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Split complex if-logic into multiple reasonably named functions

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This commit is contained in:
Nelsson Huotari 2019-10-03 23:22:19 +03:00
parent 0ce971c1bb
commit 45b0f034c3
2 changed files with 77 additions and 18 deletions
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83
apps/opencs/view/render/terrainstorage.cpp
View File

@ -78,27 +78,74 @@ namespace CSVRender
throw std::runtime_error("getBounds not implemented");
}
int TerrainStorage::getThisHeight(int col, int row, const ESM::Land::LandData *heightData) const
{
return heightData->mHeights[col*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row)];
}
int TerrainStorage::getLeftHeight(int col, int row, const ESM::Land::LandData *heightData) const
{
return heightData->mHeights[(col)*ESM::Land::LAND_SIZE + row - 1] +
mAlteredHeight[static_cast<unsigned int>((col)*ESM::Land::LAND_SIZE + row - 1)];
}
int TerrainStorage::getRightHeight(int col, int row, const ESM::Land::LandData *heightData) const
{
return heightData->mHeights[col*ESM::Land::LAND_SIZE + row + 1] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row + 1)];
}
int TerrainStorage::getUpHeight(int col, int row, const ESM::Land::LandData *heightData) const
{
return heightData->mHeights[(col - 1)*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>((col - 1)*ESM::Land::LAND_SIZE + row)];
}
int TerrainStorage::getDownHeight(int col, int row, const ESM::Land::LandData *heightData) const
{
return heightData->mHeights[(col + 1)*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>((col + 1)*ESM::Land::LAND_SIZE + row)];
}
int TerrainStorage::getHeightDifferenceToLeft(int col, int row, const ESM::Land::LandData *heightData) const
{
return abs(getThisHeight(col, row, heightData) - getLeftHeight(col, row, heightData));
}
int TerrainStorage::getHeightDifferenceToRight(int col, int row, const ESM::Land::LandData *heightData) const
{
return abs(getThisHeight(col, row, heightData) - getRightHeight(col, row, heightData));
}
int TerrainStorage::getHeightDifferenceToUp(int col, int row, const ESM::Land::LandData *heightData) const
{
return abs(getThisHeight(col, row, heightData) - getUpHeight(col, row, heightData));
}
int TerrainStorage::getHeightDifferenceToDown(int col, int row, const ESM::Land::LandData *heightData) const
{
return abs(getThisHeight(col, row, heightData) - getDownHeight(col, row, heightData));
}
bool TerrainStorage::LeftOrUpIsOverTheLimit(int col, int row, int heightWarningLimit, const ESM::Land::LandData *heightData) const
{
return getHeightDifferenceToLeft(col, row, heightData) >= heightWarningLimit ||
getHeightDifferenceToUp(col, row, heightData) >= heightWarningLimit;
}
bool TerrainStorage::RightOrDownIsOverTheLimit(int col, int row, int heightWarningLimit, const ESM::Land::LandData *heightData) const
{
return getHeightDifferenceToRight(col, row, heightData) >= heightWarningLimit ||
getHeightDifferenceToDown(col, row, heightData) >= heightWarningLimit;
}
void TerrainStorage::adjustColor(int col, int row, const ESM::Land::LandData *heightData, osg::Vec4ub& color) const
{
// Highlight broken height changes
if ( ((col > 0 && row > 0) &&
((abs(heightData->mHeights[col*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row)] -
(heightData->mHeights[(col)*ESM::Land::LAND_SIZE + row - 1] +
mAlteredHeight[static_cast<unsigned int>((col)*ESM::Land::LAND_SIZE + row - 1)])) >= 1024 ) ||
abs(heightData->mHeights[col*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row)] -
(heightData->mHeights[(col - 1)*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>((col - 1)*ESM::Land::LAND_SIZE + row)])) >= 1024 )) ||
((col < ESM::Land::LAND_SIZE - 1 && row < ESM::Land::LAND_SIZE - 1) &&
((abs(heightData->mHeights[col*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row)] -
(heightData->mHeights[(col)*ESM::Land::LAND_SIZE + row + 1] +
mAlteredHeight[static_cast<unsigned int>((col)*ESM::Land::LAND_SIZE + row + 1)])) >= 1024 ) ||
abs(heightData->mHeights[col*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>(col*ESM::Land::LAND_SIZE + row)] -
(heightData->mHeights[(col + 1)*ESM::Land::LAND_SIZE + row] +
mAlteredHeight[static_cast<unsigned int>((col + 1)*ESM::Land::LAND_SIZE + row)])) >= 1024 )))
int heightWarningLimit = 1024;
if (((col > 0 && row > 0) && LeftOrUpIsOverTheLimit(col, row, heightWarningLimit, heightData)) ||
((col < ESM::Land::LAND_SIZE - 1 && row < ESM::Land::LAND_SIZE - 1) && RightOrDownIsOverTheLimit(col, row, heightWarningLimit, heightData)))
{
color.r() = 255;
color.g() = 0;

12
apps/opencs/view/render/terrainstorage.hpp
View File

@ -30,6 +30,18 @@ namespace CSVRender
virtual void getBounds(float& minX, float& maxX, float& minY, float& maxY) override;
int getThisHeight(int col, int row, const ESM::Land::LandData *heightData) const;
int getLeftHeight(int col, int row, const ESM::Land::LandData *heightData) const;
int getRightHeight(int col, int row, const ESM::Land::LandData *heightData) const;
int getUpHeight(int col, int row, const ESM::Land::LandData *heightData) const;
int getDownHeight(int col, int row, const ESM::Land::LandData *heightData) const;
int getHeightDifferenceToLeft(int col, int row, const ESM::Land::LandData *heightData) const;
int getHeightDifferenceToRight(int col, int row, const ESM::Land::LandData *heightData) const;
int getHeightDifferenceToUp(int col, int row, const ESM::Land::LandData *heightData) const;
int getHeightDifferenceToDown(int col, int row, const ESM::Land::LandData *heightData) const;
bool LeftOrUpIsOverTheLimit(int col, int row, int heightWarningLimit, const ESM::Land::LandData *heightData) const;
bool RightOrDownIsOverTheLimit(int col, int row, int heightWarningLimit, const ESM::Land::LandData *heightData) const;
void adjustColor(int col, int row, const ESM::Land::LandData *heightData, osg::Vec4ub& color) const override;
float getAlteredHeight(int col, int row) const override;
};