public void Render( double delta, VertexP3fC4b[] vertices, VertexP3fC4b[] lineVertices,
ref int index, ref int lineIndex)
{
float offset = MinDist < 32 * 32 ? 1/32f : 1/16f;
Vector3 p1 = (Vector3)Min - new Vector3( offset );
Vector3 p2 = (Vector3)Max + new Vector3( offset );
FastColour col = Colour;
YQuad( vertices, ref index, p1.X, p1.Z, p2.X, p2.Z, p1.Y, col ); // bottom
YQuad( vertices, ref index, p1.X, p1.Z, p2.X, p2.Z, p2.Y, col ); // top
XQuad( vertices, ref index, p1.X, p1.Y, p2.X, p2.Y, p1.Z, col ); // sides
XQuad( vertices, ref index, p1.X, p1.Y, p2.X, p2.Y, p2.Z, col );
ZQuad( vertices, ref index, p1.Z, p1.Y, p2.Z, p2.Y, p1.X, col );
ZQuad( vertices, ref index, p1.Z, p1.Y, p2.Z, p2.Y, p2.X, col );
col = new FastColour( (byte)~col.R, (byte)~col.G, (byte)~col.B );
// bottom face
Line( lineVertices, ref lineIndex, p1.X, p1.Y, p1.Z, p2.X, p1.Y, p1.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p1.Y, p1.Z, p2.X, p1.Y, p2.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p1.Y, p2.Z, p1.X, p1.Y, p2.Z, col );
Line( lineVertices, ref lineIndex, p1.X, p1.Y, p2.Z, p1.X, p1.Y, p1.Z, col );
// top face
Line( lineVertices, ref lineIndex, p1.X, p2.Y, p1.Z, p2.X, p2.Y, p1.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p2.Y, p1.Z, p2.X, p2.Y, p2.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p2.Y, p2.Z, p1.X, p2.Y, p2.Z, col );
Line( lineVertices, ref lineIndex, p1.X, p2.Y, p2.Z, p1.X, p2.Y, p1.Z, col );
// side faces
Line( lineVertices, ref lineIndex, p1.X, p1.Y, p1.Z, p1.X, p2.Y, p1.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p1.Y, p1.Z, p2.X, p2.Y, p1.Z, col );
Line( lineVertices, ref lineIndex, p2.X, p1.Y, p2.Z, p2.X, p2.Y, p2.Z, col );
Line( lineVertices, ref lineIndex, p1.X, p1.Y, p2.Z, p1.X, p2.Y, p2.Z, col );
}
void HorQuad(ref int index, float x1, float z1, float x2, float z2, float y, FastColour col)
{
vertices[index++] = new VertexP3fC4b(x1, y, z1, col);
vertices[index++] = new VertexP3fC4b(x1, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z1, col);
}
void VerQuad( ref int index, float x1, float y1, float z1, float x2, float y2, float z2, FastColour col )
{
vertices[index++] = new VertexP3fC4b( x1, y1, z1, col );
vertices[index++] = new VertexP3fC4b( x1, y2, z1, col );
vertices[index++] = new VertexP3fC4b( x2, y2, z2, col );
vertices[index++] = new VertexP3fC4b( x2, y1, z2, col );
}
void DrawSkyY(int x1, int z1, int x2, int z2, int y, int axisSize, int col, VertexP3fC4b[] vertices)
{
int endX = x2, endZ = z2, startZ = z1;
int i = 0;
for (; x1 < endX; x1 += axisSize)
{
x2 = x1 + axisSize;
if (x2 > endX)
{
x2 = endX;
}
z1 = startZ;
for (; z1 < endZ; z1 += axisSize)
{
z2 = z1 + axisSize;
if (z2 > endZ)
{
z2 = endZ;
}
vertices[i++] = new VertexP3fC4b(x1, y, z1, col);
vertices[i++] = new VertexP3fC4b(x1, y, z2, col);
vertices[i++] = new VertexP3fC4b(x2, y, z2, col);
vertices[i++] = new VertexP3fC4b(x2, y, z1, col);
}
}
}
void XQuad(float x, float z1, float y1, float z2, float y2)
{
vertices[index++] = new VertexP3fC4b(x, y1, z1, col);
vertices[index++] = new VertexP3fC4b(x, y2, z1, col);
vertices[index++] = new VertexP3fC4b(x, y2, z2, col);
vertices[index++] = new VertexP3fC4b(x, y1, z2, col);
}
void ZQuad(float z, float x1, float y1, float x2, float y2)
{
vertices[index++] = new VertexP3fC4b(x1, y1, z, col);
vertices[index++] = new VertexP3fC4b(x1, y2, z, col);
vertices[index++] = new VertexP3fC4b(x2, y2, z, col);
vertices[index++] = new VertexP3fC4b(x2, y1, z, col);
}
void InitData()
{
vertices = new VertexP3fC4b[256 * VerticesCount];
lineVertices = new VertexP3fC4b[256 * LineVerticesCount];
vb = Graphics.CreateDynamicVb(VertexFormat.P3fC4b, vertices.Length);
