public void Render(ITessellator tessellator)
{
var color = tessellator.CurrentColor;
// TODO: If this is an entity tile, then don't adjust the color...?
// This will cause tile images to become darker as they move into the background layers.
var layer = -tessellator.Transform(Vector3.Zero).Z;
if (layer < _numChunkLayers)
{
var multiplier = 1.0 - (_numChunkLayers - layer) / (_numChunkLayers * 2); // + 0.25f;
tessellator.BindColor(Color.FromArgb((int)MathHelper.Clamp(color.R * multiplier, 0, 255), (int)MathHelper.Clamp(color.G * multiplier, 0, 255), (int)MathHelper.Clamp(color.B * multiplier, 0, 255)));
}
if (Transform != null)
{
tessellator.PushTransform();
Transform.Apply(tessellator);
_tileSet.Render(tessellator, TileIndex, Transform.MirrorX, Transform.MirrorY);
tessellator.PopTransform();
}
else
{
_tileSet.Render(tessellator, TileIndex);
}
tessellator.BindColor(color);
}
public override void Render()
{
base.Render();
_hudCamera.Apply();
_tessellator.Begin(PrimitiveType.Quads);
_tessellator.LoadIdentity();
_tessellator.Translate(0, 0, -10);
_tessellator.BindTexture(null);
_tessellator.BindColor(Color.FromArgb(64, Color.Black));
_tessellator.AddPoint(_hudCamera.Projection.Left, _hudCamera.Projection.Top);
_tessellator.AddPoint(_hudCamera.Projection.Left, _hudCamera.Projection.Bottom);
_tessellator.AddPoint(_hudCamera.Projection.Right, _hudCamera.Projection.Bottom);
_tessellator.AddPoint(_hudCamera.Projection.Right, _hudCamera.Projection.Top);
_tessellator.BindColor(Color.White);
var scale = new Vector2(_ascii.Width, _ascii.Height) * 4;
_tessellator.Scale(scale.X, scale.Y);
_tessellator.Translate(-scale.X * PAUSE_MESSAGE.Length / 2, -scale.Y / 2);
_ascii.RenderText(_tessellator, PAUSE_MESSAGE);
_tessellator.End();
//_writer.Write(PAUSE_MESSAGE);
}
public override void Render(ITessellator tessellator, IChunkAccess chunk, ChunkLayer layer, int x, int y)
{
base.Render(tessellator, chunk, layer, x, y);
var color = tessellator.CurrentColor;
tessellator.BindColor(OutlineColor);
if (chunk[layer, x - 1, y] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_westWall));
}
if (chunk[layer, x + 1, y] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_eastWall));
}
if (chunk[layer, x, y - 1] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_northWall));
}
if (chunk[layer, x, y + 1] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_southWall));
}
tessellator.BindColor(color);
}
protected override void RenderContent(ITessellator tessellator)
{
if (Shadowed)
{
tessellator.Translate(1, 1);
tessellator.BindColor(ShadowColor);
UI_ASCII.RenderText(tessellator, Text);
tessellator.Translate(-1, -1);
}
tessellator.BindColor(TextColor);
UI_ASCII.RenderText(tessellator, Text);
}
protected override void RenderContent(ITessellator tessellator)
{
if (Shadowed)
{
tessellator.Translate(1, 1);
tessellator.BindColor(ShadowColor);
UI_ASCII.RenderText(tessellator, Text);
tessellator.Translate(-1, -1);
}
tessellator.BindColor(TextColor);
UI_ASCII.RenderText(tessellator, Text);
}
public void Render(ITessellator tessellator)
{
var color = tessellator.CurrentColor;
// TODO: If this is an entity tile, then don't adjust the color...?
