void DrawX(int x, int z1, int z2, int y1, int y2, int axisSize,
int col, ref VertexP3fT2fC4b *v)
{
int endZ = z2, endY = y2, startY = y1;
for (; z1 < endZ; z1 += axisSize)
{
z2 = z1 + axisSize;
if (z2 > endZ)
{
z2 = endZ;
}
y1 = startY;
for (; y1 < endY; y1 += axisSize)
{
y2 = y1 + axisSize;
if (y2 > endY)
{
y2 = endY;
}
TextureRec rec = new TextureRec(0, 0, z2 - z1, y2 - y1);
* v = new VertexP3fT2fC4b(x, y1, z1, rec.U1, rec.V2, col); v++;
* v = new VertexP3fT2fC4b(x, y2, z1, rec.U1, rec.V1, col); v++;
* v = new VertexP3fT2fC4b(x, y2, z2, rec.U2, rec.V1, col); v++;
* v = new VertexP3fT2fC4b(x, y1, z2, rec.U2, rec.V2, col); v++;
}
}
}
public virtual void RenderHotbarItems()
{
Model.ModelCache cache = game.ModelCache;
for (int i = 0; i < Inventory.BlocksPerRow; i++)
{
BlockID block = game.Inventory[i];
if (BlockInfo.Draw[block] != DrawType.Sprite)
{
continue;
}
int x = (int)(X + barXOffset + (elemSize + borderSize) * i + elemSize / 2);
int y = (int)(Y + (Height - barHeight));
int lower = (int)(3 * game.GuiHotbarScale);
int side = (int)(8 * game.GuiHotbarScale);
int outer = (int)(16 * game.GuiHotbarScale);
y += lower;
x -= side;
if (BlockInfo.Draw[block] == DrawType.Sprite)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Right);
TextureRec rec = TerrainAtlas1D.GetTexRec(texLoc, 1, out texIndex);
Texture tex = new Texture(0, (int)x, (int)y, outer, outer, rec);
IGraphicsApi.Make2DQuad(ref tex, FastColour.WhitePacked, cache.vertices, ref index);
game.Graphics.BindTexture(TerrainAtlas1D.TexIds[texIndex]);
game.Graphics.UpdateDynamicVb_IndexedTris(cache.vb, cache.vertices, index);
}
}
index = 0;
texIndex = 0;
}
void SpriteXQuad(int side, bool firstPart)
{
int texId = game.BlockInfo.GetTextureLoc(block, side), texIndex = 0;
TextureRec rec = atlas.GetTexRec(texId, 1, out texIndex);
FlushIfNotSame(texIndex);
if (height != 1)
{
rec.V2 = rec.V1 + height * atlas.invElementSize * (15.99f / 16f);
}
FastColour col = bright ? FastColour.White : this.col;
float x1, x2, z1, z2;
if (firstPart)
{
rec.U1 = 0; rec.U2 = 0.5f; x1 = -5.5f / 16;
x2 = 0.0f / 16; z1 = 5.5f / 16; z2 = 0.0f / 16;
}
else
{
rec.U1 = 0.5f; rec.U2 = 1f; x1 = 0.0f / 16;
x2 = 5.5f / 16; z1 = 0.0f / 16; z2 = -5.5f / 16;
}
cache.vertices[index++] = new VertexPos3fTex2fCol4b(x1, 0, z1, rec.U1, rec.V2, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(x1, 1, z1, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(x2, 1, z2, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(x2, 0, z2, rec.U2, rec.V2, col);
}
void DrawY(int x1, int z1, int x2, int z2, float y, int axisSize,
int col, float offset, float yOffset, ref VertexP3fT2fC4b *v)
{
int endX = x2, endZ = z2, startZ = z1;
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;
}
TextureRec rec = new TextureRec(0, 0, x2 - x1, z2 - z1);
* v = new VertexP3fT2fC4b(x1 + offset, y + yOffset, z1 + offset, rec.U1, rec.V1, col); v++;
* v = new VertexP3fT2fC4b(x1 + offset, y + yOffset, z2 + offset, rec.U1, rec.V2, col); v++;
* v = new VertexP3fT2fC4b(x2 + offset, y + yOffset, z2 + offset, rec.U2, rec.V2, col); v++;
* v = new VertexP3fT2fC4b(x2 + offset, y + yOffset, z1 + offset, rec.U2, rec.V1, col); v++;
}
}
}
void SpriteZQuad(int side, bool firstPart)
{
int texId = game.BlockInfo.GetTextureLoc(block, side), texIndex = 0;
TextureRec rec = atlas.GetTexRec(texId, 1, out texIndex);
FlushIfNotSame(texIndex);
if (height != 1)
{
rec.V2 = rec.V1 + height * atlas.invElementSize * (15.99f / 16f);
}
FastColour col = bright ? FastColour.White : this.col;
float p1, p2;
if (firstPart) // Need to break into two quads for when drawing a sprite model in hand.
