public override void LoadContent () {
LightmapMaterials = new DefaultMaterialSet(Game.Services);
// Since the spiral is very detailed
LightingEnvironment.DefaultSubdivision = 128f;
Environment = new LightingEnvironment();
Renderer = new LightingRenderer(Game.Content, Game.RenderCoordinator, LightmapMaterials, Environment);
var light = new LightSource {
Position = new Vector2(64, 64),
Color = new Vector4(1f, 1f, 1f, 1),
RampStart = 50,
RampEnd = 275,
};
Lights.Add(light);
Environment.LightSources.Add(light);
var rng = new Random(1234);
for (var i = 0; i < 25; i++) {
light = new LightSource {
Position = new Vector2(64, 64),
Color = new Vector4((float)rng.NextDouble(0.1f, 1.0f), (float)rng.NextDouble(0.1f, 1.0f), (float)rng.NextDouble(0.1f, 1.0f), 1.0f),
RampStart = rng.NextFloat(24, 40),
RampEnd = rng.NextFloat(140, 160),
RampMode = LightSourceRampMode.Exponential
};
Lights.Add(light);
Environment.LightSources.Add(light);
}
const int spiralCount = 1800;
float spiralRadius = 0, spiralRadiusStep = 330f / spiralCount;
float spiralAngle = 0, spiralAngleStep = (float)(Math.PI / (spiralCount / 36f));
Vector2 previous = default(Vector2);
for (int i = 0; i < spiralCount; i++, spiralAngle += spiralAngleStep, spiralRadius += spiralRadiusStep) {
var current = new Vector2(
(float)(Math.Cos(spiralAngle) * spiralRadius) + (Width / 2f),
(float)(Math.Sin(spiralAngle) * spiralRadius) + (Height / 2f)
);
if (i > 0) {
Environment.Obstructions.Add(new LightObstructionLine(
previous, current
));
}
previous = current;
}
}
public override void LoadContent () {
LightmapMaterials = new DefaultMaterialSet(Game.Services);
Environment = new LightingEnvironment();
TestImage = Game.Content.Load<Texture2D>("ramp_test_image");
RampTexture = Game.Content.Load<Texture2D>("LightGradients");
Environment.LightSources.AddRange(new[] {
new LightSource {
Position = new Vector2(128, 128),
Color = Vector4.One,
RampStart = 32,
RampEnd = 128,
RampMode = LightSourceRampMode.Linear
},
new LightSource {
Position = new Vector2(400, 128),
Color = Vector4.One,
RampStart = 32,
RampEnd = 128,
RampMode = LightSourceRampMode.Exponential
},
new LightSource {
Position = new Vector2(128, 400),
Color = Vector4.One,
RampStart = 32,
RampEnd = 128,
RampMode = LightSourceRampMode.Linear,
RampTexture = RampTexture
},
new LightSource {
Position = new Vector2(400, 400),
Color = Vector4.One,
RampStart = 32,
RampEnd = 128,
RampMode = LightSourceRampMode.Exponential,
RampTexture = RampTexture
}
});
Renderer = new LightingRenderer(Game.Content, Game.RenderCoordinator, LightmapMaterials, Environment);
}
public LightingRenderer(ContentManager content, RenderCoordinator coordinator, DefaultMaterialSet materials, LightingEnvironment environment)
{
Materials = materials;
Coordinator = coordinator;
IlluminantMaterials = new IlluminantMaterials(materials);
StoreScissorRect = _StoreScissorRect;
RestoreScissorRect = _RestoreScissorRect;
ShadowBatchSetup = _ShadowBatchSetup;
IlluminationBatchSetup = _IlluminationBatchSetup;
IlluminantMaterials.ClearStencil = materials.Get(
materials.Clear,
rasterizerState: RasterizerState.CullNone,
depthStencilState: new DepthStencilState {
StencilEnable = true,
StencilMask = StencilTrue,
StencilWriteMask = StencilTrue,
ReferenceStencil = StencilFalse,
StencilFunction = CompareFunction.Always,
StencilPass = StencilOperation.Replace,
StencilFail = StencilOperation.Replace,
},
blendState: BlendState.Opaque
);
materials.Add(
IlluminantMaterials.DebugOutlines = materials.WorldSpaceGeometry.SetStates(
blendState: BlendState.AlphaBlend
)
);
// If stencil == false, paint point light at this location
PointLightStencil = new DepthStencilState {
DepthBufferEnable = false,