// This will cause tile images to become darker as they move into the background layers.
var layer = -tessellator.Transform(Vector3.Zero).Z;
if (layer < _numChunkLayers)
{
var multiplier = 1.0 - (_numChunkLayers - layer) / (_numChunkLayers * 2); // + 0.25f;
tessellator.BindColor(Color.FromArgb((int)MathHelper.Clamp(color.R * multiplier, 0, 255), (int)MathHelper.Clamp(color.G * multiplier, 0, 255), (int)MathHelper.Clamp(color.B * multiplier, 0, 255)));
}
if (Transform != null)
{
tessellator.PushTransform();
Transform.Apply(tessellator);
_tileSet.Render(tessellator, TileIndex, Transform.MirrorX, Transform.MirrorY);
tessellator.PopTransform();
}
else
{
_tileSet.Render(tessellator, TileIndex);
}
tessellator.BindColor(color);
}
public override void Render()
{
base.Render();
_hudCamera.Apply();
_tessellator.Begin(PrimitiveType.Quads);
_tessellator.LoadIdentity();
_tessellator.Translate(0, 0, 10);
var scale = new Vector2(_ascii.Width, _ascii.Height) * 2;
_tessellator.Scale(scale.X, scale.Y);
var alpha = 255;
_tessellator.Translate(_hudCamera.Projection.Left, _hudCamera.Projection.Bottom - scale.Y);
foreach (var message in _progressMessages)
{
_tessellator.BindColor(Color.FromArgb(alpha, Color.White));
_ascii.RenderText(_tessellator, message);
_tessellator.Translate(0, -scale.Y);
alpha = MathHelper.Clamp(alpha - 8, 0, 255);
}
_tessellator.End();
}
private void RenderFieldOfView(int[,] fovMap, ITessellator tessellator, Camera <OrthographicProjection> camera, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.PushTransform();
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Lights);
tessellator.BindTexture(null);
for (var y = 0; y < fovMap.GetLength(0); y++)
{
for (var x = 0; x < fovMap.GetLength(1); x++)
{
if (fovMap[y, x] == 255)
{
continue;
}
tessellator.BindColor(Color.FromArgb(255 - fovMap[y, x], 0, 0, 0));
tessellator.Translate(minX + x, minY + y);
tessellator.AddPoint(0, 0);
tessellator.AddPoint(0, 1);
tessellator.AddPoint(1, 1);
tessellator.AddPoint(1, 0);
tessellator.Translate(-(minX + x), -(minY + y));
}
}
tessellator.PopTransform();
}
public void Render(Camera <OrthographicProjection> camera, PlayerEntity player, IChunkAccess chunk)
{
var topLeft = Vector3.Transform(new Vector3(camera.Projection.Left, camera.Projection.Top, 0), camera.ModelViewMatrix.Inverted());
var bottomRight = Vector3.Transform(new Vector3(camera.Projection.Right, camera.Projection.Bottom, 0), camera.ModelViewMatrix.Inverted());
var minX = (int)Math.Floor(topLeft.X);
var maxX = (int)Math.Ceiling(bottomRight.X);
var minY = (int)Math.Floor(topLeft.Y);
var maxY = (int)Math.Ceiling(bottomRight.Y);
_tessellator.BindColor(Color.White);
_tessellator.LoadIdentity();
_tessellator.Begin(PrimitiveType.Quads);
RenderLayer(_tessellator, chunk, ChunkLayer.Background, minX, maxX, minY, maxY);
RenderLayer(_tessellator, chunk, ChunkLayer.Floor, minX, maxX, minY, maxY);
RenderEntities(_tessellator, chunk, minX, maxX, minY, maxY);
RenderLayer(_tessellator, chunk, ChunkLayer.Blocking, minX, maxX, minY, maxY);
RenderLayer(_tessellator, chunk, ChunkLayer.Ceiling, minX, maxX, minY, maxY);
var fov = CalculateFieldOfView(_tessellator, camera, player, chunk, minX, maxX, minY, maxY);
RenderFieldOfView(fov, _tessellator, camera, chunk, minX, maxX, minY, maxY);
_tessellator.End();
}
protected override void RenderContent(ITessellator tessellator)
{
base.RenderContent(tessellator);
if ((ItemStack != null) && (ItemStack.StackSize > 1))
{
tessellator.BindColor(Color.Yellow);
tessellator.Translate(-6, 16, -1);
ASCII.RenderText(tessellator, ItemStack.StackSize.ToString());
tessellator.Translate(6, -16, 1);
}
}
protected override void RenderContent(ITessellator tessellator)
{
base.RenderContent(tessellator);
if ((ItemStack != null) && (ItemStack.StackSize > 1))
{
tessellator.BindColor(Color.Yellow);
tessellator.Translate(-6, 16, -1);
ASCII.RenderText(tessellator, ItemStack.StackSize.ToString());
tessellator.Translate(6, -16, 1);
}
}
public override void Render()
{
base.Render();
GL.ClearColor(Color.FromArgb(48, 48, 48));
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
_worldManager.Render();
if (!_uiManager.HasMouseHover)
{
if (_worldManager.Player.CanReach((int)_mouseBlockPosition.X, (int)_mouseBlockPosition.Y))
{
_tessellator.Begin(PrimitiveType.Quads);
_tessellator.LoadIdentity();
_tessellator.Translate(0, 0, -9); // map overlay render layer
// Render the tile selector.