{
rec.U1 = 0.5f; p1 = -5.5f / 16; p2 = 0.0f / 16;
}
else
{
rec.U2 = 0.5f; p1 = 0.0f / 16; p2 = 5.5f / 16;
}
cache.vertices[index++] = new VertexPos3fTex2fCol4b(p1, 0, p1, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(p1, 1, p1, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(p2, 1, p2, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexPos3fTex2fCol4b(p2, 0, p2, rec.U1, rec.V2, col);
}
void DrawHearts()
{
Model.ModelCache cache = game.ModelCache;
int index = 0, health = game.LocalPlayer.Health;
int inner = (int)(7 * game.GuiHotbarScale);
int middle = (int)(8 * game.GuiHotbarScale);
int outer = (int)(9 * game.GuiHotbarScale);
int selBlockSize = (int)(23 * game.GuiHotbarScale);
int offset = middle - inner;
int y = Y + (Height - selBlockSize - outer);
for (int heart = 0; heart < 10; heart++)
{
Texture tex = new Texture(0, X + middle * heart, y, outer, outer, backRec);
IGraphicsApi.Make2DQuad(ref tex, PackedCol.White, cache.vertices, ref index);
if (health <= 0)
{
continue;
}
TextureRec rec = (health >= 2) ? fullRec : halfRec;
tex = new Texture(0, X + middle * heart + offset, y + offset, inner, inner, rec);
IGraphicsApi.Make2DQuad(ref tex, PackedCol.White, cache.vertices, ref index);
health -= 2;
}
game.Graphics.BindTexture(game.Gui.IconsTex);
game.Graphics.UpdateDynamicVb_IndexedTris(cache.vb, cache.vertices, index);
}
void DrawZ(int z, int x1, int x2, int y1, int y2, int axisSize,
int col, ref VertexP3fT2fC4b *v)
{
int endX = x2, endY = y2, startY = y1;
for (; x1 < endX; x1 += axisSize)
{
x2 = x1 + axisSize;
if (x2 > endX)
{
x2 = endX;
}
y1 = startY;
for (; y1 < endY; y1 += axisSize)
{
y2 = y1 + axisSize;
if (y2 > endY)
{
y2 = endY;
}
TextureRec rec = new TextureRec(0, 0, x2 - x1, y2 - y1);
* v = new VertexP3fT2fC4b(x1, y1, z, rec.U1, rec.V2, col); v++;
* v = new VertexP3fT2fC4b(x1, y2, z, rec.U1, rec.V1, col); v++;
* v = new VertexP3fT2fC4b(x2, y2, z, rec.U2, rec.V1, col); v++;
* v = new VertexP3fT2fC4b(x2, y1, z, rec.U2, rec.V2, col); v++;
}
}
}
public Particle( Game game, Vector3 pos, Vector3 velocity, double lifetime, TextureRec rec )
{
this.game = game;
Position = lastPos = nextPos = pos;
Velocity = velocity;
Lifetime = (float)lifetime;
Rectangle = rec;
}
void MakeSelectionTexture()
{
int hSize = (int)selBlockSize;
int vSize = (int)Math.Floor(23 * 2 * game.GuiHotbarScale);
int y = game.Height - vSize;
TextureRec rec = new TextureRec(0, 22 / 256f, 24 / 256f, 24 / 256f);
selTex = new Texture(0, 0, y, hSize, vSize, rec);
}
void BreakBlockEffect(object sender, BlockChangedEventArgs e)
{
if (e.Block != 0)
{
return;
}
Vector3I position = e.Coords;
byte block = e.OldBlock;
Vector3 startPos = new Vector3(position.X, position.Y, position.Z);
int texLoc = game.BlockInfo.GetTextureLoc(block, Side.Left), texIndex = 0;
TextureRec baseRec = game.TerrainAtlas1D.GetTexRec(texLoc, 1, out texIndex);
float uScale = (1 / 16f), vScale = (1 / 16f) * game.TerrainAtlas1D.invElementSize;
Vector3 minBB = game.BlockInfo.MinBB[block];
Vector3 maxBB = game.BlockInfo.MaxBB[block];
int minU = Math.Min((int)(minBB.X * 16), (int)(minBB.Z * 16));
int maxU = Math.Min((int)(maxBB.X * 16), (int)(maxBB.Z * 16));
int minV = (int)(16 - maxBB.Y * 16), maxV = (int)(16 - minBB.Y * 16);
int maxUsedU = maxU, maxUsedV = maxV;
// This way we can avoid creating particles which outside the bounds and need to be clamped
if (minU < 12 && maxU > 12)
{
maxUsedU = 12;
}
if (minV < 12 && maxV > 12)
{
maxUsedV = 12;
}
for (int i = 0; i < 30; i++)
{
double velX = rnd.NextDouble() * 0.8 - 0.4; // [-0.4, 0.4]
double velZ = rnd.NextDouble() * 0.8 - 0.4;
double velY = rnd.NextDouble() + 0.2;
Vector3 velocity = new Vector3((float)velX, (float)velY, (float)velZ);
double xOffset = rnd.NextDouble() - 0.5; // [-0.5, 0.5]
double yOffset = (rnd.NextDouble() - 0.125) * maxBB.Y;
double zOffset = rnd.NextDouble() - 0.5;
Vector3 pos = startPos + new Vector3(0.5f + (float)xOffset,
(float)yOffset, 0.5f + (float)zOffset);
TextureRec rec = baseRec;
rec.U1 = baseRec.U1 + rnd.Next(minU, maxUsedU) * uScale;
rec.V1 = baseRec.V1 + rnd.Next(minV, maxUsedV) * vScale;
rec.U2 = Math.Min(baseRec.U1 + maxU * uScale, rec.U1 + 4 * uScale) - 0.01f * uScale;
rec.V2 = Math.Min(baseRec.V1 + maxV * vScale, rec.V1 + 4 * vScale) - 0.01f * vScale;
double life = 0.3 + rnd.NextDouble() * 0.7;
TerrainParticle p = AddParticle(terrainParticles, ref terrainCount, false);
p.ResetState(pos, velocity, life);
p.rec = rec;
p.texLoc = texLoc;
}
}
void AddChar(int charIndex, ref int index)
{
int width = widths[charIndex];
TextureRec xy = new TextureRec(curX, posTex.Y1, width, posTex.Height);
TextureRec uv = new TextureRec((baseWidth + charIndex * 16) / texWidth,
posTex.V1, width / texWidth, posTex.V2);
curX += width;
IGraphicsApi.Make2DQuad(xy, uv, game.ModelCache.vertices, ref index);
}
const byte c = 255; // avoids 'ambiguous match' compile errors.
