public void LoadParameterSet(IRenderContext renderContext, IEffectParameterSet effectParameters, bool skipMatricSync)
{
if (!skipMatricSync)
{
if (effectParameters.HasSemantic <IWorldViewProjectionEffectSemantic>())
{
var semantic = effectParameters.GetSemantic <IWorldViewProjectionEffectSemantic>();
semantic.World = renderContext.World;
semantic.Projection = renderContext.Projection;
semantic.View = renderContext.View;
}
}
((ProtogameParameterSet)effectParameters).Load(renderContext, _targetEffect);
}
private IEffectParameterSet GetEffectParameterSet(IMaterial material, ref bool changedRenderRequest, ref string changedRenderRequestBy)
{
if (_effectUsedForParameterSetCache == _cachedEffect &&
changedRenderRequest == false &&
(!_lastDidSetDiffuseTexture || _lastSetDiffuseTexture == _lastCachedDiffuseTexture?.Texture) &&
(!_lastDidSetNormalMap || _lastSetNormalMap == _lastCachedNormalMapTexture?.Texture) &&
(!_lastDidSetSpecularPower || _lastSetSpecularPower == _lastCachedSpecularPower) &&
(!_lastDidSetSpecularColorMap || _lastSetSpecularColorMap == _lastCachedSpecularColorMapTexture?.Texture) &&
(!_lastDidSetSpecularColor || _lastSetSpecularColor == _lastCachedSpecularColor) &&
(!_lastDidSetDiffuseColor || _lastSetDiffuseColor == (material.ColorDiffuse ?? Color.Black)))
{
// Reuse the existing parameter set.
return _cachedEffectParameterSet;
}
changedRenderRequest = true;
changedRenderRequestBy += ":parameterset";
// Create a new parameter set and cache it.
_cachedEffectParameterSet = _cachedEffect.CreateParameterSet();
_effectUsedForParameterSetCache = _cachedEffect;
_lastSetDiffuseTexture = null;
_lastSetNormalMap = null;
_lastSetSpecularPower = null;
_lastSetSpecularColorMap = null;
_lastSetSpecularColor = null;
_lastSetDiffuseColor = null;
_lastDidSetDiffuseTexture = false;
_lastDidSetNormalMap = false;
_lastDidSetSpecularPower = false;
_lastDidSetSpecularColorMap = false;
_lastDidSetSpecularColor = false;
_lastDidSetDiffuseColor = false;
if (_cachedEffectParameterSet.HasSemantic<ITextureEffectSemantic>())
{
if (_lastCachedDiffuseTexture?.Texture != null)
{
_cachedEffectParameterSet.GetSemantic<ITextureEffectSemantic>().Texture =
_lastCachedDiffuseTexture.Texture;
_lastSetDiffuseTexture = _lastCachedDiffuseTexture.Texture;
_lastDidSetDiffuseTexture = true;
}
}
if (_cachedEffectParameterSet.HasSemantic<INormalMapEffectSemantic>())
{
if (_lastCachedNormalMapTexture?.Texture != null)
{
_cachedEffectParameterSet.GetSemantic<INormalMapEffectSemantic>().NormalMap =
_lastCachedNormalMapTexture.Texture;
_lastSetNormalMap = _lastCachedNormalMapTexture.Texture;
_lastDidSetNormalMap = true;
}
}
if (_cachedEffectParameterSet.HasSemantic<ISpecularEffectSemantic>())
{
if (_lastCachedSpecularPower != null)
{
var semantic = _cachedEffectParameterSet.GetSemantic<ISpecularEffectSemantic>();
semantic.SpecularPower = _lastCachedSpecularPower.Value;
_lastSetSpecularPower = _lastCachedSpecularPower.Value;
_lastDidSetSpecularPower = true;
if (_lastCachedSpecularColorMapTexture != null)
{
semantic.SpecularColorMap = _lastCachedSpecularColorMapTexture.Texture;
_lastSetSpecularColorMap = _lastCachedSpecularColorMapTexture.Texture;
_lastDidSetSpecularColorMap = true;
}
else if (_lastCachedSpecularColor != null)
{
semantic.SpecularColor = _lastCachedSpecularColor.Value;
_lastSetSpecularColor = _lastCachedSpecularColor.Value;
_lastDidSetSpecularColor = true;
}
}
}
if (_cachedEffectParameterSet.HasSemantic<IColorDiffuseEffectSemantic>())
{
var v = material.ColorDiffuse ?? Color.Black;
_cachedEffectParameterSet.GetSemantic<IColorDiffuseEffectSemantic>().Diffuse = v;
_lastSetDiffuseColor = v;
_lastDidSetDiffuseColor = true;
}
return _cachedEffectParameterSet;
}
/// <summary>
/// Creates a render request for the model using the specified transform.
