453 lines
24 KiB
C++
453 lines
24 KiB
C++
#include "DrawingProgramSelection.hpp"
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#include "DrawingProgram.hpp"
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#include "../World.hpp"
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#include "../MainProgram.hpp"
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#include "../InputManager.hpp"
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#include <Helpers/Parallel.hpp>
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#include <Helpers/Logger.hpp>
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#ifdef USE_SKIA_BACKEND_GRAPHITE
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#include <include/gpu/graphite/Surface.h>
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#elif USE_SKIA_BACKEND_GANESH
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#include <include/gpu/ganesh/GrDirectContext.h>
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#include <include/gpu/ganesh/SkSurfaceGanesh.h>
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#endif
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#include <include/effects/SkImageFilters.h>
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#include <include/core/SkPathBuilder.h>
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#define ROTATION_POINT_RADIUS_MULTIPLIER 0.7f
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#define ROTATION_POINTS_DISTANCE 20.0f
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DrawingProgramSelection::DrawingProgramSelection(DrawingProgram& initDrawP):
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drawP(initDrawP)
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{}
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void DrawingProgramSelection::add_from_cam_coord_collider_to_selection(const SCollision::ColliderCollection<float>& cC, DrawingProgramLayerManager::LayerSelector layerSelector, bool frontObjectOnly) {
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std::vector<CanvasComponentContainer::ObjInfo*> selectedComponents;
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if(frontObjectOnly) {
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CanvasComponentContainer::ObjInfo* a = drawP.drawCache.get_front_object_colliding_with_in_editing_layer(cC);
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if(a) {
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selectedComponents.emplace_back(a);
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drawP.drawCache.erase_component(a);
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}
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}
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else {
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auto cCWorld = drawP.world.drawData.cam.c.collider_to_world<SCollision::ColliderCollection<WorldScalar>, SCollision::ColliderCollection<float>>(cC);
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drawP.drawCache.traverse_bvh_run_function(cCWorld.bounds, erase_select_objects_in_bvh_func(selectedComponents, cC, cCWorld, layerSelector));
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}
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add_to_selection(selectedComponents);
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}
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void DrawingProgramSelection::remove_from_cam_coord_collider_to_selection(const SCollision::ColliderCollection<float>& cC, DrawingProgramLayerManager::LayerSelector layerSelector, bool frontObjectOnly) {
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if(frontObjectOnly) {
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CanvasComponentContainer::ObjInfo* p = get_front_object_colliding_with_in_editing_layer(cC);
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if(p) {
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drawP.drawCache.add_component(p);
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std::erase(selectedSet, p);
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}
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}
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else {
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auto cCWorld = drawP.world.drawData.cam.c.collider_to_world<SCollision::ColliderCollection<WorldScalar>, SCollision::ColliderCollection<float>>(cC);
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std::erase_if(selectedSet, [&](auto& c) {
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if(drawP.layerMan.component_passes_layer_selector(c, layerSelector) && c->obj->collides_with(drawP.world.drawData.cam.c, cCWorld, cC)) {
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drawP.drawCache.add_component(c);
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return true;
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}
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return false;
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});
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}
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calculate_aabb();
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}
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std::function<bool(const std::shared_ptr<DrawingProgramCacheBVHNode>&)> DrawingProgramSelection::erase_select_objects_in_bvh_func(std::vector<CanvasComponentContainer::ObjInfo*>& selectedComponents, const SCollision::ColliderCollection<float>& cC, const SCollision::ColliderCollection<WorldScalar>& cCWorld, DrawingProgramLayerManager::LayerSelector layerSelector) {
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auto toRet = [&](const auto& bvhNode) {
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if(bvhNode && (bvhNode->coords.inverseScale << 9) < drawP.world.drawData.cam.c.inverseScale &&
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SCollision::collide(cC, drawP.world.drawData.cam.c.to_space(bvhNode->bounds.min)) &&
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SCollision::collide(cC, drawP.world.drawData.cam.c.to_space(bvhNode->bounds.max)) &&
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SCollision::collide(cC, drawP.world.drawData.cam.c.to_space(bvhNode->bounds.top_right())) &&
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SCollision::collide(cC, drawP.world.drawData.cam.c.to_space(bvhNode->bounds.bottom_left()))) {
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drawP.drawCache.invalidate_cache_at_aabb(bvhNode->bounds);
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drawP.drawCache.traverse_bvh_run_function_starting_at_node_no_collision_check(bvhNode, [&](const auto& bvhNodeChild) {
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drawP.drawCache.node_loop_erase_if_components(bvhNodeChild, [&](auto c) {
