public void Draw(ref Matrix[] transformMatrices, ref SkinnedEffect skinnedEffect)
{
int totalInstances = transformMatrices.Length;
BasicEffect effect = (BasicEffect)originalModel.Meshes[0].MeshParts[0].Effect;
skinnedEffect.Texture = effect.Texture;
graphicsDevice.SetVertexBuffer(instancedVertexBuffer);
graphicsDevice.Indices = instancedIndexBuffer;
for (int i = 0; i < totalInstances; i += maxInstances)
{
// How many instances can we fit into this batch?
int instanceCount = totalInstances - i;
if (instanceCount > maxInstances)
instanceCount = maxInstances;
// Upload transform matrices as shader constants.
Array.Copy(transformMatrices, i, tempMatrices, 0, instanceCount);
// *transformMatrices[i];
skinnedEffect.SetBoneTransforms(tempMatrices);
foreach (EffectPass pass in skinnedEffect.CurrentTechnique.Passes)
{
pass.Apply();
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0,
instanceCount * originalVertexCount, 0, instanceCount * originalIndexCount / 3);
}
}
}
public void Draw(Matrix[] transformMatrices, int totalInstances, SkinnedEffect skinnedEffect, Matrix view, Matrix proj, Texture2D skin)
{
skinnedEffect.EnableDefaultLighting();
skinnedEffect.Texture = skin;
skinnedEffect.View = view;
skinnedEffect.Projection = proj;
graphicsDevice.SetVertexBuffer(instancedVertexBuffer);
graphicsDevice.Indices = instancedIndexBuffer;
for (int i = 0; i < totalInstances; i += maxInstances)
{
// How many instances can we fit into this batch?
int instanceCount = totalInstances - i;
if (instanceCount > maxInstances)
instanceCount = maxInstances;
// Upload transform matrices as shader constants.
for (int copyIndex = 0; copyIndex < instanceCount; copyIndex++)
Utilities.CopyMatrix(ref transformMatrices[i + copyIndex], ref tempMatrices[copyIndex]);
skinnedEffect.SetBoneTransforms(tempMatrices);
foreach (EffectPass pass in skinnedEffect.CurrentTechnique.Passes)
{
pass.Apply();
graphicsDevice.DrawIndexedPrimitives(
PrimitiveType.TriangleList,
0,
0,
instanceCount * originalVertexCount,
0,
instanceCount * originalIndexCount / 3);
}
}
}
private void ApplyPerInstanceSkinned(SkinnedRenderable3D r, SkinnedEffect effect)
{
if (r.GetSkinTransforms() != null)
{
Matrix[] bones = r.GetSkinTransforms();
effect.SetBoneTransforms(bones);
}
effect.View = RenderState.m_currentView.Peek();
effect.Projection = RenderState.m_currentProj.Peek();
}