/// </summary>
/// <param name="renderContext">
/// The render context.
/// </param>
/// <param name="effect"></param>
/// <param name="effectParameterSet"></param>
/// <param name="transform">
/// The transform.
/// </param>
public IRenderRequest CreateRenderRequest(IRenderContext renderContext, IEffect effect, IEffectParameterSet effectParameterSet, Matrix transform)
{
if (Vertexes.Length == 0 && Indices.Length == 0)
{
throw new InvalidOperationException(
"This model does not have any vertexes or indices. It's most " +
"likely been imported from an FBX file that only contains hierarchy, " +
"in which case there isn't anything to render.");
}
LoadBuffers(renderContext.GraphicsDevice);
VertexBuffer vertexBuffer;
if (_cachedVertexBuffers.ContainsKey(effect))
{
vertexBuffer = _cachedVertexBuffers[effect];
}
else
{
// Find the vertex mapping configuration for this model.
if (_cachedModelVertexMapping == null)
{
_cachedModelVertexMapping =
_modelRenderConfigurations.Select(x => x.GetVertexMappingToGPU(this, effect))
.FirstOrDefault(x => x != null);
if (_cachedModelVertexMapping == null)
{
throw new InvalidOperationException(
"No implementation of IModelRenderConfiguration could provide a vertex " +
"mapping for this model. You must implement IModelRenderConfiguration " +
"and bind it in the dependency injection system, so that the engine is " +
"aware of how to map vertices in models to parameters in effects.");
}
}
var mappedVerticies = Array.CreateInstance(_cachedModelVertexMapping.VertexType, Vertexes.Length);
for (var i = 0; i < Vertexes.Length; i++)
{
var vertex = _cachedModelVertexMapping.MappingFunction(Vertexes[i]);
mappedVerticies.SetValue(vertex, i);
}
float maxX = 0f, maxY = 0f, maxZ = 0f;
foreach (var vert in this.Vertexes)
{
if (vert.Position.HasValue)
{
if (Math.Abs(vert.Position.Value.X) > maxX)
{
maxX = Math.Abs(vert.Position.Value.X);
}
if (Math.Abs(vert.Position.Value.Y) > maxY)
{
maxY = Math.Abs(vert.Position.Value.Y);
}
if (Math.Abs(vert.Position.Value.Z) > maxZ)
{
maxZ = Math.Abs(vert.Position.Value.Z);
}
}
}
var radius = new Vector3(maxX, maxY, maxZ).Length() * 2;
_localisedBoundingRegion = new LocalisedBoundingRegion(radius);
vertexBuffer = new VertexBuffer(
renderContext.GraphicsDevice,
_cachedModelVertexMapping.VertexDeclaration,
Vertexes.Length,
BufferUsage.WriteOnly);
vertexBuffer.GetType().GetMethods().First(x => x.Name == "SetData" && x.GetParameters().Length == 1).MakeGenericMethod(_cachedModelVertexMapping.VertexType).Invoke(
vertexBuffer,
new[] { mappedVerticies });
_cachedVertexBuffers[effect] = vertexBuffer;
}
if (effectParameterSet.HasSemantic <IBonesEffectSemantic>())
{
var bonesEffectSemantic = effectParameterSet.GetSemantic <IBonesEffectSemantic>();
foreach (var bone in _flattenedBones)
{
if (bone.ID == -1)
{
continue;
}
bonesEffectSemantic.Bones[bone.ID] = bone.GetFinalMatrix();
}
}
// Create the render request.