void DraqSquareShadow(VertexP3fT2fC4b[] verts, ref int index, float y, byte alpha, float x, float z)
{
int col = new FastColour(c, c, c, alpha).ToArgb();
TextureRec rec = new TextureRec(63 / 128f, 63 / 128f, 1 / 128f, 1 / 128f);
verts[index++] = new VertexP3fT2fC4b(x, y, z, rec.U1, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z, rec.U2, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z + 1, rec.U2, rec.V2, col);
verts[index++] = new VertexP3fT2fC4b(x, y, z + 1, rec.U1, rec.V2, col);
}
void DraqSquareShadow(VertexP3fT2fC4b[] verts, ref int index, float y, byte alpha, float x, float z)
{
FastColour col = FastColour.White; col.A = alpha;
TextureRec rec = new TextureRec(63 / 128f, 63 / 128f, 1 / 128f, 1 / 128f);
verts[index++] = new VertexP3fT2fC4b(x, y, z, rec.U1, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z, rec.U2, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z + 1, rec.U2, rec.V2, col);
verts[index++] = new VertexP3fT2fC4b(x, y, z + 1, rec.U1, rec.V2, col);
}
void SpriteXQuad(bool firstPart, bool mirror, BlockID block, ref int lastTexIndex, ModelCache cache, float dispX, float dispY, float dispZ, float scale)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Right);
TextureRec rec = Atlas1D.GetTexRec(texLoc, 1, out texIndex);
if (lastTexIndex != texIndex)
{
if (lastTexIndex != -1)
{
game.Graphics.BindTexture(Atlas1D.TexIds[lastTexIndex]);
UpdateVB();
}
lastTexIndex = texIndex;
index = 0;
}
PackedCol col = cols[0];
if (BlockInfo.Tinted[block])
{
col *= BlockInfo.FogCol[block];
}
float x1 = 0, x2 = 0, z1 = 0, z2 = 0;
if (firstPart)
{
if (mirror)
{
rec.U2 = 0.5f; x2 = -5.5f / 16; z2 = 5.5f / 16;
}
else
{
rec.U1 = 0.5f; x1 = -5.5f / 16; z1 = 5.5f / 16;
}
}
else
{
if (mirror)
{
rec.U1 = 0.5f; x1 = 5.5f / 16; z1 = -5.5f / 16;
}
else
{
rec.U2 = 0.5f; x2 = 5.5f / 16; z2 = -5.5f / 16;
}
}
cache.vertices[index++] = new VertexP3fT2fC4b(x1 * scale + dispX, dispY, z1 * scale + dispZ, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x1 * scale + dispX, scale + dispY, z1 * scale + dispZ, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2 * scale + dispX, scale + dispY, z2 * scale + dispZ, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2 * scale + dispX, dispY, z2 * scale + dispZ, rec.U1, rec.V2, col);
}
const byte c = 255; // avoids 'ambiguous match' compile errors.