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if(drawP.layerMan.component_passes_layer_selector(c, drawP.controls.layerSelector)) {
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selectedComponents.emplace_back(c);
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return true;
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}
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return false;
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});
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return true;
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});
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return false;
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}
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drawP.drawCache.node_loop_erase_if_components(bvhNode, [&](auto c) {
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if(drawP.layerMan.component_passes_layer_selector(c, drawP.controls.layerSelector) && c->obj->collides_with(drawP.world.drawData.cam.c, cCWorld, cC)) {
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selectedComponents.emplace_back(c);
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drawP.drawCache.invalidate_cache_at_aabb(c->obj->get_world_bounds());
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return true;
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}
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return false;
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});
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return true;
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};
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return toRet;
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}
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void DrawingProgramSelection::add_to_selection(const std::vector<CanvasComponentContainer::ObjInfo*>& newSelection) {
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selectedSet.insert(selectedSet.end(), newSelection.begin(), newSelection.end());
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sort_selection();
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calculate_aabb();
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}
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void DrawingProgramSelection::set_to_selection(const std::vector<CanvasComponentContainer::ObjInfo*>& newSelection) {
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selectedSet = newSelection;
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sort_selection();
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calculate_aabb();
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}
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void DrawingProgramSelection::sort_selection() {
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std::vector<DrawingProgramLayerListItem*> flattenedLayerList = drawP.layerMan.get_flattened_layer_list();
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std::unordered_map<DrawingProgramLayerListItem*, size_t> flattenedLayerListOrder;
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for(size_t i = 0; i < flattenedLayerList.size(); i++)
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flattenedLayerListOrder[flattenedLayerList[i]] = flattenedLayerList.size() - 1 - i;
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std::sort(selectedSet.begin(), selectedSet.end(), [&](auto& a, auto& b) {
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return (flattenedLayerListOrder[a->obj->parentLayer] < flattenedLayerListOrder[b->obj->parentLayer]) || (a->obj->parentLayer == b->obj->parentLayer && a->pos < b->pos);
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});
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}
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void DrawingProgramSelection::calculate_aabb() {
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if(is_something_selected()) {
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initialSelectionAABB = (*selectedSet.begin())->obj->get_world_bounds();
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for(auto& c : selectedSet)
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initialSelectionAABB.include_aabb_in_bounds(c->obj->get_world_bounds());
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rotateData.centerPos = initialSelectionAABB.center();
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}
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}
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bool DrawingProgramSelection::is_something_selected() {
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return !selectedSet.empty();
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}
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bool DrawingProgramSelection::is_selected(CanvasComponentContainer::ObjInfo* objToCheck) {
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return std::find(selectedSet.begin(), selectedSet.end(), objToCheck) != selectedSet.end();
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}
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void DrawingProgramSelection::reset_all() {
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selectedSet.clear();
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reset_transform_data();
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}
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void DrawingProgramSelection::reset_transform_data() {
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selectionTransformCoords = CoordSpaceHelperTransform();
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transformOpHappening = TransformOperation::NONE;
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translateData = TranslationData();
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scaleData = ScaleData();
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rotateData = RotationData();
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}
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bool DrawingProgramSelection::mouse_collided_with_selection_aabb() {
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return SCollision::collide(camSpaceSelection, drawP.world.main.input.mouse.pos);
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}
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bool DrawingProgramSelection::mouse_collided_with_scale_point() {
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return SCollision::collide(SCollision::Circle(scaleData.handlePoint, drawP.drag_point_radius()), drawP.world.main.input.mouse.pos);
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}
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bool DrawingProgramSelection::mouse_collided_with_rotate_center_handle_point() {