_tessellator.BindTexture(null);
_tessellator.BindColor(Color.FromArgb(64, Color.Black));
_tessellator.Translate(_mouseBlockPosition.X, _mouseBlockPosition.Y);
_tessellator.AddPoint(0, 0);
_tessellator.AddPoint(0, 1);
_tessellator.AddPoint(1, 1);
_tessellator.AddPoint(1, 0);
if (_uiManager.SelectedToolbarSlot != null)
{
_tessellator.BindColor(Color.FromArgb(128, Color.White));
ItemRenderManager.Instance.Render(_tessellator, _uiManager.SelectedToolbarSlot.GetItem());
}
_tessellator.End();
}
}
_uiManager.Render();
}
private void Render(ITessellator tessellator, BlockEntity entity)
{
var color = tessellator.CurrentColor;
tessellator.BindColor(Color.FromArgb(196, entity.IsSelected ? Color.Red : Color.White));
tessellator.PushTransform();
var origin = tessellator.Transform(Vector3.Zero);
tessellator.LoadIdentity();
tessellator.Scale(entity.Size, entity.Size);
tessellator.Translate(-entity.Size / 2, -entity.Size / 2); // center the rotation
tessellator.Rotate(entity.Rotation, 0, 0, 1);
tessellator.Translate(entity.Size, entity.Size);
tessellator.Translate(origin);
//tessellator.Translate(entity.Size, entity.Size); // center on the current tile position
tessellator.Translate(entity.Position); // move to the entity's position
BlockRegistry.Instance.GetById(entity.BlockID).Renderer.Render(tessellator);
tessellator.PopTransform();
tessellator.BindColor(color); // TODO: Is this still needed?
}
private void Render(ITessellator tessellator, BlockEntity entity)
{
var color = tessellator.CurrentColor;
tessellator.BindColor(Color.FromArgb(196, entity.IsSelected ? Color.Red : Color.White));
tessellator.PushTransform();
var origin = tessellator.Transform(Vector3.Zero);
tessellator.LoadIdentity();
tessellator.Scale(entity.Size, entity.Size);
tessellator.Translate(-entity.Size / 2, -entity.Size / 2); // center the rotation
tessellator.Rotate(entity.Rotation, 0, 0, 1);
tessellator.Translate(entity.Size, entity.Size);
tessellator.Translate(origin);
//tessellator.Translate(entity.Size, entity.Size); // center on the current tile position
tessellator.Translate(entity.Position); // move to the entity's position
BlockRegistry.Instance.GetById(entity.BlockID).Renderer.Render(tessellator);
tessellator.PopTransform();
tessellator.BindColor(color); // TODO: Is this still needed?
}
public override void Render(ITessellator tessellator, IChunkAccess chunk, ChunkLayer layer, int x, int y)
{
base.Render(tessellator, chunk, layer, x, y);
var color = tessellator.CurrentColor;
tessellator.BindColor(OutlineColor);
if (chunk[layer, x - 1, y] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_westWall));
}
if (chunk[layer, x + 1, y] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_eastWall));
}
if (chunk[layer, x, y - 1] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_northWall));
}
if (chunk[layer, x, y + 1] != chunk[layer, x, y])
{
_connectedWallTiles.Render(tessellator, _connectedWallTiles.GetTileIndexFromName(_southWall));
}
tessellator.BindColor(color);
}
/// <summary>
/// Render a solid rectangle.