static void DrawSquareShadow(VertexP3fT2fC4b[] verts, ref int index,
float y, float x, float z)
{
int col = new FastColour(c, c, c, (byte)220).Pack();
TextureRec rec = new TextureRec(63 / 128f, 63 / 128f, 1 / 128f, 1 / 128f);
verts[index++] = new VertexP3fT2fC4b(x, y, z, rec.U1, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z, rec.U2, rec.V1, col);
verts[index++] = new VertexP3fT2fC4b(x + 1, y, z + 1, rec.U2, rec.V2, col);
verts[index++] = new VertexP3fT2fC4b(x, y, z + 1, rec.U1, rec.V2, col);
}
void DrawHearts()
{
Model.ModelCache cache = game.ModelCache;
int index = 0, health = game.LocalPlayer.Health;
int damage = this.damage;
int inner = (int)(7 * game.GuiHotbarScale);
int middle = (int)(8 * game.GuiHotbarScale);
int outer = (int)(9 * game.GuiHotbarScale);
int selBlockSize = (int)(23 * game.GuiHotbarScale);
int offset = middle - inner;
int y = Y + (Height - selBlockSize - outer);
bool flash = false;
if (damageTime <= 10 && damageTime >= 8 ||
damageTime >= 14 && damageTime <= 17)
{
flash = true;
}
TextureRec rec2 = flash ? backRecHurt : backRec;
for (int heart = 0; heart < 10; heart++)
{
Texture tex = new Texture(0, X + middle * heart, y, outer, outer, rec2);
IGraphicsApi.Make2DQuad(ref tex, FastColour.WhitePacked, cache.vertices, ref index);
if (damage > 0 && health <= 1 && flash)
{
if (health == 1)
{
damage += 1;
}
TextureRec rec3 = (damage >= 2) ? fullRecHurt : halfRecHurt;
tex = new Texture(0, X + middle * heart + offset, y + offset, inner, inner, rec3);
IGraphicsApi.Make2DQuad(ref tex, FastColour.WhitePacked, cache.vertices, ref index);
damage -= 2;
}
if (health <= 0)
{
continue;
}
TextureRec rec = (health >= 2) ? fullRec : halfRec;
tex = new Texture(0, X + middle * heart + offset, y + offset, inner, inner, rec);
IGraphicsApi.Make2DQuad(ref tex, FastColour.WhitePacked, cache.vertices, ref index);
health -= 2;
}
game.Graphics.BindTexture(game.Gui.IconsTex);
game.Graphics.UpdateDynamicVb_IndexedTris(cache.vb, cache.vertices, index);
}
void SpriteZQuad(bool firstPart, bool mirror, BlockID block, ref int lastTexIndex, ModelCache cache, float dispX, float dispY, float dispZ, float scale)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Back);
TextureRec rec = Atlas1D.GetTexRec(texLoc, 1, out texIndex);
if (lastTexIndex != texIndex)
{
if (lastTexIndex != -1)
{
game.Graphics.BindTexture(Atlas1D.TexIds[lastTexIndex]);
UpdateVB();
}
lastTexIndex = texIndex;
index = 0;
}
PackedCol col = cols[0];
if (BlockInfo.Tinted[block])
{
col *= BlockInfo.FogCol[block];
}
float p1 = 0, p2 = 0;
if (firstPart)
{ // Need to break into two quads for when drawing a sprite model in hand.
if (mirror)
{
rec.U1 = 0.5f; p1 = -5.5f / 16;
}
else
{
rec.U2 = 0.5f; p2 = -5.5f / 16;
}
}
else
{
if (mirror)
{
rec.U2 = 0.5f; p2 = 5.5f / 16;
}
else
{
rec.U1 = 0.5f; p1 = 5.5f / 16;
}
}
cache.vertices[index++] = new VertexP3fT2fC4b(p1 * scale + dispX, dispY, p1 * scale + dispZ, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p1 * scale + dispX, scale + dispY, p1 * scale + dispZ, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p2 * scale + dispX, scale + dispY, p2 * scale + dispZ, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p2 * scale + dispX, dispY, p2 * scale + dispZ, rec.U1, rec.V2, col);
}
void RepositionSelectionTexture()
{
int hSize = (int)selBlockSize;
float scale = game.GuiHotbarScale;
int vSize = (int)(22 * scale);
int y = Y + (Height - (int)(23 * scale));
TextureRec rec = new TextureRec(0, 22 / 256f, 24 / 256f, 22 / 256f);
selTex = new Texture(0, 0, y, hSize, vSize, rec);
}
protected void DoRender(Game game, ref Vector2 size, ref TextureRec rec,
int col, VertexP3fT2fC4b[] vertices, ref int index)
{
Vector3 p111, p121, p212, p222;
Utils.CalcBillboardPoints(size, Position, ref game.View,
out p111, out p121, out p212, out p222);
vertices[index++] = new VertexP3fT2fC4b(ref p111, rec.U1, rec.V2, col);
vertices[index++] = new VertexP3fT2fC4b(ref p121, rec.U1, rec.V1, col);
vertices[index++] = new VertexP3fT2fC4b(ref p222, rec.U2, rec.V1, col);
vertices[index++] = new VertexP3fT2fC4b(ref p212, rec.U2, rec.V2, col);
}
unsafe void MakeVb()
{
if (game.Graphics.LostContext)
{
return;
}
game.Graphics.DeleteVb(ref vb);
VertexP3fT2fC4b *vertices = stackalloc VertexP3fT2fC4b[count];
IntPtr start = (IntPtr)vertices;
const float pos = 0.5f;
TextureRec rec;
int col = game.World.Env.CloudsCol.Pack();
// Render the front quad
rec = new TextureRec(1 / 4f, 1 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(pos, -pos, -pos, rec.U1, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, -pos, -pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, pos, -pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, -pos, rec.U1, rec.V1, col); vertices++;
