/// <summary>
/// Static constructor.
/// </summary>
static SceneObject()
{
// Static initialization
SceneGraph.Touch();
SceneObjectCamera.Touch();
SceneObjectGeometry.Touch();
SceneObjectLight.Touch();
SceneObjectLightZone.Touch();
}
private void ManageObject(GraphicsContext ctx, SceneGraphContext ctxScene, SceneObjectLight sceneObject)
{
if (sceneObject == null)
{
throw new ArgumentNullException("sceneObject");
}
State.LightsState.Light lightObject = sceneObject.ToLight(ctx, ctxScene);
CurrentZone.Lights.Add(lightObject);
if (sceneObject.HasShadowMap)
{
lightObject.ShadowMapIndex = ShadowLights.Count;
if (ShadowLights.Contains(sceneObject) == false)
{
ShadowLights.Add(sceneObject);
}
}
}
private void DisplayShadowMaps(GraphicsContext ctx)
{
State.ViewportState viewportState = new State.ViewportState(ctx);
OrthoProjectionMatrix orthoProjection = new OrthoProjectionMatrix(0.0f, viewportState.Width, 0.0f, viewportState.Height);
ModelMatrix model = new ModelMatrix();
// No depth test
State.DepthTestState.DefaultState.Apply(ctx, null);
ctx.Bind(_ShadowMapDebugProgram);
for (int i = 0; i < _LightManager.ShadowLights.Count; i++)
{
SceneObjectLight shadowLight = _LightManager.ShadowLights[i];
SceneObjectLightSpot shadowSpotLight = shadowLight as SceneObjectLightSpot;
if (shadowSpotLight == null)
{
continue;
}
Texture2d shadowTex = shadowSpotLight._ShadowMap;
shadowTex.SamplerParams.CompareMode = false;
ModelMatrix quadModel = new ModelMatrix(model);
quadModel.Scale(shadowTex.Width / 4, shadowTex.Height / 4);
_ShadowMapDebugProgram.SetUniform(ctx, "glo_ModelViewProjection", orthoProjection * quadModel);
_ShadowMapDebugProgram.SetUniform(ctx, "glo_NearFar", new Vertex2f(0.1f, 100.0f));
_ShadowMapDebugProgram.SetUniform(ctx, "glo_Texture", shadowTex);
_ShadowMapQuad.Draw(ctx, _ShadowMapDebugProgram);
shadowTex.SamplerParams.CompareMode = true;
// Stride right
model.Translate(shadowTex.Width, 0.0f);
}
}