void AffecterPtsTexture()
{
for (int i = 0; i < PtsTexture.GetLength(0); ++i)
{
for (int j = 0; j < PtsTexture.GetLength(1); ++j)
{
PtsTexture[i, j] = new Vector2(i / (float)NbColonnes, -j / (float)NbLignes);
}
}
}
void CréerTableauPointsTexture()
{
for (int j = 0; j < PtsTexture.GetLength(1); ++j)
{
for (int i = 0; i < PtsTexture.GetLength(0); ++i)
{
PtsTexture[i, j] = new Vector2((float)i / (PtsTexture.GetLength(0) - 1), (float)((PtsTexture.GetLength(1) - 1) - j) / (PtsTexture.GetLength(1) - 1));
}
}
}
private void CréerTableauPoints()
{
int indiceColor = -1;
for (int i = PtsSommets.GetLength(1) - 1; i >= 0; --i)
{
for (int j = 0; j < PtsSommets.GetLength(0); ++j)
{
PtsSommets[j, i] = new Vector3(Origine.X + j * Delta.X, DataTerrain[++indiceColor].B * Delta.Y, Origine.Z + i * Delta.Z);
DataTexture0[indiceColor].A = (byte)(MAX_COULEUR - DataTerrain[indiceColor].B);
DataTexture1[indiceColor].A = DataTerrain[indiceColor].B;
}
}
TextureTerrain[0].SetData(DataTexture0);
TextureTerrain[1].SetData(DataTexture1);
for (int i = 0; i < PtsTexture.GetLength(1); ++i)
{
for (int j = 0; j < PtsTexture.GetLength(0); ++j)
{
PtsTexture[j, i] = new Vector2((float)j / NbColonnes, 1 - (float)i / NbRangées);
}
}
}
protected override void InitialiserSommets()
{
int NoSommet = -1;
for (int j = 0; j < PtsSommets.GetLength(1) - 1; ++j)
{
for (int i = 0; i < NbColonnes; ++i)
{
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i, j], PtsTexture[i, j]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i, j + 1], PtsTexture[i, j + 1]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i + 1, j], PtsTexture[i + 1, j]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i + 1, j], PtsTexture[i + 1, j]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i, j + 1], PtsTexture[i, j + 1]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i + 1, j + 1], PtsTexture[i + 1, j + 1]);
}
}
Vector3 centreBas = new Vector3(Origine.X, PtsSommets[0, 0].Y, Origine.Z);
for (int i = 0; i < NbColonnes; ++i)
{
Sommets[++NoSommet] = new VertexPositionTexture(centreBas, PtsTexture[PtsTexture.GetLength(0) / 2, PtsTexture.GetLength(1) - 1]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i, 0], PtsTexture[i, PtsTexture.GetLength(1) - 2]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i + 1, 0], PtsTexture[i + 1, PtsTexture.GetLength(1) - 2]);
}
Vector3 centreHaut = new Vector3(Origine.X, PtsSommets[0, PtsSommets.GetLength(1) - 1].Y, Origine.Z);
for (int i = 0; i < NbColonnes; ++i)
{
Sommets[++NoSommet] = new VertexPositionTexture(centreHaut, PtsTexture[PtsTexture.GetLength(0) / 2, 0]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i + 1, PtsSommets.GetLength(1) - 1], PtsTexture[i + 1, 1]);
Sommets[++NoSommet] = new VertexPositionTexture(PtsSommets[i, PtsSommets.GetLength(1) - 1], PtsTexture[i, 1]);
}
}