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C-/C++-Quelltext

    float cube_pos_x = 200.0f;
    float cube_pos_y = 200.0f;
    float cube_x = 200.0f;
    float cube_y = 200.0f;
    float cube_rotation_center_x = cube_pos_x + cube_x / 2;
    float cube_rotation_center_y = cube_pos_y + cube_y / 2;
    float cube_rotation = 30.0f;

    D3DXVECTOR2 cube_vertices[4] = {
        D3DXVECTOR2(cube_pos_x, cube_pos_y),                    // LeftTop
        D3DXVECTOR2(cube_pos_x + cube_x, cube_pos_y),           // RightTop
        D3DXVECTOR2(cube_pos_x + cube_x, cube_pos_y + cube_y),  // RightBottom
        D3DXVECTOR2(cube_pos_x, cube_pos_y + cube_y)            // LeftBottom
    };

    D3DXMATRIX matrix;
    D3DXMatrixTransformation2D(
        &matrix,
        0,
        0,
        0,
        &D3DXVECTOR2(cube_rotation_center_x, cube_rotation_center_y),
        cube_rotation,
        0);

    for(int i = 0; i < 3; i++)
    {
        D3DXVECTOR4 tmp;
        D3DXVec2Transform(&tmp, &cube_vertices[i], &matrix);
        cube_vertices[i].x = tmp.x;
        cube_vertices[i].y = tmp.y;
    }