protected override void DrawPlayerModel( Player p )
{
graphics.Texturing = true;
graphics.AlphaTest = true;
block = Byte.Parse( p.ModelName );
if( block == 0 ) {
blockHeight = 1;
return;
}
graphics.BindTexture( game.TerrainAtlas.TexId );
blockHeight = game.BlockInfo.Height[block];
atlas = game.TerrainAtlas;
BlockInfo = game.BlockInfo;
if( BlockInfo.IsSprite[block] ) {
XQuad( 0f, TileSide.Right, false );
ZQuad( 0f, TileSide.Back, false );
} else {
YQuad( blockHeight, TileSide.Top );
XQuad( -0.5f, TileSide.Right, false );
XQuad( 0.5f, TileSide.Left, true );
ZQuad( -0.5f, TileSide.Front, true );
ZQuad( 0.5f, TileSide.Back, false );
YQuad( 0f, TileSide.Bottom );
}
}
public int CalcMaxUsedRow(TerrainAtlas2D atlas2D, BlockInfo info)
{
int maxVerSize = Math.Min(4096, graphics.MaxTextureDimensions);
int verElements = maxVerSize / atlas2D.elementSize;
int totalElements = GetMaxUsedRow(info.textures) * TerrainAtlas2D.ElementsPerRow;
return(Utils.CeilDiv(totalElements, verElements));
}
public int CalcMaxUsedRow( TerrainAtlas2D atlas2D, BlockInfo info )
{
int maxVerSize = Math.Min( 4096, graphics.MaxTextureDimensions );
int verElements = maxVerSize / atlas2D.elementSize;
int totalElements = GetMaxUsedRow( info.textures ) * TerrainAtlas2D.ElementsPerRow;
Utils.LogDebug( "Used atlases: " + Utils.CeilDiv( totalElements, verElements ) );
return Utils.CeilDiv( totalElements, verElements );
}
void MakeTexture(ref int id, ref int lastTexLoc, BlockID block)
{
int texLoc = BlockInfo.GetTextureLoc(block, Side.Top);
if (texLoc == lastTexLoc || game.Graphics.LostContext)
{
return;
}
lastTexLoc = texLoc;
game.Graphics.DeleteTexture(ref id);
id = TerrainAtlas2D.LoadTextureElement(texLoc);
}
void MakeTexture(ref int id, ref int lastTexLoc, int newTex)
{
int texLoc = newTex;
if (texLoc == lastTexLoc || game.Graphics.LostContext)
{
return;
}
lastTexLoc = texLoc;
game.Graphics.DeleteTexture(ref id);
id = TerrainAtlas2D.LoadTextureElement(texLoc);
}
void Convert2DTo1D(TerrainAtlas2D atlas2D, int atlasesCount, int atlas1DHeight)
{
TexIds = new int[atlasesCount];
Utils.LogDebug("Loaded new atlas: {0} bmps, {1} per bmp", atlasesCount, elementsPerAtlas1D);
int index = 0;
using (FastBitmap atlas = new FastBitmap(atlas2D.AtlasBitmap, true, true)) {
for (int i = 0; i < TexIds.Length; i++)
{
Make1DTexture(i, atlas, atlas2D, atlas1DHeight, ref index);
}
}
}
public void UpdateState( TerrainAtlas2D atlas2D )
{
int maxVerticalSize = Math.Min( 4096, graphics.MaxTextureDimensions );
int elementsPerFullAtlas = maxVerticalSize / atlas2D.elementSize;
int totalElements = TerrainAtlas2D.RowsCount * TerrainAtlas2D.ElementsPerRow;
int atlasesCount = Utils.CeilDiv( totalElements, elementsPerFullAtlas );
elementsPerAtlas1D = Math.Min( elementsPerFullAtlas, totalElements );
int atlas1DHeight = Utils.NextPowerOf2( elementsPerAtlas1D * atlas2D.elementSize );
Convert2DTo1D( atlas2D, atlasesCount, atlas1DHeight );
elementsPerBitmap = atlas1DHeight / atlas2D.elementSize;
invElementSize = 1f / elementsPerBitmap;
}
public void UpdateState(TerrainAtlas2D atlas2D)
{
int maxVerticalSize = Math.Min(4096, game.Graphics.MaxTextureDimensions);
int elementsPerFullAtlas = maxVerticalSize / atlas2D.TileSize;
int totalElements = TerrainAtlas2D.RowsCount * TerrainAtlas2D.TilesPerRow;