lineVb = Graphics.CreateDynamicVb(VertexFormat.P3fC4b, lineVertices.Length);
}
void YQuad(float y, float x1, float z1, float x2, float z2)
{
vertices[index++] = new VertexP3fC4b(x1, y, z1, col);
vertices[index++] = new VertexP3fC4b(x1, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z1, col);
}
static void XQuad( VertexP3fC4b[] vertices, ref int index, float x1, float y1,
float x2, float y2, float z, FastColour col)
{
vertices[index++] = new VertexP3fC4b( x1, y1, z, col );
vertices[index++] = new VertexP3fC4b( x1, y2, z, col );
vertices[index++] = new VertexP3fC4b( x2, y2, z, col );
vertices[index++] = new VertexP3fC4b( x2, y1, z, col );
}
static void XQuad(VertexP3fC4b[] vertices, ref int index, float x1, float y1,
float x2, float y2, float z, FastColour col)
{
vertices[index++] = new VertexP3fC4b(x1, y1, z, col);
vertices[index++] = new VertexP3fC4b(x1, y2, z, col);
vertices[index++] = new VertexP3fC4b(x2, y2, z, col);
vertices[index++] = new VertexP3fC4b(x2, y1, z, col);
}
static void YQuad(VertexP3fC4b[] vertices, ref int index, float x1, float z1,
float x2, float z2, float y, FastColour col)
{
vertices[index++] = new VertexP3fC4b(x1, y, z1, col);
vertices[index++] = new VertexP3fC4b(x1, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z1, col);
}
static void ZQuad(VertexP3fC4b[] vertices, ref int index, float z1, float y1,
float z2, float y2, float x, FastColour col)
{
vertices[index++] = new VertexP3fC4b(x, y1, z1, col);
vertices[index++] = new VertexP3fC4b(x, y2, z1, col);
vertices[index++] = new VertexP3fC4b(x, y2, z2, col);
vertices[index++] = new VertexP3fC4b(x, y1, z2, col);
}
internal static void HorQuad(VertexP3fC4b[] vertices, ref int index, int col,
float x1, float z1, float x2, float z2, float y)
{
vertices[index++] = new VertexP3fC4b(x1, y, z1, col);
vertices[index++] = new VertexP3fC4b(x1, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y, z1, col);
}
void DrawPlane(int x1, int x2, int z1, int z2, int y1, int y2, int col, VertexP3fC4b[] vertices, ref int index)
{
const int scale = 8;
x1 *= scale; x2 *= scale; z1 *= scale; z2 *= scale;
vertices[index++] = new VertexP3fC4b(x1, y1 + 0.1f, z1, col);
vertices[index++] = new VertexP3fC4b(x1, y2 + 0.1f, z1, col);
vertices[index++] = new VertexP3fC4b(x2, y2 + 0.1f, z2, col);
vertices[index++] = new VertexP3fC4b(x2, y1 + 0.1f, z2, col);
}
void RebuildSky(int extent, int axisSize)
{
extent = Utils.AdjViewDist(extent);
int x1 = -extent, x2 = map.Width + extent;
int z1 = -extent, z2 = map.Length + extent;
skyVertices = Utils.CountVertices(x2 - x1, z2 - z1, axisSize);
VertexP3fC4b[] vertices = new VertexP3fC4b[skyVertices];
int height = Math.Max(map.Height + 2 + 6, map.Env.CloudHeight + 6);
DrawSkyY(x1, z1, x2, z2, height, axisSize, map.Env.SkyCol.Pack(), vertices);
skyVb = gfx.CreateVb(vertices, VertexFormat.P3fC4b, skyVertices);
}
void RebuildSky(int extent, int axisSize)
{
extent = Utils.AdjViewDist(extent);
int x1 = -extent, x2 = map.Width + extent;
int z1 = -extent, z2 = map.Length + extent;
skyVertices = Utils.CountVertices(x2 - x1, z2 - z1, axisSize);
VertexP3fC4b[] vertices = new VertexP3fC4b[skyVertices];
int height = Math.Max(map.Height + 2 + 6, map.Env.CloudHeight + 6);
DrawSkyY(x1, z1, x2, z2, height, axisSize, map.Env.SkyCol, vertices);
fixed(VertexP3fC4b *ptr = vertices)
{
skyVb = game.Graphics.CreateVb((IntPtr)ptr, VertexFormat.P3fC4b, skyVertices);
}
}
public void Render(double delta)
{
if (selections.Count == 0 || game.Graphics.LostContext)
{
return;
}
// TODO: Proper selection box sorting. But this is very difficult because
// we can have boxes within boxes, intersecting boxes, etc. Probably not worth it.