StencilEnable = true,
StencilMask = StencilTrue,
StencilWriteMask = StencilFalse,
StencilFunction = CompareFunction.Equal,
StencilPass = StencilOperation.Keep,
StencilFail = StencilOperation.Keep,
ReferenceStencil = StencilFalse
};
{
var dBegin = new[] {
MaterialUtil.MakeDelegate(
rasterizerState: RenderStates.ScissorOnly, depthStencilState: PointLightStencil
)
};
var dEnd = new[] {
MaterialUtil.MakeDelegate(
rasterizerState: RasterizerState.CullNone, depthStencilState: DepthStencilState.None
)
};
#if SDL2
materials.Add(IlluminantMaterials.PointLightExponential = new DelegateMaterial(
PointLightMaterialsInner[0] = new Squared.Render.EffectMaterial(
content.Load <Effect>("PointLightExponential"), "PointLightExponential"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightLinear = new DelegateMaterial(
PointLightMaterialsInner[1] = new Squared.Render.EffectMaterial(
content.Load <Effect>("PointLightLinear"), "PointLightLinear"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightExponentialRampTexture = new DelegateMaterial(
PointLightMaterialsInner[2] = new Squared.Render.EffectMaterial(
content.Load <Effect>("PointLightExponentialRampTexture"), "PointLightExponentialRampTexture"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightLinearRampTexture = new DelegateMaterial(
PointLightMaterialsInner[3] = new Squared.Render.EffectMaterial(
content.Load <Effect>("PointLightLinearRampTexture"), "PointLightLinearRampTexture"
), dBegin, dEnd
));
#else
materials.Add(IlluminantMaterials.PointLightExponential = new DelegateMaterial(
PointLightMaterialsInner[0] = new Squared.Render.EffectMaterial(
content.Load <Effect>("Illumination"), "PointLightExponential"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightLinear = new DelegateMaterial(
PointLightMaterialsInner[1] = new Squared.Render.EffectMaterial(
content.Load <Effect>("Illumination"), "PointLightLinear"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightExponentialRampTexture = new DelegateMaterial(
PointLightMaterialsInner[2] = new Squared.Render.EffectMaterial(
content.Load <Effect>("Illumination"), "PointLightExponentialRampTexture"
), dBegin, dEnd
));
materials.Add(IlluminantMaterials.PointLightLinearRampTexture = new DelegateMaterial(
PointLightMaterialsInner[3] = new Squared.Render.EffectMaterial(
content.Load <Effect>("Illumination"), "PointLightLinearRampTexture"
), dBegin, dEnd
));
#endif
}
// If stencil == false: set stencil to true.
// If stencil == true: leave stencil alone, don't paint this pixel
ShadowStencil = new DepthStencilState {
DepthBufferEnable = false,
StencilEnable = true,
StencilMask = StencilTrue,
StencilWriteMask = StencilTrue,
StencilFunction = CompareFunction.NotEqual,
StencilPass = StencilOperation.Replace,
StencilFail = StencilOperation.Keep,
ReferenceStencil = StencilTrue
};
materials.Add(IlluminantMaterials.Shadow = new DelegateMaterial(
ShadowMaterialInner = new Squared.Render.EffectMaterial(
#if SDL2
content.Load <Effect>("Shadow"), "Shadow"
#else
content.Load <Effect>("Illumination"), "Shadow"
#endif
),
new[] {
MaterialUtil.MakeDelegate(
rasterizerState: RenderStates.ScissorOnly,
depthStencilState: ShadowStencil,
blendState: RenderStates.DrawNone
)
},
new[] {
MaterialUtil.MakeDelegate(
rasterizerState: RasterizerState.CullNone, depthStencilState: DepthStencilState.None
)
}
));
#if SDL2
materials.Add(IlluminantMaterials.ScreenSpaceGammaCompressedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("ScreenSpaceGammaCompressedBitmap"), "ScreenSpaceGammaCompressedBitmap"
));
materials.Add(IlluminantMaterials.WorldSpaceGammaCompressedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("WorldSpaceGammaCompressedBitmap"), "WorldSpaceGammaCompressedBitmap"