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return SCollision::collide(SCollision::Circle(rotateData.centerHandlePoint, drawP.drag_point_radius()), drawP.world.main.input.mouse.pos);
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}
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bool DrawingProgramSelection::mouse_collided_with_rotate_handle_point() {
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return SCollision::collide(SCollision::Circle(rotateData.handlePoint, drawP.drag_point_radius() * ROTATION_POINT_RADIUS_MULTIPLIER), drawP.world.main.input.mouse.pos);
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}
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void DrawingProgramSelection::commit_transform_selection() {
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for(auto& comp : selectedSet) {
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comp->obj->coords = selectionTransformCoords.other_coord_space_from_this_space(comp->obj->coords);
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comp->obj->commit_transform_dont_invalidate_cache();
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}
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drawP.send_transforms_for(selectedSet);
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reset_transform_data();
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calculate_aabb();
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}
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void DrawingProgramSelection::update() {
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if(is_something_selected()) {
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selectionRectPoints[0] = selectionTransformCoords.from_space_world(initialSelectionAABB.min);
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selectionRectPoints[1] = selectionTransformCoords.from_space_world(initialSelectionAABB.bottom_left());
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selectionRectPoints[2] = selectionTransformCoords.from_space_world(initialSelectionAABB.max);
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selectionRectPoints[3] = selectionTransformCoords.from_space_world(initialSelectionAABB.top_right());
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scaleData.handlePoint = drawP.world.drawData.cam.c.to_space(initialSelectionAABB.max);
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rotateData.centerHandlePoint = drawP.world.drawData.cam.c.to_space(rotateData.centerPos);
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rotateData.handlePoint = get_rotation_point_pos_from_angle(rotateData.rotationAngle);
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rebuild_cam_space();
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if(drawP.is_actual_selection_tool(drawP.drawTool->get_type())) {
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switch(transformOpHappening) {
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case TransformOperation::NONE:
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if(drawP.controls.leftClick && !drawP.world.main.input.key(InputManager::KEY_GENERIC_LSHIFT).held && !drawP.world.main.input.key(InputManager::KEY_GENERIC_LALT).held) {
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if(mouse_collided_with_scale_point()) {
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scaleData.currentPos = scaleData.startPos = selectionTransformCoords.from_space_world(initialSelectionAABB.max);
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scaleData.centerPos = selectionTransformCoords.from_space_world(initialSelectionAABB.center());
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transformOpHappening = TransformOperation::SCALE;
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}
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else if(mouse_collided_with_rotate_center_handle_point())
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transformOpHappening = TransformOperation::ROTATE_RELOCATE_CENTER;
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else if(mouse_collided_with_rotate_handle_point()) {
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rotateData.rotationAngle = 0.0;
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transformOpHappening = TransformOperation::ROTATE;
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}
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else if(mouse_collided_with_selection_aabb()) {
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translateData.startPos = drawP.world.get_mouse_world_pos();
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transformOpHappening = TransformOperation::TRANSLATE;
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}
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}
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break;
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case TransformOperation::TRANSLATE:
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if(drawP.controls.leftClickHeld)
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selectionTransformCoords = CoordSpaceHelperTransform(drawP.world.get_mouse_world_pos() - translateData.startPos);
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else {
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commit_transform_selection();
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return;
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}
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break;
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case TransformOperation::SCALE:
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if(drawP.controls.leftClickHeld) {
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WorldVec centerToScaleStart = scaleData.startPos - scaleData.centerPos;
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Vector2f centerToScaleStartInCamSpace = drawP.world.drawData.cam.c.normalized_dir_to_space(centerToScaleStart.normalized());
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Vector2f scaleCenterPointInCamSpace = drawP.world.drawData.cam.c.to_space(scaleData.centerPos);
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scaleData.currentPos = drawP.world.drawData.cam.c.from_space(project_point_on_line(drawP.world.main.input.mouse.pos, scaleCenterPointInCamSpace, (scaleCenterPointInCamSpace + centerToScaleStartInCamSpace).eval()));
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WorldVec centerToScaleCurrent = scaleData.currentPos - scaleData.centerPos;
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WorldScalar centerToScaleStartNorm = centerToScaleStart.norm();
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WorldScalar centerToScaleCurrentNorm = centerToScaleCurrent.norm();
