");
|
|
|
|
ADD_GROUP("Outline", "outline_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "outline_enabled"), "outline_set_enabled", "outline_get_enabled");
|
|
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "outline_color"), "outline_set_color", "outline_get_color");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "outline_width"), "outline_set_width", "outline_get_width");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "outline_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "outline_set_texture", "outline_get_texture");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "outline_texture_offset"), "outline_set_texture_offset", "outline_get_texture_offset");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "outline_texture_scale", PROPERTY_HINT_LINK), "outline_set_texture_scale", "outline_get_texture_scale");
|
|
ADD_PROPERTY(PropertyInfo(Variant::REAL, "outline_texture_rotation_degrees", PROPERTY_HINT_RANGE, "-360,360,0.1,or_lesser,or_greater"), "outline_set_texture_rotation_degrees", "outline_get_texture_rotation_degrees");
|
|
ADD_PROPERTY(PropertyInfo(Variant::REAL, "outline_texture_rotation", PROPERTY_HINT_NONE, "", 0), "outline_set_texture_rotation", "outline_get_texture_rotation");
|
|
|
|
ClassDB::bind_method(D_METHOD("_curve_changed"), &PaintCurve2D::_curve_changed);
|
|
}
|
|
|
|
PaintCurve2D::PaintCurve2D() {
|
|
set_curve(Ref<Curve2D>(memnew(Curve2D))); //create one by default
|
|
//set_self_modulate(Color(0.5, 0.6, 1.0, 0.7));
|
|
|
|
_fill_enabled = true;
|
|
_fill_color = Color(1, 1, 1);
|
|
_fill_tex_scale = Vector2(1, 1);
|
|
_fill_tex_tile = false;
|
|
_fill_tex_rot = 0;
|
|
_fill_invert = false;
|
|
_fill_invert_border = 100;
|
|
|
|
_outline_enabled = false;
|
|
//_outline_color = Color(0.5, 0.6, 1.0, 0.7);
|
|
_outline_color = Color(1, 1, 1);
|
|
_outline_width = 2;
|
|
_outline_tex_scale = Vector2(1, 1);
|
|
_outline_tex_tile = false;
|
|
_outline_tex_rot = 0;
|
|
|
|
rect_cache_dirty = true;
|
|
}
|