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Merge pull request #2586 from unelsson/allowselectionalledges

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Allow selecting cell edges everywhere
This commit is contained in:
Alexei Dobrohotov 2019-11-14 17:25:48 +03:00 committed by GitHub
commit b5992b380e
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 29 additions and 5 deletions
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31
apps/opencs/view/render/terrainshapemode.cpp
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@ -1038,6 +1038,28 @@ bool CSVRender::TerrainShapeMode::isInCellSelection(int globalSelectionX, int gl
return false;
}
void CSVRender::TerrainShapeMode::handleSelection(int globalSelectionX, int globalSelectionY, std::vector<std::pair<int, int>>* selections)
{
if (isInCellSelection(globalSelectionX, globalSelectionY)) selections->emplace_back(globalSelectionX, globalSelectionY);
else
{
int moduloX = globalSelectionX % (ESM::Land::LAND_SIZE - 1);
int moduloY = globalSelectionY % (ESM::Land::LAND_SIZE - 1);
bool xIsAtCellBorder = moduloX == 0;
bool yIsAtCellBorder = moduloY == 0;
if (!xIsAtCellBorder && !yIsAtCellBorder)
return;
int selectionX = globalSelectionX;
int selectionY = globalSelectionY;
if (xIsAtCellBorder)
selectionX--;
if (yIsAtCellBorder)
selectionY--;
if (isInCellSelection(selectionX, selectionY))
selections->emplace_back(globalSelectionX, globalSelectionY);
}
}
void CSVRender::TerrainShapeMode::selectTerrainShapes(const std::pair<int, int>& vertexCoords, unsigned char selectMode, bool dragOperation)
{
int r = mBrushSize / 2;
@ -1045,7 +1067,7 @@ void CSVRender::TerrainShapeMode::selectTerrainShapes(const std::pair<int, int>&
if (mBrushShape == CSVWidget::BrushShape_Point)
{
if (isInCellSelection(vertexCoords.first, vertexCoords.second)) selections.emplace_back(vertexCoords.first, vertexCoords.second);
handleSelection(vertexCoords.first, vertexCoords.second, &selections);
}
if (mBrushShape == CSVWidget::BrushShape_Square)
@ -1054,7 +1076,7 @@ void CSVRender::TerrainShapeMode::selectTerrainShapes(const std::pair<int, int>&
{
for(int j = vertexCoords.second - r; j <= vertexCoords.second + r; ++j)
{
if (isInCellSelection(i, j)) selections.emplace_back(i, j);
handleSelection(i, j, &selections);
}
}
}
@ -1068,7 +1090,7 @@ void CSVRender::TerrainShapeMode::selectTerrainShapes(const std::pair<int, int>&
int distanceX = abs(i - vertexCoords.first);
int distanceY = abs(j - vertexCoords.second);
int distance = std::round(sqrt(pow(distanceX, 2)+pow(distanceY, 2)));
if (isInCellSelection(i, j) && distance <= r) selections.emplace_back(i, j);
if (distance <= r) handleSelection(i, j, &selections);
}
}
}
@ -1080,8 +1102,7 @@ void CSVRender::TerrainShapeMode::selectTerrainShapes(const std::pair<int, int>&
for(auto const& value: mCustomBrushShape)
{
std::pair<int, int> localVertexCoords (vertexCoords.first + value.first, vertexCoords.second + value.second);
std::string cellId (CSMWorld::CellCoordinates::vertexGlobalToCellId(localVertexCoords));
if (isInCellSelection(localVertexCoords.first, localVertexCoords.second)) selections.emplace_back(localVertexCoords);
handleSelection(localVertexCoords.first, localVertexCoords.second, &selections);
}
}
}

3
apps/opencs/view/render/terrainshapemode.hpp
View File

@ -134,6 +134,9 @@ namespace CSVRender
/// Check if global selection coordinate belongs to cell in view
bool isInCellSelection(int globalSelectionX, int globalSelectionY);
/// Select vertex at global selection coordinate
void handleSelection(int globalSelectionX, int globalSelectionY, std::vector<std::pair<int, int>>* selections);
/// Handle brush mechanics for terrain shape selection
void selectTerrainShapes (const std::pair<int, int>& vertexCoords, unsigned char selectMode, bool dragOperation);