// Render the left quad
rec = new TextureRec(0 / 4f, 1 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(pos, -pos, pos, rec.U1, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, -pos, -pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, -pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, pos, rec.U1, rec.V1, col); vertices++;
// Render the back quad
rec = new TextureRec(3 / 4f, 1 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(-pos, -pos, pos, rec.U1, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, -pos, pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, pos, pos, rec.U1, rec.V1, col); vertices++;
// Render the right quad
rec = new TextureRec(2 / 4f, 1 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(-pos, -pos, -pos, rec.U1, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, -pos, pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, pos, pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, pos, -pos, rec.U1, rec.V1, col); vertices++;
// Render the top quad
rec = new TextureRec(1 / 4f, 0 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(-pos, pos, -pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, pos, pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, pos, rec.U1, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, pos, -pos, rec.U1, rec.V2, col); vertices++;
// Render the bottom quad
rec = new TextureRec(2 / 4f, 0 / 2f, 1 / 4f, 1 / 2f);
*vertices = new VertexP3fT2fC4b(-pos, -pos, -pos, rec.U2, rec.V2, col); vertices++;
*vertices = new VertexP3fT2fC4b(-pos, -pos, pos, rec.U2, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, -pos, pos, rec.U1, rec.V1, col); vertices++;
*vertices = new VertexP3fT2fC4b(pos, -pos, -pos, rec.U1, rec.V2, col); vertices++;
vb = game.Graphics.CreateVb(start, VertexFormat.P3fT2fC4b, count);
}
protected void DoRender( Game game, ref Vector2 size, ref TextureRec rec,
VertexP3fT2fC4b[] vertices, ref int index)
{
Vector3 p111, p121, p212, p222;
Utils.CalcBillboardPoints( size, Position, ref game.View,
out p111, out p121, out p212, out p222 );
World map = game.World;
FastColour col = map.IsLit( Position ) ? map.Env.Sunlight : map.Env.Shadowlight;
vertices[index++] = new VertexP3fT2fC4b( p111, rec.U1, rec.V2, col );
vertices[index++] = new VertexP3fT2fC4b( p121, rec.U1, rec.V1, col );
vertices[index++] = new VertexP3fT2fC4b( p222, rec.U2, rec.V1, col );
vertices[index++] = new VertexP3fT2fC4b( p212, rec.U2, rec.V2, col );
}
void DrawBubbles()
{
Model.ModelCache cache = game.ModelCache;
int index = 0, air = Utils.Ceil(((float)game.LocalPlayer.Air / 30f));
int damage = this.damage;
int inner = (int)(7 * game.GuiHotbarScale);
int middle = (int)(8 * game.GuiHotbarScale);
int outer = (int)(9 * game.GuiHotbarScale);
int selBlockSize = (int)(23 * game.GuiHotbarScale);
//int offset = middle - inner;
//int offset = (int)(101 * game.GuiHotbarScale);
int y = Y + (Height - selBlockSize - outer * 2);
if (air > 0)
{
drowning = false;
}
if ((float)game.LocalPlayer.Air / 30 == air && !drowning)
{
this.pop = 3;
if (air == 0)
{
drowning = true;
}
}
bool pop = (this.pop > 0);
TextureRec rec2 = BubbleRec;
for (int heart = 0; heart < 10; heart++)
{
if (air <= 0 && !pop)
{
continue;
}
if (pop && air == 0)
{
rec2 = PoppedRec;
pop = false;
}
Texture tex = new Texture(0, X + middle * heart, y, outer, outer, rec2);
IGraphicsApi.Make2DQuad(ref tex, FastColour.WhitePacked, cache.vertices, ref index);
air -= 1;
}
game.Graphics.BindTexture(game.Gui.IconsTex);
game.Graphics.UpdateDynamicVb_IndexedTris(cache.vb, cache.vertices, index);
}
public static void Make2DQuad(TextureRec xy, TextureRec uv,
VertexPos3fTex2fCol4b[] vertices, ref int index)
{
float x1 = xy.U1, y1 = xy.V1, x2 = xy.U2, y2 = xy.V2;
#if USE_DX
x1 -= 0.5f; x2 -= 0.5f;
y1 -= 0.5f; y2 -= 0.5f;
#endif
vertices[index++] = new VertexPos3fTex2fCol4b(x1, y1, 0, uv.U1, uv.V1, FastColour.White);
vertices[index++] = new VertexPos3fTex2fCol4b(x2, y1, 0, uv.U2, uv.V1, FastColour.White);
vertices[index++] = new VertexPos3fTex2fCol4b(x2, y2, 0, uv.U2, uv.V2, FastColour.White);
vertices[index++] = new VertexPos3fTex2fCol4b(x1, y2, 0, uv.U1, uv.V2, FastColour.White);
}
public void BreakBlockEffect(Vector3I position, byte block)
{
Vector3 startPos = new Vector3(position.X, position.Y, position.Z);
int texLoc = game.BlockInfo.GetTextureLoc(block, TileSide.Left);
TextureRec baseRec = game.TerrainAtlas.GetTexRec(texLoc);
const float uvScale = (1 / 16f) * TerrainAtlas2D.invElementSize;
