public void OnSetGraphicFilter(GraphicFilterData filter)
{
engine.grid.GenerateGraphics(ecl, filter);
}
//
// Формирует два буфера активных ячеек EBO с учетом примененного фильтра
// Цвета и координаты вершин назначаются void GenerateVertexAndColors
public void GenerateGraphics(EclipseProject ecl, GraphicFilterData filter)
{
//
System.Diagnostics.Debug.WriteLine("Grid3D.cs / void GenerateGraphics");
int ActiveCellCount = ecl.INIT.NACTIV;
int index = 0;
int count = 0;
int qcount = 0;
long cell_index = 0;
bool skip_right_face = false;
bool skip_front_face = false;
bool skip_bottom_face = false;
bool skip_left_face = false;
bool skip_top_face = false;
bool skip_back_face = false;
// Применить индексные фильтры
List <int> XSet = new List <int>();
List <int> YSet = new List <int>();
List <int> ZSet = new List <int>();
for (int X = 0; X < ecl.INIT.NX; ++X)
{
XSet.Add(X);
}
for (int Y = 0; Y < ecl.INIT.NY; ++Y)
{
YSet.Add(Y);
}
for (int Z = 0; Z < ecl.INIT.NZ; ++Z)
{
ZSet.Add(Z);
}
if (filter.UseIndexFilter)
{
if (filter.IndexX != -1)
{
XSet = new List <int>()
{
filter.IndexX
};
}
;
if (filter.IndexY != -1)
{
YSet = new List <int>()
{
filter.IndexY
};
}
;
if (filter.IndexZ != -1)
{
ZSet = new List <int>()
{
filter.IndexZ
};
}
;
}
int[] Indices = new int[ActiveCellCount * 3 * 16];
int[] Quades = new int[ActiveCellCount * 4 * 8];
for (int zindex = 0; zindex < ZSet.Count; ++zindex)
{
for (int yindex = 0; yindex < YSet.Count; ++yindex)
{
for (int xindex = 0; xindex < XSet.Count; ++xindex)
{
cell_index = ecl.INIT.GetActive(XSet[xindex], YSet[yindex], ZSet[zindex]);
if (cell_index > 0)
{
var CELL = Cells[cell_index - 1];
index = 8 * ((int)cell_index - 1);
// Проверка соседей по X справа
skip_right_face = false;
skip_left_face = false;
skip_front_face = false;
skip_back_face = false;
skip_bottom_face = false;
skip_top_face = false;
if (filter == null)
{
// Проверка соседей по X справа
if (xindex < XSet.Count - 1) // Только не для последнего элемента
{
cell_index = ecl.INIT.GetActive(XSet[xindex + 1], YSet[yindex], ZSet[zindex]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_right_face =
((CELL.TNE == NCELL.TNW) &&
(CELL.TSE == NCELL.TSW) &&
(CELL.BNE == NCELL.BNW) &&
(CELL.BSE == NCELL.BSW));
}
}
// Проверка соседей по X слева
if (xindex > 0)
{
cell_index = ecl.INIT.GetActive(XSet[xindex - 1], YSet[yindex], ZSet[zindex]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_left_face =
((CELL.TNW == NCELL.TNE) &&
(CELL.TSW == NCELL.TSE) &&
(CELL.BNW == NCELL.BNE) &&
(CELL.BSW == NCELL.BSE));
}
}
// Проверка соседей по Y справа
if (yindex < YSet.Count - 1)
{
cell_index = ecl.INIT.GetActive(XSet[xindex], YSet[yindex + 1], ZSet[zindex]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_front_face =
((CELL.TSW == NCELL.TNW) &&
(CELL.TSE == NCELL.TNE) &&
(CELL.BSW == NCELL.BNW) &&
(CELL.BSE == NCELL.BNE));
}
}
// Проверка соседей по Y слева
if (yindex > 0)
{
cell_index = ecl.INIT.GetActive(XSet[xindex], YSet[yindex - 1], ZSet[zindex]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_back_face =
((CELL.TNW == NCELL.TSW) &&
(CELL.TNE == NCELL.TSE) &&
(CELL.BNW == NCELL.BSW) &&
(CELL.BNE == NCELL.BSE));
}
}
// Проверка соседей по Z снизу
if (zindex < ZSet.Count - 1)
{
cell_index = ecl.INIT.GetActive(XSet[xindex], YSet[yindex], ZSet[zindex + 1]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_bottom_face =
((CELL.BNW == NCELL.TNW) &&
(CELL.BNE == NCELL.TNE) &&
(CELL.BSW == NCELL.TSW) &&
(CELL.BSE == NCELL.TSE));
}
}
// Проверка соседей по Z сверху
if (zindex > 0)
{
cell_index = ecl.INIT.GetActive(XSet[xindex], YSet[yindex], ZSet[zindex - 1]);