/// </summary>
protected void RenderRectangle(ITessellator tessellator, Color color, int tileWidth, int tileHeight)
{
tessellator.PushTransform();
tessellator.BindColor(color);
for (var y = 0; y < tileHeight; y++)
{
for (var x = 0; x < tileWidth; x++)
{
UI_ASCII.Render(tessellator, ASCII_SOLID);
tessellator.Translate(UI_ASCII.Width, 0);
}
tessellator.Translate(-UI_ASCII.Width * tileWidth, UI_ASCII.Height);
}
tessellator.PopTransform();
}
protected override void RenderContent(ITessellator tessellator)
{
base.RenderContent(tessellator);
// TODO: Item.Renderer.Color = ModifyColorByState(_itemColor);
tessellator.Translate(UI_ASCII.Width * 1.5f, UI_ASCII.Height * 1.5f);
Scale(tessellator, 8.0f * 2.0f);
if (Renderable != null)
{
tessellator.BindColor(Color.White);
Renderable.Render(tessellator);
}
if (Hotkey.HasValue)
{
tessellator.BindColor(Color.White);
Scale(tessellator, 8f);
tessellator.Translate(16, 16, -1);
ASCII.RenderText(tessellator, ConvertEx.ChangeType <char>(Hotkey.Value).ToString());
tessellator.Translate(-16, -16, 1);
}
}
private void RenderEntities(ITessellator tessellator, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Blocking);
foreach (var entity in chunk.Entities)
{
if (CommonCore.Math.MathHelper.IsInRange(entity.Position.X, minX, maxX + 1) &&
CommonCore.Math.MathHelper.IsInRange(entity.Position.Y, minY, maxY + 1))
{
tessellator.BindColor(Color.White);
EntityRenderManager.Instance.Render(tessellator, entity);
}
}
tessellator.Translate(0, 0, (int)ChunkLayer.Blocking);
}
protected override void RenderContent(ITessellator tessellator)
{
RenderRectangle(tessellator, BackgroundColor, _tileWidth, _tileHeight);
tessellator.BindColor(BorderColor);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_TOPLEFT : ASCII_SINGLELINE_TOPLEFT);
for (var n = 0; n < _tileWidth - 2; n++)
{
tessellator.Translate(UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_HORIZONTAL : ASCII_SINGLELINE_HORIZONTAL); // top
}
tessellator.Translate(UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_TOPRIGHT : ASCII_SINGLELINE_TOPRIGHT);
tessellator.Translate(0, UI_ASCII.Height * (_tileHeight - 1));
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_BOTTOMRIGHT : ASCII_SINGLELINE_BOTTOMRIGHT);
for (var n = 0; n < _tileWidth - 2; n++)
{
tessellator.Translate(-UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_HORIZONTAL : ASCII_SINGLELINE_HORIZONTAL); // bottom
}
tessellator.Translate(-UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_BOTTOMLEFT : ASCII_SINGLELINE_BOTTOMLEFT);
for (var n = 0; n < _tileHeight - 2; n++)
{
tessellator.Translate(0, -UI_ASCII.Height);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_VERTICAL : ASCII_SINGLELINE_VERTICAL); // left
}
tessellator.Translate(UI_ASCII.Width * (_tileWidth - 1), 0);
for (var n = 0; n < _tileHeight - 2; n++)
{
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_VERTICAL : ASCII_SINGLELINE_VERTICAL); // right
tessellator.Translate(0, UI_ASCII.Height);
}
}
protected override void RenderContent(ITessellator tessellator)
{
RenderRectangle(tessellator, BackgroundColor, _tileWidth, _tileHeight);
tessellator.BindColor(BorderColor);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_TOPLEFT : ASCII_SINGLELINE_TOPLEFT);
for (var n = 0; n < _tileWidth - 2; n++)
{
tessellator.Translate(UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_HORIZONTAL : ASCII_SINGLELINE_HORIZONTAL); // top
}
tessellator.Translate(UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_TOPRIGHT : ASCII_SINGLELINE_TOPRIGHT);
tessellator.Translate(0, UI_ASCII.Height * (_tileHeight - 1));
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_BOTTOMRIGHT : ASCII_SINGLELINE_BOTTOMRIGHT);
for (var n = 0; n < _tileWidth - 2; n++)
{
tessellator.Translate(-UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_HORIZONTAL : ASCII_SINGLELINE_HORIZONTAL); // bottom
}
tessellator.Translate(-UI_ASCII.Width, 0);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_BOTTOMLEFT : ASCII_SINGLELINE_BOTTOMLEFT);
for (var n = 0; n < _tileHeight - 2; n++)
{
tessellator.Translate(0, -UI_ASCII.Height);
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_VERTICAL : ASCII_SINGLELINE_VERTICAL); // left
