public static void AssembleVertexPN(List<Vec3F> pos, List<Vec3F> norm,
List<VertexPN> outVertList)
{
if (pos.Count != norm.Count)
throw new ArgumentException("pos count not equal norm count");
outVertList.Clear();
VertexPN vertex = new VertexPN();
for(int k = 0; k < pos.Count; k++)
{
vertex.Position = pos[k];
vertex.Normal = norm[k];
outVertList.Add(vertex);
}
}
public static void AssembleVertexPN(List <Vec3F> pos, List <Vec3F> norm,
List <VertexPN> outVertList)
{
if (pos.Count != norm.Count)
{
throw new ArgumentException("pos count not equal norm count");
}
outVertList.Clear();
VertexPN vertex = new VertexPN();
for (int k = 0; k < pos.Count; k++)
{
vertex.Position = pos[k];
vertex.Normal = norm[k];
outVertList.Add(vertex);
}
}
// create vertex buffer with given vertex format from user data.
public static ulong CreateVertexBuffer(VertexPN[] buffer)
{
if (buffer == null || buffer.Length < 2)
return 0;
ulong vbId = 0;
fixed (float* ptr = &buffer[0].Position.X)
{
vbId = NativeCreateVertexBuffer(VertexFormat.VF_PN, ptr, (uint)buffer.Length);
}
return vbId;
}
public static void Init()
{
if (s_inited) return;
List<Vector3> sphereVerts = new List<Vec3F>();
List<Vector3> sphereNormals = new List<Vec3F>();
List<uint> sphereIndices = new List<uint>();
GeometryHelper.CreateSphere(0.5f,FastSphereSlices,FastSphereStacks, sphereVerts
, sphereNormals, null, sphereIndices);
s_triLisVbId = GameEngine.CreateVertexBuffer(sphereVerts.ToArray());
s_triListIbid = GameEngine.CreateIndexBuffer(sphereIndices.ToArray());
s_sphereIndexCount = (uint) sphereIndices.Count;
s_sphereStartVertex = 0;
s_sphereStartVertex = 0;
List<Vec3F> conePos = new List<Vec3F>();
List<uint> coneIndices = new List<uint>();
List<Vec3F> coneNorms = new List<Vec3F>();
GeometryHelper.CreateCylinder(1.0f, 0.0f, 1.0f, 16, 1, conePos, coneNorms, coneIndices);
s_coneIndexCount = (uint)coneIndices.Count;
VertexPN[] conveVB = new VertexPN[conePos.Count];
for (int i = 0; i < conveVB.Length; i++)
{
conveVB[i].Position = conePos[i];
conveVB[i].Normal = coneNorms[i];
}
s_coneVertId = GameEngine.CreateVertexBuffer(conveVB);
s_coneIndexId = GameEngine.CreateIndexBuffer(coneIndices.ToArray());
List<Vector3> cubePos = new List<Vector3>();
List<Vector3> cubeNormals = new List<Vector3>();
List<Vector2> cubeTex = new List<Vector2>();
List<uint> cubeIndices = new List<uint>();
GeometryHelper.CreateUnitCube(cubePos,cubeNormals,cubeTex,cubeIndices);
VertexPN[] cubeVerts = new VertexPN[cubePos.Count];
for (int i = 0; i < cubeVerts.Length; i++)
{
cubeVerts[i].Position = cubePos[i];
cubeVerts[i].Normal = cubeNormals[i];
}
s_cubeVertId = GameEngine.CreateVertexBuffer(cubeVerts);
s_cubeIndexId = GameEngine.CreateIndexBuffer(cubeIndices.ToArray());
s_cubeIndexCount = (uint) cubeIndices.Count;
var linePos = new List<Vec3F>();
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(1, 0, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 1, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 0, 1));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(-1, 0, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, -1, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 0, -1));
s_axisStartVertex = 0;
s_axisVertexCount = (uint)linePos.Count;
// rect pos;
linePos.Add(new Vector3(1, 1, 0));
linePos.Add(new Vector3(-1, 1, 0));
linePos.Add(new Vector3(-1, 1, 0));
linePos.Add(new Vector3(-1, -1, 0));
linePos.Add(new Vector3(-1, -1, 0));
linePos.Add(new Vector3(1, -1, 0));
linePos.Add(new Vector3(1, -1, 0));
linePos.Add(new Vector3(1, 1, 0));
s_rectVertexCount = 8;
s_rectStartVertex = (uint)linePos.Count - s_rectVertexCount;
// unit square
linePos.Add(new Vector3(0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, -0.5f, 0));
linePos.Add(new Vector3(-0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, 0.5f, 0));
s_unitSquareVertexCount = 8;
s_unitSquareStartVertex = (uint) linePos.Count - s_unitSquareVertexCount;
s_linesVertId = GameEngine.CreateVertexBuffer(linePos.ToArray());
List<Vec3F> circlePos = new List<Vec3F>();
GeometryHelper.CreateCircle(1.0f,32,circlePos);
s_circleVertexCount = (uint) circlePos.Count;
s_circleVerts = GameEngine.CreateVertexBuffer(circlePos.ToArray());
RenderFlag = BasicRendererFlags.WireFrame;
List<Vec3F> boxVerts = new List<Vec3F>();
List<uint> boxIndices = new List<uint>();
GeometryHelper.CreateUnitBox(boxVerts,boxIndices);
s_boxVertsId = GameEngine.CreateVertexBuffer(boxVerts.ToArray());
s_boxIndicesId = GameEngine.CreateIndexBuffer(boxIndices.ToArray());
s_boxIndicesCount =(uint)boxIndices.Count;
