paysages3d/src/definition/TerrainHeightMap.cpp

#include "TerrainHeightMap.h"

#include "TerrainDefinition.h"
#include "PaintedGridBrush.h"

TerrainHeightMap::TerrainHeightMap(TerrainDefinition *terrain) : PaintedGrid(terrain), terrain(terrain) {
}

void TerrainHeightMap::copy(DefinitionNode *_destination) const {
    TerrainHeightMap *destination = (TerrainHeightMap *)_destination;

    destination->terrain = terrain;

    PaintedGrid::copy(destination);
}

double TerrainHeightMap::getInitialValue(double x, double y) const {
    return terrain->getInterpolatedHeight(x, y, false, false);
}

void TerrainHeightMap::brushElevation(const PaintedGridBrush &brush, double x, double y, double value, bool commit) {
    PaintedGridBrushRaiseLower sbrush(brush);
    applyBrush(sbrush, x, y, value / terrain->height, commit);
}

void TerrainHeightMap::brushFlatten(const PaintedGridBrush &brush, double x, double y, double height, double force,
                                    bool commit) {
    PaintedGridBrushFlatten sbrush(brush, height);
    applyBrush(sbrush, x, y, force / terrain->height, commit);
}

void TerrainHeightMap::brushSmooth(const PaintedGridBrush &brush, double x, double y, double value, bool commit) {
    PaintedGridBrushSmooth sbrush(brush);
    applyBrush(sbrush, x, y, value / terrain->height, commit);
}

void TerrainHeightMap::brushAddNoise(const PaintedGridBrush &brush, double x, double y, NoiseGenerator *generator,
                                     double value, bool commit) {
    PaintedGridBrushAddNoise sbrush(brush, generator);
    applyBrush(sbrush, x, y, value / terrain->height, commit);
}

void TerrainHeightMap::brushReset(const PaintedGridBrush &brush, double x, double y, double value, bool commit) {
    PaintedGridBrushReset sbrush(brush);
    applyBrush(sbrush, x, y, value / terrain->height, commit);
}

void TerrainHeightMap::clearPainting() {
    PaintedGrid::clearPainting();

    terrain->validate();
}

void TerrainHeightMap::endBrushStroke() {
    PaintedGrid::endBrushStroke();

    terrain->validate();
}