}
tessellator.Translate(UI_ASCII.Width * (_tileWidth - 1), 0);
for (var n = 0; n < _tileHeight - 2; n++)
{
UI_ASCII.Render(tessellator, DOUBLELINED ? ASCII_DOUBLELINE_VERTICAL : ASCII_SINGLELINE_VERTICAL); // right
tessellator.Translate(0, UI_ASCII.Height);
}
}
protected override void RenderContent(ITessellator tessellator)
{
base.RenderContent(tessellator);
// TODO: Item.Renderer.Color = ModifyColorByState(_itemColor);
tessellator.Translate(UI_ASCII.Width * 1.5f, UI_ASCII.Height * 1.5f);
Scale(tessellator, 8.0f * 2.0f);
if (Renderable != null)
{
tessellator.BindColor(Color.White);
Renderable.Render(tessellator);
}
if (Hotkey.HasValue)
{
tessellator.BindColor(Color.White);
Scale(tessellator, 8f);
tessellator.Translate(16, 16, -1);
ASCII.RenderText(tessellator, ConvertEx.ChangeType<char>(Hotkey.Value).ToString());
tessellator.Translate(-16, -16, 1);
}
}
/// <summary>
/// Render a solid rectangle.
/// </summary>
protected void RenderRectangle(ITessellator tessellator, Color color, int tileWidth, int tileHeight)
{
tessellator.PushTransform();
tessellator.BindColor(color);
for (var y = 0; y < tileHeight; y++)
{
for (var x = 0; x < tileWidth; x++)
{
UI_ASCII.Render(tessellator, ASCII_SOLID);
tessellator.Translate(UI_ASCII.Width, 0);
}
tessellator.Translate(-UI_ASCII.Width * tileWidth, UI_ASCII.Height);
}
tessellator.PopTransform();
}
private void RenderFieldOfView(int[,] fovMap, ITessellator tessellator, Camera<OrthographicProjection> camera, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.PushTransform();
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Lights);
tessellator.BindTexture(null);
for (var y = 0; y < fovMap.GetLength(0); y++)
{
for (var x = 0; x < fovMap.GetLength(1); x++)
{
if (fovMap[y, x] == 255)
{
continue;
}
tessellator.BindColor(Color.FromArgb(255 - fovMap[y, x], 0, 0, 0));
tessellator.Translate(minX + x, minY + y);
tessellator.AddPoint(0, 0);
tessellator.AddPoint(0, 1);
tessellator.AddPoint(1, 1);
tessellator.AddPoint(1, 0);
tessellator.Translate(-(minX + x), -(minY + y));
}
}
tessellator.PopTransform();
}
/// <summary>
/// Renders a light map around each entity.
/// </summary>
/// <remarks>
/// Also takes line-of-sight into account.
/// </remarks>
private void RenderLightMap(ITessellator tessellator, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.PushTransform();
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Lights);
tessellator.BindTexture(null);
int[,] lightMap = new int[maxY - minY + 1, maxX - minX + 1];
foreach (var entity in chunk.Entities)
{
var originX = (int)(entity.Position.X);
var originY = (int)(entity.Position.Y);
var considered = new List<Vector2I>();
//for (var angle = 0.0f; angle < 360.0f; angle += (9.0f - distance)) // hit more angles as you move further out
for (var angle = 0.0f; angle < 360.0f; angle += 1.0f)
{
for (var distance = 0.0f; distance < chunk.AmbientLightLevel * 2.0f; distance++)
{
var x = (int)(originX + distance * Math.Cos(OpenTK.MathHelper.DegreesToRadians(angle)));
var y = (int)(originY + distance * Math.Sin(OpenTK.MathHelper.DegreesToRadians(angle)));
var vector = new Vector2I(y - minY, x - minX);
if (!considered.Contains(vector))
{
considered.Add(vector);
if (CommonCore.Math.MathHelper.IsInRange(y - minY, 0, maxY - minY + 1) && CommonCore.Math.MathHelper.IsInRange(x - minX, 0, maxX - minX + 1))
{
//var alpha = (8.0f - distance) / 8.0f;
var alpha = 1.0f / Math.Pow((distance + 1) / chunk.AmbientLightLevel, 2);
lightMap[y - minY, x - minX] = OpenTK.MathHelper.Clamp((int)(lightMap[y - minY, x - minX] + alpha * 255.0f), 0, 255);
}
else
{
break;
}
}
if (chunk[ChunkLayer.Blocking, x, y] != 0)
{
break;
}
}
}
}
for (var y = 0; y < lightMap.GetLength(0); y++)
{
for (var x = 0; x < lightMap.GetLength(1); x++)
{
tessellator.BindColor(Color.FromArgb(255 - lightMap[y, x], 0, 0, 0));
tessellator.Translate(minX + x, minY + y);
tessellator.AddPoint(0, 0);
tessellator.AddPoint(0, 1);
tessellator.AddPoint(1, 1);
tessellator.AddPoint(1, 0);
tessellator.Translate(-(minX + x), -(minY + y));
}
}
tessellator.PopTransform();
}
/// <summary>
/// Renders a light map around each entity.