int atlasesCount = Utils.CeilDiv(totalElements, elementsPerFullAtlas);
elementsPerAtlas1D = Math.Min(elementsPerFullAtlas, totalElements);
int atlas1DHeight = Utils.NextPowerOf2(elementsPerAtlas1D * atlas2D.TileSize);
Convert2DTo1D(atlas2D, atlasesCount, atlas1DHeight);
elementsPerBitmap = atlas1DHeight / atlas2D.TileSize;
invElementSize = 1f / elementsPerBitmap;
}
void Make1DTexture(int i, FastBitmap atlas, TerrainAtlas2D atlas2D, int atlas1DHeight, ref int index)
{
int elemSize = atlas2D.TileSize;
using (Bitmap atlas1d = Platform.CreateBmp(atlas2D.TileSize, atlas1DHeight))
using (FastBitmap dst = new FastBitmap(atlas1d, true, false))
{
for (int index1D = 0; index1D < elementsPerAtlas1D; index1D++)
{
FastBitmap.MovePortion((index & 0x0F) * elemSize, (index >> 4) * elemSize,
0, index1D * elemSize, atlas, dst, elemSize);
index++;
}
TexIds[i] = game.Graphics.CreateTexture(dst, true, game.Graphics.Mipmaps);
}
}
protected override void DrawPlayerModel( Player p )
{
// TODO: using 'is' is ugly, but means we can avoid creating
// a string every single time held block changes.
if( p is FakePlayer ) {
Vector3I eyePos = Vector3I.Floor( game.LocalPlayer.EyePosition );
FastColour baseCol = game.Map.IsLit( eyePos ) ? game.Map.Sunlight : game.Map.Shadowlight;
col = FastColour.Scale( baseCol, 0.8f );
block = ((FakePlayer)p).Block;
} else {
block = Byte.Parse( p.ModelName );
}
if( block == 0 ) {
blockHeight = 1;
return;
}
graphics.BindTexture( game.TerrainAtlas.TexId );
blockHeight = game.BlockInfo.Height[block];
atlas = game.TerrainAtlas;
BlockInfo = game.BlockInfo;
if( BlockInfo.IsSprite[block] ) {
float offset = TerrainAtlas2D.invElementSize / 2;
XQuad( 0f, TileSide.Right, -scale, 0, 0, -offset, false );
ZQuad( 0f, TileSide.Back, 0, scale, offset, 0, false );
XQuad( 0f, TileSide.Right, 0, scale, offset, 0, false );
ZQuad( 0f, TileSide.Back, -scale, 0, 0, -offset, false );
} else {
YQuad( 0f, TileSide.Bottom );
XQuad( scale, TileSide.Left, -scale, scale, 0, 0, true );
ZQuad( -scale, TileSide.Front, -scale, scale, 0, 0, true );
ZQuad( scale, TileSide.Back, -scale, scale, 0, 0, true );
YQuad( blockHeight, TileSide.Top );
XQuad( -scale, TileSide.Right, -scale, scale, 0, 0, true );
}
graphics.UpdateDynamicIndexedVb( DrawMode.Triangles, cache.vb, cache.vertices, index, index * 6 / 4 );
}
void Convert2DTo1D( TerrainAtlas2D atlas2D, int atlasesCount, int atlas1DHeight )
{
TexIds = new int[atlasesCount];
Utils.LogDebug( "Loaded new atlas: {0} bmps, {1} per bmp", atlasesCount, elementsPerAtlas1D );
int index = 0;
using( FastBitmap atlas = new FastBitmap( atlas2D.AtlasBitmap, true, true ) ) {
for( int i = 0; i < TexIds.Length; i++ )
Make1DTexture( i, atlas, atlas2D, atlas1DHeight, ref index );
}
}
void Make1DTexture( int i, FastBitmap atlas, TerrainAtlas2D atlas2D, int atlas1DHeight, ref int index )
{
int elemSize = atlas2D.elementSize;
using( Bitmap atlas1d = new Bitmap( atlas2D.elementSize, atlas1DHeight ) )
using( FastBitmap dst = new FastBitmap( atlas1d, true, false ) )
{
for( int index1D = 0; index1D < elementsPerAtlas1D; index1D++ ) {
FastBitmap.MovePortion( (index & 0x0F) * elemSize, (index >> 4) * elemSize,
0, index1D * elemSize, atlas, dst, elemSize );
index++;
}
TexIds[i] = graphics.CreateTexture( dst );
}
}