));
materials.Add(IlluminantMaterials.ScreenSpaceToneMappedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("ScreenSpaceToneMappedBitmap"), "ScreenSpaceToneMappedBitmap"
));
materials.Add(IlluminantMaterials.WorldSpaceToneMappedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("WorldSpaceToneMappedBitmap"), "WorldSpaceToneMappedBitmap"
));
#else
materials.Add(IlluminantMaterials.ScreenSpaceGammaCompressedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("HDRBitmap"), "ScreenSpaceGammaCompressedBitmap"
));
materials.Add(IlluminantMaterials.WorldSpaceGammaCompressedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("HDRBitmap"), "WorldSpaceGammaCompressedBitmap"
));
materials.Add(IlluminantMaterials.ScreenSpaceToneMappedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("HDRBitmap"), "ScreenSpaceToneMappedBitmap"
));
materials.Add(IlluminantMaterials.WorldSpaceToneMappedBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("HDRBitmap"), "WorldSpaceToneMappedBitmap"
));
materials.Add(IlluminantMaterials.ScreenSpaceRampBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("RampBitmap"), "ScreenSpaceRampBitmap"
));
materials.Add(IlluminantMaterials.WorldSpaceRampBitmap = new Squared.Render.EffectMaterial(
content.Load <Effect>("RampBitmap"), "WorldSpaceRampBitmap"
));
#endif
Environment = environment;
// Reduce garbage created by BufferPool<>.Allocate when creating cached sectors
BufferPool <ShadowVertex> .MaxBufferSize = 1024 * 16;
BufferPool <short> .MaxBufferSize = 1024 * 32;
}
public LightingQuery(LightingEnvironment environment, bool parallelCreate)
{
Environment = environment;
Update(parallelCreate);
}
public override void LoadContent()
{
LightmapMaterials = new DefaultMaterialSet(Game.Services);
LightingEnvironment.DefaultSubdivision = 512f;
BackgroundEnvironment = new LightingEnvironment();
ForegroundEnvironment = new LightingEnvironment();
BackgroundRenderer = new LightingRenderer(Game.Content, LightmapMaterials, BackgroundEnvironment);
ForegroundRenderer = new LightingRenderer(Game.Content, LightmapMaterials, ForegroundEnvironment);
// Add a global sun
AddAmbientLight(746, -300);
// Add clipped suns for areas with weird shadowing behavior
AddAmbientLight(746, 200, new Bounds(
new Vector2(38, 33),
new Vector2(678, 678)
));
AddAmbientLight(740, 240, new Bounds(
new Vector2(805, 34),
new Vector2(1257, 546)
));
AddAmbientLight(741, 750, new Bounds(
new Vector2(0, 674),
new Vector2(1257, 941)
));
AddAmbientLight(741, 1025, new Bounds(
new Vector2(0, 941),
new Vector2(1257, 1250)
));
AddTorch(102, 132);
AddTorch(869, 132);
AddTorch(102, 646);
AddTorch(869, 645);
GenerateObstructionsFromTiles();
Layers[0] = Game.Content.Load<Texture2D>("layers_bg");
Layers[1] = Game.Content.Load<Texture2D>("layers_fg");
Layers[2] = Game.Content.Load<Texture2D>("layers_chars");
Layers[3] = Game.Content.Load<Texture2D>("layers_torches");
BricksLightMask = Game.Content.Load<Texture2D>("layers_bricks_lightmask");
AdditiveBitmapMaterial = LightmapMaterials.ScreenSpaceBitmap.SetStates(blendState: BlendState.Additive);
MaskedForegroundMaterial = LightmapMaterials.ScreenSpaceLightmappedBitmap.SetStates(blendState: BlendState.Additive);
AOShadowMaterial = Game.ScreenMaterials.ScreenSpaceVerticalGaussianBlur5Tap.SetStates(blendState: RenderStates.SubtractiveBlend);
ParticleRenderer = new ParticleRenderer(LightmapMaterials) {
Viewport = new Bounds(Vector2.Zero, new Vector2(Width, Height))
};
Spark.Texture = Game.Content.Load<Texture2D>("spark");
ParticleRenderer.Systems = new[] {
Sparks = new ParticleSystem<Spark>(
new DotNetTimeProvider(),
BackgroundEnvironment
)
};
}