const float elemSize = 4 * uvScale;
Vector3 minBB = game.BlockInfo.MinBB[block];
Vector3 maxBB = game.BlockInfo.MaxBB[block];
int minU = Math.Min((int)(minBB.X * 16), (int)(minBB.Z * 16));
int maxU = Math.Min((int)(maxBB.X * 16), (int)(maxBB.Z * 16));
int minV = (int)(16 - maxBB.Y * 16), maxV = (int)(16 - minBB.Y * 16);
// This way we can avoid creating particles which outside the bounds and need to be clamped
if (minU < 13 && maxU > 13)
{
maxU = 13;
}
if (minV < 13 && maxV > 13)
{
maxV = 13;
}
for (int i = 0; i < 30; i++)
{
double velX = rnd.NextDouble() * 0.8 - 0.4; // [-0.4, 0.4]
double velZ = rnd.NextDouble() * 0.8 - 0.4;
double velY = rnd.NextDouble() + 0.2;
Vector3 velocity = new Vector3((float)velX, (float)velY, (float)velZ);
double xOffset = rnd.NextDouble() - 0.5; // [-0.5, 0.5]
double yOffset = (rnd.NextDouble() - 0.125) * maxBB.Y;
double zOffset = rnd.NextDouble() - 0.5;
Vector3 pos = startPos + new Vector3(0.5f + (float)xOffset,
(float)yOffset, 0.5f + (float)zOffset);
TextureRec rec = baseRec;
rec.U1 = baseRec.U1 + rnd.Next(minU, maxU) * uvScale;
rec.V1 = baseRec.V1 + rnd.Next(minV, maxV) * uvScale;
rec.U2 = Math.Min(baseRec.U1 + maxU * uvScale, rec.U1 + elemSize);
rec.V2 = Math.Min(baseRec.V1 + maxV * uvScale, rec.V1 + elemSize);
double life = 0.3 + rnd.NextDouble() * 0.7;
TerrainParticle p = AddParticle(terrainParticles, ref terrainCount, false);
p.ResetState(pos, velocity, life);
p.rec = rec;
}
}
protected void DoRender(Game game, ref Vector2 size, ref TextureRec rec,
VertexP3fT2fC4b[] vertices, ref int index)
{
Vector3 p111, p121, p212, p222;
Utils.CalcBillboardPoints(size, Position, ref game.View,
out p111, out p121, out p212, out p222);
World map = game.World;
FastColour col = map.IsLit(Position) ? map.Env.Sunlight : map.Env.Shadowlight;
vertices[index++] = new VertexP3fT2fC4b(p111, rec.U1, rec.V2, col);
vertices[index++] = new VertexP3fT2fC4b(p121, rec.U1, rec.V1, col);
vertices[index++] = new VertexP3fT2fC4b(p222, rec.U2, rec.V1, col);
vertices[index++] = new VertexP3fT2fC4b(p212, rec.U2, rec.V2, col);
}
void SpriteXQuad(bool firstPart, bool mirror)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Right);
TextureRec rec = Atlas1D.GetTexRec(texLoc, 1, out texIndex);
if (lastTexIndex != texIndex)
{
Flush();
}
PackedCol col = cols[0];
if (BlockInfo.Tinted[block])
{
col *= BlockInfo.FogCol[block];
}
float x1 = 0, x2 = 0, z1 = 0, z2 = 0;
if (firstPart)
{
if (mirror)
{
rec.U2 = 0.5f; x2 = -5.5f / 16; z2 = 5.5f / 16;
}
else
{
rec.U1 = 0.5f; x1 = -5.5f / 16; z1 = 5.5f / 16;
}
}
else
{
if (mirror)
{
rec.U1 = 0.5f; x1 = 5.5f / 16; z1 = -5.5f / 16;
}
else
{
rec.U2 = 0.5f; x2 = 5.5f / 16; z2 = -5.5f / 16;
}
}
cache.vertices[index++] = new VertexP3fT2fC4b(x1, 0, z1, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x1, 1, z1, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2, 1, z2, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2, 0, z2, rec.U1, rec.V2, col);
}
void SpriteZQuad(bool firstPart, bool mirror)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Back);
TextureRec rec = Atlas1D.GetTexRec(texLoc, 1, out texIndex);
if (lastTexIndex != texIndex)
{
Flush();
}
PackedCol col = cols[0];
if (BlockInfo.Tinted[block])
{
col *= BlockInfo.FogCol[block];
}
float p1 = 0, p2 = 0;
if (firstPart) // Need to break into two quads for when drawing a sprite model in hand.
{
if (mirror)
{
rec.U1 = 0.5f; p1 = -5.5f / 16;
}
else
{
rec.U2 = 0.5f; p2 = -5.5f / 16;
}
}
else
{
if (mirror)
{
rec.U2 = 0.5f; p2 = 5.5f / 16;
}
else
{
rec.U1 = 0.5f; p1 = 5.5f / 16;
}
}
cache.vertices[index++] = new VertexP3fT2fC4b(p1, 0, p1, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p1, 1, p1, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p2, 1, p2, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(p2, 0, p2, rec.U1, rec.V2, col);
}
void YQuad(float y, int side, float shade)
{
int texId = game.BlockInfo.GetTextureLoc(block, side), texIndex = 0;
TextureRec rec = atlas.GetTexRec(texId, 1, out texIndex);
FlushIfNotSame(texIndex);
FastColour col = bright ? FastColour.White : FastColour.Scale(this.col, shade);
float vOrigin = (texId % atlas.elementsPerAtlas1D) * atlas.invElementSize;
rec.U1 = minBB.X; rec.U2 = maxBB.X;
rec.V1 = vOrigin + minBB.Z * atlas.invElementSize;
rec.V2 = vOrigin + maxBB.Z * atlas.invElementSize * 15.99f / 16f;
cache.vertices[index++] = new VertexP3fT2fC4b(minBB.X - 0.5f, y, minBB.Z - 0.5f, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(maxBB.X - 0.5f, y, minBB.Z - 0.5f, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(maxBB.X - 0.5f, y, maxBB.Z - 0.5f, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(minBB.X - 0.5f, y, maxBB.Z - 0.5f, rec.U1, rec.V2, col);