return(_renderBatcher.CreateSingleRequestFromState(
renderContext,
effect,
effectParameterSet,
vertexBuffer,
IndexBuffer,
PrimitiveType.TriangleList,
renderContext.World * transform, (m, vb, ib) =>
{
var mappedVerticies = Array.CreateInstance(_cachedModelVertexMapping.VertexType, Vertexes.Length * m.Count);
var mappedIndicies = new int[Indices.Length * m.Count];
for (var im = 0; im < m.Count; im++)
{
for (var i = 0; i < Vertexes.Length; i++)
{
var vertex = _cachedModelVertexMapping.MappingFunction(Vertexes[i].Transform(m[im]));
mappedVerticies.SetValue(vertex, im * Vertexes.Length + i);
}
for (var i = 0; i < Indices.Length; i++)
{
mappedIndicies[im * Vertexes.Length + i] = Indices[i] + Vertexes.Length * im;
}
}
vb.GetType().GetMethods().First(x => x.Name == "SetData" && x.GetParameters().Length == 1).MakeGenericMethod(_cachedModelVertexMapping.VertexType).Invoke(
vb,
new[] { mappedVerticies });
ib.SetData(mappedIndicies);
},
_localisedBoundingRegion));
}
private IEffectParameterSet GetEffectParameterSet(IMaterial material, ref bool changedRenderRequest, ref string changedRenderRequestBy)
{
if (_effectUsedForParameterSetCache == _cachedEffect &&
changedRenderRequest == false &&
(!_lastDidSetDiffuseTexture || _lastSetDiffuseTexture == _lastCachedDiffuseTexture?.Texture) &&
(!_lastDidSetNormalMap || _lastSetNormalMap == _lastCachedNormalMapTexture?.Texture) &&
(!_lastDidSetSpecularPower || _lastSetSpecularPower == _lastCachedSpecularPower) &&
(!_lastDidSetSpecularColorMap || _lastSetSpecularColorMap == _lastCachedSpecularColorMapTexture?.Texture) &&
(!_lastDidSetSpecularColor || _lastSetSpecularColor == _lastCachedSpecularColor) &&
(!_lastDidSetDiffuseColor || _lastSetDiffuseColor == (material.ColorDiffuse ?? Color.Black)))
{
// Reuse the existing parameter set.
return(_cachedEffectParameterSet);
}
changedRenderRequest = true;
changedRenderRequestBy += ":parameterset";
// Create a new parameter set and cache it.
_cachedEffectParameterSet = _cachedEffect.CreateParameterSet();
_effectUsedForParameterSetCache = _cachedEffect;
_lastSetDiffuseTexture = null;
_lastSetNormalMap = null;
_lastSetSpecularPower = null;
_lastSetSpecularColorMap = null;
_lastSetSpecularColor = null;
_lastSetDiffuseColor = null;
_lastDidSetDiffuseTexture = false;
_lastDidSetNormalMap = false;
_lastDidSetSpecularPower = false;
_lastDidSetSpecularColorMap = false;
_lastDidSetSpecularColor = false;
_lastDidSetDiffuseColor = false;
if (_cachedEffectParameterSet.HasSemantic <ITextureEffectSemantic>())
{
if (_lastCachedDiffuseTexture?.Texture != null)
{
_cachedEffectParameterSet.GetSemantic <ITextureEffectSemantic>().Texture =
_lastCachedDiffuseTexture.Texture;
_lastSetDiffuseTexture = _lastCachedDiffuseTexture.Texture;
_lastDidSetDiffuseTexture = true;
}
}
if (_cachedEffectParameterSet.HasSemantic <INormalMapEffectSemantic>())
{
if (_lastCachedNormalMapTexture?.Texture != null)
{
_cachedEffectParameterSet.GetSemantic <INormalMapEffectSemantic>().NormalMap =
_lastCachedNormalMapTexture.Texture;
_lastSetNormalMap = _lastCachedNormalMapTexture.Texture;
_lastDidSetNormalMap = true;
}
}
if (_cachedEffectParameterSet.HasSemantic <ISpecularEffectSemantic>())
{
if (_lastCachedSpecularPower != null)
{
var semantic = _cachedEffectParameterSet.GetSemantic <ISpecularEffectSemantic>();
semantic.SpecularPower = _lastCachedSpecularPower.Value;
_lastSetSpecularPower = _lastCachedSpecularPower.Value;
_lastDidSetSpecularPower = true;
if (_lastCachedSpecularColorMapTexture != null)
{
semantic.SpecularColorMap = _lastCachedSpecularColorMapTexture.Texture;
_lastSetSpecularColorMap = _lastCachedSpecularColorMapTexture.Texture;
_lastDidSetSpecularColorMap = true;
}
else if (_lastCachedSpecularColor != null)
{
semantic.SpecularColor = _lastCachedSpecularColor.Value;
_lastSetSpecularColor = _lastCachedSpecularColor.Value;
_lastDidSetSpecularColor = true;
}
}
}
if (_cachedEffectParameterSet.HasSemantic <IColorDiffuseEffectSemantic>())
{
var v = material.ColorDiffuse ?? Color.Black;
_cachedEffectParameterSet.GetSemantic <IColorDiffuseEffectSemantic>().Diffuse = v;
_lastSetDiffuseColor = v;
_lastDidSetDiffuseColor = true;
}
return(_cachedEffectParameterSet);
}
/// <summary>
/// Creates a render request for the model using the specified transform.
