protected override void Update(GameTime gameTime)
{
keyboardState = Keyboard.GetState();
if (keyboardState.IsKeyDown(Keys.Escape))
{
this.Exit();
}
if (IsKeyTyped(Keys.F1))
{
ChangeTerrain(TerrainType.Quadtree);
}
if (IsKeyTyped(Keys.F2))
{
ChangeTerrain(TerrainType.GeoMipMap);
}
if (IsKeyTyped(Keys.F3))
{
ChangeTerrain(TerrainType.ROAM);
}
if (IsKeyTyped(Keys.D0))
{
ToggleFullscreen();
}
if (IsKeyTyped(Keys.Tab))
{
ToggleFillMode();
}
if (IsKeyTyped(Keys.G))
{
terrain.GeomorphEnabled = !terrain.GeomorphEnabled;
}
if (IsKeyTyped(Keys.H))
{
terrain.HeightmapEnabled = !terrain.HeightmapEnabled;
}
if (IsKeyTyped(Keys.T))
{
terrain.TextureEnabled = !terrain.TextureEnabled;
}
if (IsKeyTyped(Keys.L))
{
terrain.LightEnabled = !terrain.LightEnabled;
}
if (IsKeyTyped(Keys.B))
{
terrain.BruteForceEnabled = !terrain.BruteForceEnabled;
}
if (IsKeyTyped(Keys.F))
{
terrain.FrustumCullingEnabled = !terrain.FrustumCullingEnabled;
}
if (IsKeyTyped(Keys.O))
{
fakeCamera = !fakeCamera;
}
if (IsKeyTyped(Keys.C))
{
GC.Collect();
}
if (IsKeyTyped(Keys.I))
{
hud.Visible = !hud.Visible;
}
if (IsKeyTyped(Keys.D1))
{
terrain.LoadHeightmap("Heightmaps/Heightmap1");
}
if (IsKeyTyped(Keys.D2))
{
terrain.LoadHeightmap("Heightmaps/Heightmap2");
}
if (IsKeyTyped(Keys.D3))
{
terrain.LoadHeightmap("Heightmaps/Heightmap3");
}
if (IsKeyTyped(Keys.D4))
{
terrain.LoadHeightmap("Heightmaps/Heightmap4");
}
if (IsKeyTyped(Keys.D5))
{
terrain.LoadHeightmap("Heightmaps/PugetSound");
terrain.LoadTexture("Textures/PugetSound");
terrain.TextureResolution = 1;
terrain.Bumpiness = 100;
}
if (IsKeyTyped(Keys.D6))
{
terrain.LoadTexture("Textures/Rock");
}
if (IsKeyTyped(Keys.D7))
{
terrain.LoadTexture("Textures/Sand");
}
if (IsKeyTyped(Keys.D8))
{
terrain.LoadTexture("Textures/Desert");
}
if (IsKeyTyped(Keys.D9))
{
terrain.LoadTexture("Textures/Grass");
}
if (IsKeyTyped(Keys.F10))
{
terrain.Bumpiness += 10.0f;
}
if (IsKeyTyped(Keys.F9))
{
terrain.Bumpiness -= 10.0f;
}
if (IsKeyTyped(Keys.F12))
{
terrain.TextureResolution *= 2.0f;
}
if (IsKeyTyped(Keys.F11))
{
terrain.TextureResolution *= 0.5f;
}
if (IsKeyTyped(Keys.OemPlus))
{
terrain.Quality *= 2.0f;
}
if (IsKeyTyped(Keys.OemMinus))
{
terrain.Quality /= 2.0f;
}
previousKeyboardState = keyboardState;
base.Update(gameTime);
if (!fakeCamera)
{
fakeCameraPosition = camera.Position;
fakeViewFrustum.Matrix = camera.ViewFrustum.Matrix;
}
terrain.ViewFrustum = fakeViewFrustum;
terrain.CameraPosition = fakeCameraPosition;
terrain.Update(gameTime);
hud.FPS = (int)Math.Round(fps.FrameRate);
hud.Size = terrain.Size;
hud.Quality = terrain.Quality;
hud.DrawCalls = terrain.DrawCalls;
hud.Triangles = terrain.Triangles;
hud.Bumpiness = terrain.Bumpiness;
switch (terrain.GetTerrainType())
{
case TerrainType.Basic: hud.Method = "Basic"; break;
case TerrainType.GeoMipMap: hud.Method = "GeoMipMap"; break;
case TerrainType.Quadtree: hud.Method = "Roettger"; break;
case TerrainType.ROAM: hud.Method = "ROAM"; break;
}
}
