| DefineClass.XRampBrush = { |
| __parents = { "XEditorBrushTool" }, |
| properties = { |
| editor = "number", slider = true, persisted_setting = true, auto_select_all = true, |
| { id = "Falloff", default = 100, scale = "%", min = 0, max = 250 }, |
| }, |
| |
| ToolSection = "Height", |
| ToolTitle = "Ramp", |
| Description = { |
| "Creates an inclined plane between two points.", |
| "(<style GedHighlight>hold Shift</style> to align to world directions)", |
| }, |
| ActionSortKey = "14", |
| ActionIcon = "CommonAssets/UI/Editor/Tools/slope.tga", |
| ActionShortcut = "/", |
| |
| old_bbox = false, |
| ramp_grid = false, |
| mask_grid = false, |
| } |
|
|
| function XRampBrush:Init() |
| local w, h = terrain.HeightMapSize() |
| self.ramp_grid = NewComputeGrid(w, h, "F") |
| self.mask_grid = NewComputeGrid(w, h, "F") |
| end |
|
|
| function XRampBrush:Done() |
| editor.ClearOriginalHeightGrid() |
| self.ramp_grid:free() |
| self.mask_grid:free() |
| end |
|
|
| function XRampBrush:StartDraw(pt) |
| XEditorUndo:BeginOp{ height = true, name = "Changed height" } |
| editor.StoreOriginalHeightGrid(true) |
| end |
|
|
| function XRampBrush:Draw(pt1, pt2) |
| pt1 = self.first_pos |
| if pt1 == pt2 then return end |
| self.mask_grid:clear() |
| self.ramp_grid:clear() |
| |
| local h1 = editor.GetOriginalHeight(pt1) / const.TerrainHeightScale |
| local h2 = editor.GetOriginalHeight(pt2) / const.TerrainHeightScale |
| local inner_radius, outer_radius = self:GetCursorRadius() |
| local bbox = editor.DrawMaskSegment(self.mask_grid, pt1, pt2, inner_radius, outer_radius, "max") |
| editor.DrawMaskSegment(self.ramp_grid, pt1, pt2, outer_radius, outer_radius, "set", h1, h2) |
| |
| local extended_box = AddRects(self.old_bbox or bbox, bbox) |
| editor.SetHeightWithMask(self.ramp_grid, self.mask_grid, extended_box) |
| Msg("EditorHeightChanged", false, extended_box) |
| self.old_bbox = bbox |
| end |
|
|
| function XRampBrush:EndDraw(pt1, pt2) |
| local _, outer_radius = self:GetCursorRadius() |
| local bbox = editor.GetSegmentBoundingBox(pt1, pt2, outer_radius, self:IsCursorSquare()) |
| local extended_box = AddRects(self.old_bbox or bbox, bbox) |
| self.old_bbox = nil |
| Msg("EditorHeightChanged", true, extended_box) |
| XEditorUndo:EndOp(nil, extended_box) |
| end |
|
|
| function XRampBrush:GetCursorRadius() |
| local inner_size = self:GetSize() * 100 / (100 + 2 * self:GetFalloff()) |
| return inner_size / 2, self:GetSize() / 2 |
| end |
|
|