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bool isAnyNumberZero = centerToScaleCurrentNorm == WorldScalar(0) || centerToScaleStartNorm == WorldScalar(0);
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if(!isAnyNumberZero) {
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WorldMultiplier scaleAmount = WorldMultiplier(centerToScaleStartNorm) / WorldMultiplier(centerToScaleCurrentNorm);
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selectionTransformCoords = CoordSpaceHelperTransform(scaleData.centerPos, scaleAmount);
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}
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}
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else {
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commit_transform_selection();
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return;
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}
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break;
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case TransformOperation::ROTATE_RELOCATE_CENTER:
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if(drawP.controls.leftClickHeld)
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rotateData.centerPos = drawP.world.get_mouse_world_pos();
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else
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transformOpHappening = TransformOperation::NONE;
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break;
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case TransformOperation::ROTATE:
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if(drawP.controls.leftClickHeld) {
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Vector2f rotationPointDiff = drawP.world.main.input.mouse.pos - rotateData.centerHandlePoint;
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rotateData.rotationAngle = std::atan2(rotationPointDiff.y(), rotationPointDiff.x());
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selectionTransformCoords = CoordSpaceHelperTransform(rotateData.centerPos, rotateData.rotationAngle);
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}
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else {
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commit_transform_selection();
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return;
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}
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break;
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}
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}
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else if(transformOpHappening != TransformOperation::NONE) {
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commit_transform_selection();
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return;
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}
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if(drawP.world.main.input.key(InputManager::KEY_GENERIC_ESCAPE).pressed)
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deselect_all();
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else if(drawP.world.main.input.key(InputManager::KEY_DRAW_DELETE).pressed)
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delete_all();
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else if(drawP.world.main.input.key(InputManager::KEY_COPY).pressed && !is_being_transformed())
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selection_to_clipboard();
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else if(drawP.world.main.input.key(InputManager::KEY_CUT).pressed && !is_being_transformed()) {
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selection_to_clipboard();
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delete_all();
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}
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else if(drawP.world.main.input.key(InputManager::KEY_PASTE).pressed) {
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deselect_all();
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paste_clipboard(drawP.world.main.input.mouse.pos);
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}
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}
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else if(drawP.world.main.input.key(InputManager::KEY_PASTE).pressed && !drawP.prevent_undo_or_redo())
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paste_clipboard(drawP.world.main.input.mouse.pos);
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else if(drawP.world.main.input.key(InputManager::KEY_GENERIC_ESCAPE).pressed)
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drawP.switch_to_tool(DrawingProgramToolType::EDIT, true);
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}
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void DrawingProgramSelection::deselect_all() {
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if(is_something_selected()) {
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commit_transform_selection();
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for(auto& obj : selectedSet)
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drawP.drawCache.add_component(obj);
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reset_all();
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}
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}
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void DrawingProgramSelection::delete_all() {
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if(is_something_selected()) {
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auto selectedSetTemp = selectedSet;
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reset_all(); // Clear set before erasing, since calling erase_component_set will run a check to see if each object is selected and erase them one by one, which is slower
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drawP.layerMan.erase_component_container(selectedSetTemp);
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}
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}
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void DrawingProgramSelection::erase_component(CanvasComponentContainer::ObjInfo* objToCheck) {
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std::erase(selectedSet, objToCheck);
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if(selectedSet.empty())
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reset_all();
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}
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CanvasComponentContainer::ObjInfo* DrawingProgramSelection::get_front_object_colliding_with_in_editing_layer(const SCollision::ColliderCollection<float>& cC) {