}
void SpriteXQuad(int side, bool firstPart, bool mirror)
{
int texId = game.BlockInfo.GetTextureLoc(block, side), texIndex = 0;
TextureRec rec = atlas.GetTexRec(texId, 1, out texIndex);
FlushIfNotSame(texIndex);
if (height != 1)
{
rec.V2 = rec.V1 + height * atlas.invElementSize * (15.99f / 16f);
}
int col = this.col;
float x1 = 0, x2 = 0, z1 = 0, z2 = 0;
if (firstPart)
{
if (mirror)
{
rec.U2 = 0.5f; x2 = -5.5f / 16; z2 = 5.5f / 16;
}
else
{
rec.U1 = 0.5f; x1 = -5.5f / 16; z1 = 5.5f / 16;
}
}
else
{
if (mirror)
{
rec.U1 = 0.5f; x1 = 5.5f / 16; z1 = -5.5f / 16;
}
else
{
rec.U2 = 0.5f; x2 = 5.5f / 16; z2 = -5.5f / 16;
}
}
cache.vertices[index++] = new VertexP3fT2fC4b(x1, 0, z1, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x1, 1, z1, rec.U2, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2, 1, z2, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x2, 0, z2, rec.U1, rec.V2, col);
}
void RenderTerrain()
{
for (int i = 0; i < Atlas2D.TilesPerRow * Atlas2D.TilesPerRow;)
{
int index = 0, texIdx = 0, end = i + Atlas1D.TilesPerAtlas;
for (; i < end; i++)
{
TextureRec rec = Atlas1D.GetTexRec(i + baseTexLoc, 1, out texIdx);
int x = i % Atlas2D.TilesPerRow, y = i / Atlas2D.TilesPerRow;
Texture tex = new Texture(0, xOffset + x * tileSize, yOffset + y * tileSize,
tileSize, tileSize, rec);
IGraphicsApi.Make2DQuad(ref tex, PackedCol.White, vertices, ref index);
}
game.Graphics.BindTexture(Atlas1D.TexIds[texIdx]);
game.Graphics.UpdateDynamicVb_IndexedTris(dynamicVb, vertices, index);
}
}
void DrawPosition()
{
int index = 0;
TextureRec xy = new TextureRec(2, posTex.Y1, baseWidth, posTex.Height);
TextureRec uv = new TextureRec(0, posTex.V1, posTex.U2, posTex.V2);
IGraphicsApi.Make2DQuad(xy, uv, game.ModelCache.vertices, ref index);
Vector3I pos = Vector3I.Floor(game.LocalPlayer.Position);
curX = baseWidth + 2;
AddChar(13, ref index);
AddInt(pos.X, ref index, true);
AddInt(pos.Y, ref index, true);
AddInt(pos.Z, ref index, false);
AddChar(14, ref index);
api.BindTexture(posTex.ID);
api.UpdateDynamicIndexedVb(DrawMode.Triangles,
game.ModelCache.vb, game.ModelCache.vertices, index, index * 6 / 4);
}
void XQuad(float x, int side, bool swapU, float shade)
{
int texId = game.BlockInfo.GetTextureLoc(block, side), texIndex = 0;
TextureRec rec = atlas.GetTexRec(texId, 1, out texIndex);
FlushIfNotSame(texIndex);
FastColour col = bright ? FastColour.White : FastColour.Scale(this.col, shade);
float vOrigin = (texId % atlas.elementsPerAtlas1D) * atlas.invElementSize;
rec.U1 = minBB.Z; rec.U2 = maxBB.Z;
rec.V1 = vOrigin + (1 - minBB.Y) * atlas.invElementSize;
rec.V2 = vOrigin + (1 - maxBB.Y) * atlas.invElementSize * 15.99f / 16f;
if (swapU)
{
rec.SwapU();
}
cache.vertices[index++] = new VertexP3fT2fC4b(x, 0, minBB.Z - 0.5f, rec.U1, rec.V1, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x, height, minBB.Z - 0.5f, rec.U1, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x, height, maxBB.Z - 0.5f, rec.U2, rec.V2, col);
cache.vertices[index++] = new VertexP3fT2fC4b(x, 0, maxBB.Z - 0.5f, rec.U2, rec.V1, col);
}
void MakeSelectionTexture()
{
int hSize = (int)selBlockSize;
int vSize = (int)Math.Floor( 23 * 2 * game.GuiHotbarScale );
int y = game.Height - vSize;
TextureRec rec = new TextureRec( 0, 22/256f, 24/256f, 24/256f );
selTex = new Texture( 0, 0, y, hSize, vSize, rec );
}
void AddChar( int charIndex, ref int index )
{
int width = widths[charIndex];
TextureRec xy = new TextureRec( curX, posTex.Y1, width, posTex.Height );
TextureRec uv = new TextureRec( (baseWidth + charIndex * 16) / texWidth,
posTex.V1, width / texWidth, posTex.V2 );
curX += width;
IGraphicsApi.Make2DQuad( xy, uv, game.ModelCache.vertices, ref index );
}
void DrawPosition()
{
int index = 0;
TextureRec xy = new TextureRec( 2, posTex.Y1, baseWidth, posTex.Height );
TextureRec uv = new TextureRec( 0, posTex.V1, posTex.U2, posTex.V2 );
IGraphicsApi.Make2DQuad( xy, uv, game.ModelCache.vertices, ref index );
Vector3I pos = Vector3I.Floor( game.LocalPlayer.Position );
curX = baseWidth + 2;
AddChar( 13, ref index );
AddInt( pos.X, ref index, true );
AddInt( pos.Y, ref index, true );
AddInt( pos.Z, ref index, false );
AddChar( 14, ref index );
api.BindTexture( posTex.ID );
api.UpdateDynamicIndexedVb( DrawMode.Triangles,
game.ModelCache.vb, game.ModelCache.vertices, index, index * 6 / 4 );
}
void DrawX( int x, int z1, int z2, int y1, int y2, int axisSize, FastColour col, ref VertexP3fT2fC4b* vertices )
{
int endZ = z2, endY = y2, startY = y1;
for( ; z1 < endZ; z1 += axisSize ) {
z2 = z1 + axisSize;
if( z2 > endZ ) z2 = endZ;
