/// <summary>
/// Renders the current map as the background of the level
/// </summary>
private void RenderGameBackground(TCODConsole targetConsole, Camera camera, AreaMap currentMap,
Vector2 screenCenter)
{
int left = camera.GetBound(Camera.EBound.Left);
int right = camera.GetBound(Camera.EBound.Right);
int top = camera.GetBound(Camera.EBound.Top);
int bottom = camera.GetBound(Camera.EBound.Bottom);
if (left < 0)
{
left = 0;
right = camera.width;
}
if (top < 0)
{
top = 0;
bottom = camera.height;
}
if (right > currentMap.width)
{
left = currentMap.width - camera.width;
right = currentMap.width;
}
if (bottom > currentMap.height)
{
top = currentMap.height - camera.height;
bottom = currentMap.height;
}
TCODColor fg, bg;
for (int y = top; y < bottom; y++)
{
for (int x = left; x < right; x++)
{
// Translate the world coords into screen coords
int screenX = camera.screenX + x - left;
int screenY = camera.screenY + y - top;
var tile = currentMap.GetTile(x, y);
fg = tile.terrain.fg;
bg = tile.terrain.bg;
char ch = tile.terrain.Ch;
if (!tile.explored && showOnlyExplored)
{
bg = AreaMap.unexplored.bg;
fg = AreaMap.unexplored.fg;
ch = AreaMap.unexplored.Ch;
}
// If the tile is not in the current LOS, fade its color
if (!tile.cachedLOS && showOnlyLOS)
{
bg = FadeColor(bg, blockedBrightness);
fg = FadeColor(fg, blockedBrightness);
}
if (doCircularFade)
{
bg = GetFadedColor(new Vector2(screenX, screenY), screenCenter, bg);
fg = GetFadedColor(new Vector2(screenX, screenY), screenCenter, fg);
}
targetConsole.setCharBackground(screenX, screenY, bg);
targetConsole.setCharForeground(screenX, screenY, fg);
targetConsole.setChar(screenX, screenY, ch);
}
}
}
/// <summary>
/// Renders all game objects that have a draw component attached onto the target console, at their world positions
/// Also obeys current visibility rules
/// </summary>
private void RenderEntities(TCODConsole targetConsole, Camera camera, AreaMap currentMap,
Vector2 screenCenter)
{
int left = camera.GetBound(Camera.EBound.Left);
int right = camera.GetBound(Camera.EBound.Right);
int top = camera.GetBound(Camera.EBound.Top);
int bottom = camera.GetBound(Camera.EBound.Bottom);
if (left < 0)
{
left = 0;
right = camera.width;
}
if (top < 0)
{
top = 0;
bottom = camera.height;
}
if (right > currentMap.width)
{
left = currentMap.width - camera.width;
right = currentMap.width;
}
if (bottom > currentMap.height)
{
top = currentMap.height - camera.height;
bottom = currentMap.height;
}
Vector2 pos;
TCODColor col;
for (int i = drawList.Count - 1; i >= 0; i--)
{
pos = drawList[i].owner.position;
bool los = currentMap.GetTile(pos.X, pos.Y).cachedLOS;
bool explored = currentMap.GetTile(pos.X, pos.Y).explored;
bool isVisible = true;
// Do not draw object if it is not in los and is not static, or if it is static, then only if it hasn't been explored yet
if (!explored)
{
continue;
}
else if (!los)
{
// check if the entity wants to be rendered anyways
if (!drawList[i].owner.Has(typeof(StaticComponent)))
{
continue;
}
isVisible = false;
}
col = drawList[i].color;
TCODColor fadedColor = new TCODColor(col.Red, col.Green, col.Blue);
// Fade the color based on how far from the center it is
if (doCircularFade)
{
fadedColor = GetFadedColor(pos, screenCenter, col);
}
if (!isVisible)
{
fadedColor = FadeColor(fadedColor, 0.5f);
}
int screenX = camera.screenX + pos.X - left;
int screenY = camera.screenY + pos.Y - top;
// Draw the char to the forground layer
targetConsole.setCharForeground(screenX, screenY, fadedColor);
targetConsole.setChar(screenX, screenY, drawList[i].ch);
}
}