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auto cCWorld = drawP.world.drawData.cam.c.collider_to_world<SCollision::ColliderCollection<WorldScalar>, SCollision::ColliderCollection<float>>(cC);
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CanvasComponentContainer::ObjInfo* p = nullptr;
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for(auto& c : selectedSet) {
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if(drawP.layerMan.component_passes_layer_selector(c, DrawingProgramLayerManager::LayerSelector::LAYER_BEING_EDITED) && (!p || c->pos >= p->pos) && c->obj->collides_with(drawP.world.drawData.cam.c, cCWorld, cC))
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p = c;
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}
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return p;
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}
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void DrawingProgramSelection::selection_to_clipboard() {
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auto& clipboard = drawP.world.main.clipboard;
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std::unordered_set<NetworkingObjects::NetObjID> resourceSet;
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for(auto& c : selectedSet)
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c->obj->get_comp().get_used_resources(resourceSet);
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clipboard.components.clear();
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for(auto& c : selectedSet)
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clipboard.components.emplace_back(c->obj->get_data_copy());
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clipboard.pos = initialSelectionAABB.center();
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clipboard.inverseScale = drawP.world.drawData.cam.c.inverseScale;
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clipboard.resources = drawP.world.rMan.copy_resource_set_to_map(resourceSet);
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}
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void DrawingProgramSelection::paste_clipboard(Vector2f pasteScreenPos) {
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if(drawP.layerMan.is_a_layer_being_edited()) {
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auto& clipboard = drawP.world.main.clipboard;
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if(!drawP.is_selection_allowing_tool(drawP.drawTool->get_type()))
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drawP.switch_to_tool(DrawingProgramToolType::EDIT);
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std::vector<std::pair<CanvasComponentContainer::ObjInfoIterator, CanvasComponentContainer*>> placedComponents;
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WorldVec mousePos = drawP.world.drawData.cam.c.from_space(pasteScreenPos);
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WorldVec moveVec = drawP.world.main.clipboard.pos - mousePos;
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WorldMultiplier scaleMultiplier = WorldMultiplier(drawP.world.main.clipboard.inverseScale) / WorldMultiplier(drawP.world.drawData.cam.c.inverseScale);
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WorldScalar scaleLimit(0.001);
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for(auto& c : drawP.world.main.clipboard.components) {
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if((c->coords.inverseScale / scaleMultiplier) < scaleLimit) {
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Logger::get().log("WORLDFATAL", "Some pasted objects will be too small! Scale up the canvas first (zoom in alot)");
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return;
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}
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}
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std::unordered_map<NetworkingObjects::NetObjID, NetworkingObjects::NetObjID> resourceRemapIDs;
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for(auto& r : clipboard.resources)
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resourceRemapIDs[r.first] = drawP.world.rMan.add_resource(r.second).get_net_id();
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for(auto& c : clipboard.components) {
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CanvasComponentContainer* newComponentContainer = new CanvasComponentContainer(drawP.world.netObjMan, *c);
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newComponentContainer->get_comp().remap_resource_ids(resourceRemapIDs);
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newComponentContainer->coords.translate(-moveVec);
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newComponentContainer->coords.scale_about(mousePos, scaleMultiplier);
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placedComponents.emplace_back(drawP.layerMan.get_edited_layer_end_iterator(), newComponentContainer);
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}
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auto newlyInsertedObjectIts = drawP.layerMan.add_many_components_to_layer_being_edited(placedComponents);
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std::vector<CanvasComponentContainer::ObjInfo*> compSetInserted;
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for(auto& it : newlyInsertedObjectIts) {
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drawP.drawCache.erase_component(&(*it));
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compSetInserted.emplace_back(&(*it));
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}
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set_to_selection(compSetInserted);
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//drawP.add_undo_place_components(compSetInserted);
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}
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}
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bool DrawingProgramSelection::is_being_transformed() {
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return transformOpHappening != TransformOperation::NONE;
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}
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std::unordered_set<CanvasComponentContainer::ObjInfo*> DrawingProgramSelection::get_selection_as_set() {
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return std::unordered_set<CanvasComponentContainer::ObjInfo*>(selectedSet.begin(), selectedSet.end());
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}
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void DrawingProgramSelection::rebuild_cam_space() {
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SCollision::ColliderCollection<WorldScalar> collideRectWorld;