y1 = startY;
for( ; y1 < endY; y1 += axisSize ) {
y2 = y1 + axisSize;
if( y2 > endY ) y2 = endY;
TextureRec rec = new TextureRec( 0, 0, z2 - z1, y2 - y1 );
*vertices++ = new VertexP3fT2fC4b( x, y1, z1, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( x, y2, z1, rec.U1, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( x, y2, z2, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( x, y1, z2, rec.U2, rec.V2, col );
}
}
}
void DrawY( int x1, int z1, int x2, int z2, float y, int axisSize, FastColour col, float offset, ref VertexP3fT2fC4b* vertices )
{
int endX = x2, endZ = z2, startZ = z1;
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;
TextureRec rec = new TextureRec( 0, 0, x2 - x1, z2 - z1 );
*vertices++ = new VertexP3fT2fC4b( x1 + offset, y + offset, z1 + offset, rec.U1, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( x1 + offset, y + offset, z2 + offset, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( x2 + offset, y + offset, z2 + offset, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( x2 + offset, y + offset, z1 + offset, rec.U2, rec.V1, col );
}
}
}
void DrawZ( int z, int x1, int x2, int y1, int y2, int axisSize, FastColour col, ref VertexP3fT2fC4b* vertices )
{
int endX = x2, endY = y2, startY = y1;
for( ; x1 < endX; x1 += axisSize ) {
x2 = x1 + axisSize;
if( x2 > endX ) x2 = endX;
y1 = startY;
for( ; y1 < endY; y1 += axisSize ) {
y2 = y1 + axisSize;
if( y2 > endY ) y2 = endY;
TextureRec rec = new TextureRec( 0, 0, x2 - x1, y2 - y1 );
*vertices++ = new VertexP3fT2fC4b( x1, y1, z, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( x1, y2, z, rec.U1, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( x2, y2, z, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( x2, y1, z, rec.U2, rec.V2, col );
}
}
}
void DraqSquareShadow( VertexP3fT2fC4b[] verts, ref int index, float y, byte alpha, float x, float z )
{
FastColour col = FastColour.White; col.A = alpha;
TextureRec rec = new TextureRec( 63/128f, 63/128f, 1/128f, 1/128f );
verts[index++] = new VertexP3fT2fC4b( x, y, z, rec.U1, rec.V1, col );
verts[index++] = new VertexP3fT2fC4b( x + 1, y, z, rec.U2, rec.V1, col );
verts[index++] = new VertexP3fT2fC4b( x + 1, y, z + 1, rec.U2, rec.V2, col );
verts[index++] = new VertexP3fT2fC4b( x, y, z + 1, rec.U1, rec.V2, col );
}
void MakeBackgroundTexture()
{
TextureRec rec = new TextureRec( 0, 0, 182/256f, 22/256f );
backTex = new Texture( 0, X, Y, Width, Height, rec );
}
public TerrainParticle( Game game, Vector3 pos, Vector3 velocity, double lifetime, TextureRec rec )
: base(game, pos, velocity, lifetime, rec)
{
}
unsafe void MakeVb()
{
VertexP3fT2fC4b* vertices = stackalloc VertexP3fT2fC4b[count];
IntPtr start = (IntPtr)vertices;
const float pos = 0.5f;
TextureRec rec;
FastColour col = game.World.Env.CloudsCol;
// Render the front quad
rec = new TextureRec( 1/4f, 1/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, -pos, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, -pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, -pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, -pos, rec.U1, rec.V1, col );
// Render the left quad
rec = new TextureRec( 0/4f, 1/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, pos, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, -pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, -pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, pos, rec.U1, rec.V1, col );
// Render the back quad
rec = new TextureRec( 3/4f, 1/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, pos, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, pos, rec.U1, rec.V1, col );
// Render the right quad
rec = new TextureRec( 2/4f, 1/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, -pos, rec.U1, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, -pos, rec.U1, rec.V1, col );
// Render the top quad
rec = new TextureRec( 1/4f, 0/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, -pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, pos, pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, pos, rec.U1, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, pos, -pos, rec.U1, rec.V2, col );
// Render the bottom quad
rec = new TextureRec( 2/4f, 0/2f, 1/4f, 1/2f );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, -pos, rec.U2, rec.V2, col );
*vertices++ = new VertexP3fT2fC4b( -pos, -pos, pos, rec.U2, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, pos, rec.U1, rec.V1, col );
*vertices++ = new VertexP3fT2fC4b( pos, -pos, -pos, rec.U1, rec.V2, col );
vb = game.Graphics.CreateVb( start, VertexFormat.P3fT2fC4b, count );
}