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));
         }
     }
 }
Esempio n. 3
0
        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]);
            }
        }