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collideRectWorld.triangle.emplace_back(selectionRectPoints[0], selectionRectPoints[1], selectionRectPoints[2]);
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collideRectWorld.triangle.emplace_back(selectionRectPoints[0], selectionRectPoints[2], selectionRectPoints[3]);
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collideRectWorld.recalculate_bounds();
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camSpaceSelection = drawP.world.drawData.cam.c.world_collider_to_coords<SCollision::ColliderCollection<float>>(collideRectWorld);
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}
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Vector2f DrawingProgramSelection::get_rotation_point_pos_from_angle(double angle) {
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return Vector2f{rotateData.centerHandlePoint + ROTATION_POINTS_DISTANCE * drawP.world.main.toolbar.final_gui_scale() * Vector2f{std::cos(angle), std::sin(angle)}};
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}
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void DrawingProgramSelection::draw_components(SkCanvas* canvas, const DrawData& drawData) {
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if(is_something_selected()) {
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selectionRectPoints[0] = selectionTransformCoords.from_space_world(initialSelectionAABB.min);
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selectionRectPoints[1] = selectionTransformCoords.from_space_world(initialSelectionAABB.bottom_left());
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selectionRectPoints[2] = selectionTransformCoords.from_space_world(initialSelectionAABB.max);
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selectionRectPoints[3] = selectionTransformCoords.from_space_world(initialSelectionAABB.top_right());
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scaleData.handlePoint = drawP.world.drawData.cam.c.to_space(selectionTransformCoords.from_space_world(initialSelectionAABB.max));
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rotateData.centerHandlePoint = drawP.world.drawData.cam.c.to_space(selectionTransformCoords.from_space_world(rotateData.centerPos));
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rotateData.handlePoint = get_rotation_point_pos_from_angle(rotateData.rotationAngle);
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rebuild_cam_space();
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DrawData selectionDrawData = drawData;
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selectionDrawData.cam.c = selectionTransformCoords.other_coord_space_to_this_space(selectionDrawData.cam.c);
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selectionDrawData.cam.set_viewing_area(drawP.world.main.window.size.cast<float>());
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selectionDrawData.refresh_draw_optimizing_values();
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SkImageInfo imgInfo = canvas->imageInfo();
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sk_sp<SkSurface> surface;
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#ifdef USE_SKIA_BACKEND_GRAPHITE
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surface = SkSurfaces::RenderTarget(drawP.world.main.window.recorder(), imgInfo, skgpu::Mipmapped::kNo, drawP.world.main.window.defaultMSAASurfaceProps);
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#elif USE_SKIA_BACKEND_GANESH
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surface = SkSurfaces::RenderTarget(drawP.world.main.window.ctx.get(), skgpu::Budgeted::kNo, imgInfo, drawP.world.main.window.defaultMSAASampleCount, &drawP.world.main.window.defaultMSAASurfaceProps);
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#endif
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if(!surface)
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throw std::runtime_error("[DrawingProgramSelection::draw_components] Could not make temporary surface");
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|
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for(auto& c : selectedSet)
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c->obj->draw(canvas, selectionDrawData);
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|
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SkPaint glowBlurP;
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glowBlurP.setImageFilter(SkImageFilters::Blur(5, 5, nullptr));
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canvas->drawImage(surface->makeTemporaryImage(), 0, 0, SkSamplingOptions{SkFilterMode::kLinear}, &glowBlurP);
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canvas->drawImage(surface->makeTemporaryImage(), 0, 0, SkSamplingOptions{SkFilterMode::kLinear}, nullptr);
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}
|
|
}
|
|
|
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void DrawingProgramSelection::draw_gui(SkCanvas* canvas, const DrawData& drawData) {
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if(is_something_selected() && !camSpaceSelection.triangle.empty()) {
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SkPathBuilder selectionRectPath;
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selectionRectPath.moveTo(convert_vec2<SkPoint>(camSpaceSelection.triangle[0].p[0]));
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selectionRectPath.lineTo(convert_vec2<SkPoint>(camSpaceSelection.triangle[0].p[1]));
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selectionRectPath.lineTo(convert_vec2<SkPoint>(camSpaceSelection.triangle[0].p[2]));
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selectionRectPath.lineTo(convert_vec2<SkPoint>(camSpaceSelection.triangle[1].p[2]));
|
|
selectionRectPath.close();
|
|
SkPaint p{SkColor4f{0.3f, 0.6f, 0.9f, 0.4f}};
|
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canvas->drawPath(selectionRectPath.detach(), p);
|
|
|
|
if(drawP.is_actual_selection_tool(drawP.drawTool->get_type())) {
|
|
if(transformOpHappening == TransformOperation::NONE || transformOpHappening == TransformOperation::ROTATE || transformOpHappening == TransformOperation::ROTATE_RELOCATE_CENTER)
|
|
drawP.draw_drag_circle(canvas, rotateData.centerHandlePoint, {0.9f, 0.5f, 0.1f, 1.0f}, drawData);
|
|
if(transformOpHappening == TransformOperation::NONE || transformOpHappening == TransformOperation::ROTATE)
|
|
drawP.draw_drag_circle(canvas, rotateData.handlePoint, {0.9f, 0.5f, 0.1f, 1.0f}, drawData, ROTATION_POINT_RADIUS_MULTIPLIER);
|
|
if(transformOpHappening == TransformOperation::NONE || transformOpHappening == TransformOperation::SCALE)
|
|
drawP.draw_drag_circle(canvas, scaleData.handlePoint, {0.1f, 0.9f, 0.9f, 1.0f}, drawData);
|
|
}
|
|
}
|
|
}
|