List<Vec3F> pivotVerts = new List<Vec3F>();
GeometryHelper.CreateCircle(1.0f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.75f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.5f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.25f, 16, pivotVerts);
s_pivotVerts = GameEngine.CreateVertexBuffer(pivotVerts.ToArray());
s_pivotVertexCount = (uint)pivotVerts.Count;
s_captionFont = GameEngine.CreateFont("Arial", 14, FontStyle.BOLD);
s_inited = true;
}
public static void Init()
{
if (s_inited)
{
return;
}
List <Vector3> sphereVerts = new List <Vec3F>();
List <Vector3> sphereNormals = new List <Vec3F>();
List <uint> sphereIndices = new List <uint>();
GeometryHelper.CreateSphere(0.5f, FastSphereSlices, FastSphereStacks, sphereVerts
, sphereNormals, null, sphereIndices);
s_triLisVbId = GameEngine.CreateVertexBuffer(sphereVerts.ToArray());
s_triListIbid = GameEngine.CreateIndexBuffer(sphereIndices.ToArray());
s_sphereIndexCount = (uint)sphereIndices.Count;
s_sphereStartVertex = 0;
s_sphereStartVertex = 0;
List <Vec3F> conePos = new List <Vec3F>();
List <uint> coneIndices = new List <uint>();
List <Vec3F> coneNorms = new List <Vec3F>();
GeometryHelper.CreateCylinder(1.0f, 0.0f, 1.0f, 16, 1, conePos, coneNorms, coneIndices);
s_coneIndexCount = (uint)coneIndices.Count;
VertexPN[] conveVB = new VertexPN[conePos.Count];
for (int i = 0; i < conveVB.Length; i++)
{
conveVB[i].Position = conePos[i];
conveVB[i].Normal = coneNorms[i];
}
s_coneVertId = GameEngine.CreateVertexBuffer(conveVB);
s_coneIndexId = GameEngine.CreateIndexBuffer(coneIndices.ToArray());
List <Vector3> cubePos = new List <Vector3>();
List <Vector3> cubeNormals = new List <Vector3>();
List <Vector2> cubeTex = new List <Vector2>();
List <uint> cubeIndices = new List <uint>();
GeometryHelper.CreateUnitCube(cubePos, cubeNormals, cubeTex, cubeIndices);
VertexPN[] cubeVerts = new VertexPN[cubePos.Count];
for (int i = 0; i < cubeVerts.Length; i++)
{
cubeVerts[i].Position = cubePos[i];
cubeVerts[i].Normal = cubeNormals[i];
}
s_cubeVertId = GameEngine.CreateVertexBuffer(cubeVerts);
s_cubeIndexId = GameEngine.CreateIndexBuffer(cubeIndices.ToArray());
s_cubeIndexCount = (uint)cubeIndices.Count;
var linePos = new List <Vec3F>();
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(1, 0, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 1, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 0, 1));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(-1, 0, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, -1, 0));
linePos.Add(new Vector3(0, 0, 0));
linePos.Add(new Vector3(0, 0, -1));
s_axisStartVertex = 0;
s_axisVertexCount = (uint)linePos.Count;
// rect pos;
linePos.Add(new Vector3(1, 1, 0));
linePos.Add(new Vector3(-1, 1, 0));
linePos.Add(new Vector3(-1, 1, 0));
linePos.Add(new Vector3(-1, -1, 0));
linePos.Add(new Vector3(-1, -1, 0));
linePos.Add(new Vector3(1, -1, 0));
linePos.Add(new Vector3(1, -1, 0));
linePos.Add(new Vector3(1, 1, 0));
s_rectVertexCount = 8;
s_rectStartVertex = (uint)linePos.Count - s_rectVertexCount;
// unit square
linePos.Add(new Vector3(0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, 0.5f, 0));
linePos.Add(new Vector3(-0.5f, -0.5f, 0));
linePos.Add(new Vector3(-0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, -0.5f, 0));
linePos.Add(new Vector3(0.5f, 0.5f, 0));
s_unitSquareVertexCount = 8;
s_unitSquareStartVertex = (uint)linePos.Count - s_unitSquareVertexCount;
s_linesVertId = GameEngine.CreateVertexBuffer(linePos.ToArray());
List <Vec3F> circlePos = new List <Vec3F>();
GeometryHelper.CreateCircle(1.0f, 32, circlePos);
s_circleVertexCount = (uint)circlePos.Count;
s_circleVerts = GameEngine.CreateVertexBuffer(circlePos.ToArray());
RenderFlag = BasicRendererFlags.WireFrame;
List <Vec3F> boxVerts = new List <Vec3F>();
List <uint> boxIndices = new List <uint>();
GeometryHelper.CreateUnitBox(boxVerts, boxIndices);
s_boxVertsId = GameEngine.CreateVertexBuffer(boxVerts.ToArray());
s_boxIndicesId = GameEngine.CreateIndexBuffer(boxIndices.ToArray());
s_boxIndicesCount = (uint)boxIndices.Count;
List <Vec3F> pivotVerts = new List <Vec3F>();
GeometryHelper.CreateCircle(1.0f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.75f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.5f, 16, pivotVerts);
GeometryHelper.CreateCircle(0.25f, 16, pivotVerts);
s_pivotVerts = GameEngine.CreateVertexBuffer(pivotVerts.ToArray());
s_pivotVertexCount = (uint)pivotVerts.Count;
s_captionFont = GameEngine.CreateFont("Arial", 14, FontStyle.BOLD);
s_inited = true;
}