if (cell_index > 0)
{
var NCELL = Cells[cell_index - 1];
skip_top_face =
((CELL.TNW == NCELL.BNW) &&
(CELL.TNE == NCELL.BNE) &&
(CELL.TSW == NCELL.BSW) &&
(CELL.TSE == NCELL.BSE));
}
}
}
// Схема наименования вершин
//
// TSE---- TSW
// TNE---- TNW (передняя грань)
//
// BNE---- BNW (передняя грань)
//
// Порядок хранения вершин в буфере
//
// TNW(0) .. TSW(1) .. TSE(2) .. TNE(3)
// BNW(4) .. BSW(5) .. BSE(6) .. BNE(7)
if (skip_top_face == false) // Top face
{
Indices[count++] = index + 2; // TSE - TNE - TSW
Indices[count++] = index + 3;
Indices[count++] = index + 1;
Indices[count++] = index + 1; // TSW - TNE - TNW
Indices[count++] = index + 3;
Indices[count++] = index + 0;
Quades[qcount++] = index + 0; // TNW - TSW - TSE - TNE
Quades[qcount++] = index + 1;
Quades[qcount++] = index + 2;
Quades[qcount++] = index + 3;
}
if (skip_back_face == false) // Front face
{
Indices[count++] = index + 3; // TNE - BNE - TNW
Indices[count++] = index + 7;
Indices[count++] = index + 0;
Indices[count++] = index + 0; // TNW - BNE - BNW
Indices[count++] = index + 7;
Indices[count++] = index + 4;
Quades[qcount++] = index + 3; // TNE - BNE - BNW - TNW
Quades[qcount++] = index + 7;
Quades[qcount++] = index + 4;
Quades[qcount++] = index + 0;
}
if (skip_right_face == false) // Right face
{
Indices[count++] = index + 2; // TSE - BSE - TNE
Indices[count++] = index + 6;
Indices[count++] = index + 3;
Indices[count++] = index + 3; // TNE - BSE - BNE
Indices[count++] = index + 6;
Indices[count++] = index + 7;
Quades[qcount++] = index + 2; // TSE - BSE - BNE - TNE
Quades[qcount++] = index + 6;
Quades[qcount++] = index + 7;
Quades[qcount++] = index + 3;
}
if (skip_left_face == false) // Left face
{
Indices[count++] = index + 0; // TNW - BNW - TSW
Indices[count++] = index + 4;
Indices[count++] = index + 1;
Indices[count++] = index + 1; // TSW - BNW - BSW
Indices[count++] = index + 4;
Indices[count++] = index + 5;
Quades[qcount++] = index + 0; // TNW - BNW - BSW - TSW
Quades[qcount++] = index + 4;
Quades[qcount++] = index + 5;
Quades[qcount++] = index + 1;
}
if (skip_front_face == false) // Back face
{
Indices[count++] = index + 2; // TSE - TSW - BSE
Indices[count++] = index + 1;
Indices[count++] = index + 6;
Indices[count++] = index + 6; // BSE - TSW - BSW
Indices[count++] = index + 1;
Indices[count++] = index + 5;
Quades[qcount++] = index + 2; // TSE - TSW - BSW - BSE
Quades[qcount++] = index + 1;
Quades[qcount++] = index + 5;
Quades[qcount++] = index + 6;
}
if (skip_bottom_face == false) // Bottom face
{
Indices[count++] = index + 7; // BNE - BSW - BSE
Indices[count++] = index + 6;
Indices[count++] = index + 5;
Indices[count++] = index + 5; // BSW - BNW - BNE
Indices[count++] = index + 4;
Indices[count++] = index + 7;
Quades[qcount++] = index + 4; // BNW - BNE - BSE - BSW
Quades[qcount++] = index + 7;
Quades[qcount++] = index + 6;
Quades[qcount++] = index + 5;
}
index += 8;
}
}
}
}
ElementCount = count;
QuadCount = qcount;
GL.BindBuffer(BufferTarget.ElementArrayBuffer, EBO);
GL.BufferData(BufferTarget.ElementArrayBuffer, IntPtr.Zero, IntPtr.Zero, BufferUsageHint.StaticDraw);
GL.BufferData(
BufferTarget.ElementArrayBuffer,
(IntPtr)(ElementCount * sizeof(int)),
Indices,
BufferUsageHint.StaticDraw);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, EBOQuads);
GL.BufferData(BufferTarget.ElementArrayBuffer, IntPtr.Zero, IntPtr.Zero, BufferUsageHint.StaticDraw);
GL.BufferData(
BufferTarget.ElementArrayBuffer,
(IntPtr)(qcount * sizeof(int)), // 16 треугольников
Quades,
BufferUsageHint.StaticDraw);
System.Diagnostics.Debug.WriteLine(GL.GetError().ToString());
}