/// </summary>
/// <param name="renderContext">
/// The render context.
/// </param>
/// <param name="effect"></param>
/// <param name="effectParameterSet"></param>
/// <param name="transform">
/// The transform.
/// </param>
public IRenderRequest CreateRenderRequest(IRenderContext renderContext, IEffect effect, IEffectParameterSet effectParameterSet, Matrix transform)
{
if (Vertexes.Length == 0 && Indices.Length == 0)
{
throw new InvalidOperationException(
"This model does not have any vertexes or indices. It's most " +
"likely been imported from an FBX file that only contains hierarchy, " +
"in which case there isn't anything to render.");
}
LoadBuffers(renderContext.GraphicsDevice);
VertexBuffer vertexBuffer;
if (_cachedVertexBuffers.ContainsKey(effect))
{
vertexBuffer = _cachedVertexBuffers[effect];
}
else
{
// Find the vertex mapping configuration for this model.
if (_cachedModelVertexMapping == null)
{
_cachedModelVertexMapping =
_modelRenderConfigurations.Select(x => x.GetVertexMappingToGPU(this, effect))
.FirstOrDefault(x => x != null);
if (_cachedModelVertexMapping == null)
{
throw new InvalidOperationException(
"No implementation of IModelRenderConfiguration could provide a vertex " +
"mapping for this model. You must implement IModelRenderConfiguration " +
"and bind it in the dependency injection system, so that the engine is " +
"aware of how to map vertices in models to parameters in effects.");
}
}
var mappedVerticies = Array.CreateInstance(_cachedModelVertexMapping.VertexType, Vertexes.Length);
for (var i = 0; i < Vertexes.Length; i++)
{
var vertex = _cachedModelVertexMapping.MappingFunction(Vertexes[i]);
mappedVerticies.SetValue(vertex, i);
}
vertexBuffer = new VertexBuffer(
renderContext.GraphicsDevice,
_cachedModelVertexMapping.VertexDeclaration,
Vertexes.Length,
BufferUsage.WriteOnly);
vertexBuffer.GetType().GetMethods().First(x => x.Name == "SetData" && x.GetParameters().Length == 1).MakeGenericMethod(_cachedModelVertexMapping.VertexType).Invoke(
vertexBuffer,
new[] { mappedVerticies });
_cachedVertexBuffers[effect] = vertexBuffer;
}
if (effectParameterSet.HasSemantic<IBonesEffectSemantic>())
{
var bonesEffectSemantic = effectParameterSet.GetSemantic<IBonesEffectSemantic>();
foreach (var bone in _flattenedBones)
{
if (bone.ID == -1)
{
continue;
}
bonesEffectSemantic.Bones[bone.ID] = bone.GetFinalMatrix();
}
}
// Create the render request.
return _renderBatcher.CreateSingleRequestFromState(
renderContext,
effect,
effectParameterSet,
vertexBuffer,
IndexBuffer,
PrimitiveType.TriangleList,
renderContext.World*transform, (m, vb, ib) =>
{
var mappedVerticies = Array.CreateInstance(_cachedModelVertexMapping.VertexType, Vertexes.Length * m.Count);
var mappedIndicies = new int[Indices.Length*m.Count];
for (var im = 0; im < m.Count; im++)
{
for (var i = 0; i < Vertexes.Length; i++)
{
var vertex = _cachedModelVertexMapping.MappingFunction(Vertexes[i].Transform(m[im]));
mappedVerticies.SetValue(vertex, im*Vertexes.Length+i);
}
for (var i = 0; i < Indices.Length; i++)
{
mappedIndicies[im*Vertexes.Length + i] = Indices[i] + Vertexes.Length*im;
}
}
vb.GetType().GetMethods().First(x => x.Name == "SetData" && x.GetParameters().Length == 1).MakeGenericMethod(_cachedModelVertexMapping.VertexType).Invoke(
vb,
new[] { mappedVerticies });
ib.SetData(mappedIndicies);
});
}