/// </summary>
/// <remarks>
/// Also takes line-of-sight into account.
/// </remarks>
private void RenderLightMap(ITessellator tessellator, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.PushTransform();
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Lights);
tessellator.BindTexture(null);
int[,] lightMap = new int[maxY - minY + 1, maxX - minX + 1];
foreach (var entity in chunk.Entities)
{
var originX = (int)(entity.Position.X);
var originY = (int)(entity.Position.Y);
var considered = new List <Vector2I>();
//for (var angle = 0.0f; angle < 360.0f; angle += (9.0f - distance)) // hit more angles as you move further out
for (var angle = 0.0f; angle < 360.0f; angle += 1.0f)
{
for (var distance = 0.0f; distance < chunk.AmbientLightLevel * 2.0f; distance++)
{
var x = (int)(originX + distance * Math.Cos(OpenTK.MathHelper.DegreesToRadians(angle)));
var y = (int)(originY + distance * Math.Sin(OpenTK.MathHelper.DegreesToRadians(angle)));
var vector = new Vector2I(y - minY, x - minX);
if (!considered.Contains(vector))
{
considered.Add(vector);
if (CommonCore.Math.MathHelper.IsInRange(y - minY, 0, maxY - minY + 1) && CommonCore.Math.MathHelper.IsInRange(x - minX, 0, maxX - minX + 1))
{
//var alpha = (8.0f - distance) / 8.0f;
var alpha = 1.0f / Math.Pow((distance + 1) / chunk.AmbientLightLevel, 2);
lightMap[y - minY, x - minX] = OpenTK.MathHelper.Clamp((int)(lightMap[y - minY, x - minX] + alpha * 255.0f), 0, 255);
}
else
{
break;
}
}
if (chunk[ChunkLayer.Blocking, x, y] != 0)
{
break;
}
}
}
}
for (var y = 0; y < lightMap.GetLength(0); y++)
{
for (var x = 0; x < lightMap.GetLength(1); x++)
{
tessellator.BindColor(Color.FromArgb(255 - lightMap[y, x], 0, 0, 0));
tessellator.Translate(minX + x, minY + y);
tessellator.AddPoint(0, 0);
tessellator.AddPoint(0, 1);
tessellator.AddPoint(1, 1);
tessellator.AddPoint(1, 0);
tessellator.Translate(-(minX + x), -(minY + y));
}
}
tessellator.PopTransform();
}
private void RenderEntities(ITessellator tessellator, IChunkAccess chunk, int minX, int maxX, int minY, int maxY)
{
tessellator.Translate(0, 0, -1 * (int)ChunkLayer.Blocking);
foreach (var entity in chunk.Entities)
{
if (CommonCore.Math.MathHelper.IsInRange(entity.Position.X, minX, maxX + 1) &&
CommonCore.Math.MathHelper.IsInRange(entity.Position.Y, minY, maxY + 1))
{
tessellator.BindColor(Color.White);
EntityRenderManager.Instance.Render(tessellator, entity);
}
}
tessellator.Translate(0, 0, (int)ChunkLayer.Blocking);
}