Vector3 camPos = game.CurrentCameraPos;
for (int i = 0; i < selections.Count; i++)
{
comparer.Intersect(selections[i], camPos);
}
selections.Sort(comparer);
if (vertices == null) // lazy init as most servers don't use this.
{
vertices = new VertexP3fC4b[256 * VerticesCount];
lineVertices = new VertexP3fC4b[256 * LineVerticesCount];
ContextRecreated();
}
int index = 0, lineIndex = 0;
for (int i = 0; i < selections.Count; i++)
{
SelectionBox box = selections[i];
box.Render(delta, vertices, lineVertices, ref index, ref lineIndex);
}
IGraphicsApi gfx = game.Graphics;
gfx.SetBatchFormat(VertexFormat.P3fC4b);
gfx.UpdateDynamicVb_Lines(lineVb, lineVertices,
selections.Count * LineVerticesCount);
gfx.DepthWrite = false;
gfx.AlphaBlending = true;
gfx.UpdateDynamicVb_IndexedTris(vb, vertices,
selections.Count * VerticesCount);
gfx.DepthWrite = true;
gfx.AlphaBlending = false;
}
void XQuad( float x, float z1, float y1, float z2, float y2 )
{
vertices[index++] = new VertexP3fC4b( x, y1, z1, col );
vertices[index++] = new VertexP3fC4b( x, y2, z1, col );
vertices[index++] = new VertexP3fC4b( x, y2, z2, col );
vertices[index++] = new VertexP3fC4b( x, y1, z2, col );
}
void DrawSkyY( int x1, int z1, int x2, int z2, int y, int axisSize, FastColour col, VertexP3fC4b[] vertices )
{
int endX = x2, endZ = z2, startZ = z1;
int i = 0;
for( ; x1 < endX; x1 += axisSize ) {
x2 = x1 + axisSize;
if( x2 > endX ) x2 = endX;
z1 = startZ;
for( ; z1 < endZ; z1 += axisSize ) {
z2 = z1 + axisSize;
if( z2 > endZ ) z2 = endZ;
vertices[i++] = new VertexP3fC4b( x1, y, z1, col );
vertices[i++] = new VertexP3fC4b( x1, y, z2, col );
vertices[i++] = new VertexP3fC4b( x2, y, z2, col );
vertices[i++] = new VertexP3fC4b( x2, y, z1, col );
}
}
}
void ZQuad( float z, float x1, float y1, float x2, float y2 )
{
vertices[index++] = new VertexP3fC4b( x1, y1, z, col );
vertices[index++] = new VertexP3fC4b( x1, y2, z, col );
vertices[index++] = new VertexP3fC4b( x2, y2, z, col );
vertices[index++] = new VertexP3fC4b( x2, y1, z, col );
}
void YQuad( float y, float x1, float z1, float x2, float z2 )
{
vertices[index++] = new VertexP3fC4b( x1, y, z1, col );
vertices[index++] = new VertexP3fC4b( x1, y, z2, col );
vertices[index++] = new VertexP3fC4b( x2, y, z2, col );
vertices[index++] = new VertexP3fC4b( x2, y, z1, col );
}
static void Line(VertexP3fC4b[] vertices, ref int index, float x1, float y1, float z1,
float x2, float y2, float z2, int col)
{
vertices[index++] = new VertexP3fC4b(x1, y1, z1, col);
vertices[index++] = new VertexP3fC4b(x2, y2, z2, col);
}
void ResetSky( int extent, int axisSize )
{
extent = Utils.AdjViewDist( extent );
int x1 = -extent, x2 = map.Width + extent;
int z1 = -extent, z2 = map.Length + extent;
skyVertices = Utils.CountVertices( x2 - x1, z2 - z1, axisSize );
VertexP3fC4b[] vertices = new VertexP3fC4b[skyVertices];
