forked from 0ad/0ad
66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
#include "precompiled.h"
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#include "MessageHandler.h"
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#include "../CommandProc.h"
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#include "graphics/Terrain.h"
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#include "ps/Game.h"
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namespace AtlasMessage {
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BEGIN_COMMAND(AlterElevation)
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// TODO: much more efficient version of this, and without the memory leaks
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u16* OldTerrain;
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u16* NewTerrain;
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void Construct()
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{
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OldTerrain = NewTerrain = NULL;
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}
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void Destruct()
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{
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delete OldTerrain;
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delete NewTerrain;
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}
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void Do() {
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CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
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int verts = terrain->GetVerticesPerSide()*terrain->GetVerticesPerSide();
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OldTerrain = new u16[verts];
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memcpy(OldTerrain, terrain->GetHeightMap(), verts*sizeof(u16));
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int x = (int)d->pos.x;
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int z = (int)d->pos.z;
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terrain->RaiseVertex(x, z, (int)d->amount);
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terrain->MakeDirty(x, z, x, z);
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}
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void Undo() {
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CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
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if (! NewTerrain)
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{
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int verts = terrain->GetVerticesPerSide()*terrain->GetVerticesPerSide();
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NewTerrain = new u16[verts];
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memcpy(NewTerrain, terrain->GetHeightMap(), verts*sizeof(u16));
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}
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terrain->SetHeightMap(OldTerrain); // CTerrain duplicates the data
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}
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void Redo() {
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CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
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terrain->SetHeightMap(NewTerrain); // CTerrain duplicates the data
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}
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void MergeWithSelf(cAlterElevation* prev) {
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std::swap(prev->NewTerrain, NewTerrain);
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}
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END_COMMAND(AlterElevation);
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}
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