int height = Math.Max( map.Height + 2 + 6, map.Env.CloudHeight + 6);
DrawSkyY( x1, z1, x2, z2, height, axisSize, map.Env.SkyCol, vertices );
skyVb = graphics.CreateVb( vertices, VertexFormat.P3fC4b, skyVertices );
}
static void YQuad( VertexP3fC4b[] vertices, ref int index, float x1, float z1,
float x2, float z2, float y, FastColour col)
{
vertices[index++] = new VertexP3fC4b( x1, y, z1, col );
vertices[index++] = new VertexP3fC4b( x1, y, z2, col );
vertices[index++] = new VertexP3fC4b( x2, y, z2, col );
vertices[index++] = new VertexP3fC4b( x2, y, z1, col );
}
static void Line( VertexP3fC4b[] vertices, ref int index, float x1, float y1, float z1,
float x2, float y2, float z2, FastColour col)
{
vertices[index++] = new VertexP3fC4b( x1, y1, z1, col );
vertices[index++] = new VertexP3fC4b( x2, y2, z2, col );
}
static void ZQuad( VertexP3fC4b[] vertices, ref int index, float z1, float y1,
float z2, float y2, float x, FastColour col)
{
vertices[index++] = new VertexP3fC4b( x, y1, z1, col );
vertices[index++] = new VertexP3fC4b( x, y2, z1, col );
vertices[index++] = new VertexP3fC4b( x, y2, z2, col );
vertices[index++] = new VertexP3fC4b( x, y1, z2, col );
}
void CalcClouds(FastBitmap fastBmp)
{
Console.WriteLine("BEGIN CLOUDS!");
int elements = 0;
int col = map.Env.CloudsCol.Pack();
for (int y = 0; y < fastBmp.Height; y++)
{
int *row = fastBmp.GetRowPtr(y);
for (int x = 0; x < fastBmp.Width; x++)
{
if ((row[x] & 0xFFFFFF) != 0)
{
if (!IsSolid(x - 1, y, fastBmp))
{
elements++;
}
if (!IsSolid(x + 1, y, fastBmp))
{
elements++;
}
if (!IsSolid(x, y - 1, fastBmp))
{
elements++;
}
if (!IsSolid(x, y + 1, fastBmp))
{
elements++;
}
}
}
}
cloudsJoinVertices = elements * 4;
VertexP3fC4b[] vertices = new VertexP3fC4b[cloudsJoinVertices];
int index = 0;
// Pass #2: Make the vertices.
int cloudY = map.Height + 2;
for (int y = 0; y < fastBmp.Height; y++)
{
int *row = fastBmp.GetRowPtr(y);
for (int x = 0; x < fastBmp.Width; x++)
{
if ((row[x] & 0xFFFFFF) != 0)
{
if (!IsSolid(x - 1, y, fastBmp))
{
DrawPlane(x, x, y, y + 1, cloudY, cloudY + 5, col, vertices, ref index);
}
if (!IsSolid(x + 1, y, fastBmp))
{
DrawPlane(x + 1, x + 1, y, y + 1, cloudY, cloudY + 5, col, vertices, ref index);
}
if (!IsSolid(x, y - 1, fastBmp))
{
DrawPlane(x, x + 1, y, y, cloudY, cloudY + 5, col, vertices, ref index);
}
if (!IsSolid(x, y + 1, fastBmp))
{
DrawPlane(x, x + 1, y + 1, y + 1, cloudY, cloudY + 5, col, vertices, ref index);
}
}
}
}
gfx.DeleteVb(ref cloudsJoinVb);
fixed(VertexP3fC4b *ptr = vertices)
{
cloudsJoinVb = gfx.CreateVb((IntPtr)ptr, VertexFormat.P3fC4b, cloudsJoinVertices);
}
}
void InitData()
{
vertices = new VertexP3fC4b[256 * VerticesCount];
lineVertices = new VertexP3fC4b[256 * LineVerticesCount];
vb = Graphics.CreateDynamicVb( VertexFormat.P3fC4b, vertices.Length );
lineVb = Graphics.CreateDynamicVb( VertexFormat.P3fC4b, lineVertices.Length );
}