public Animation_NodeMisc(List <string> imageList)
{
Runtime.Image baseColorTextureImage = UseTexture(imageList, "BaseColor_Cube");
// There are no common properties in this model group that are reported in the readme.
Model CreateModel(Action <List <Property>, List <Runtime.AnimationChannel>, List <Runtime.Node>, List <Runtime.Animation> > setProperties)
{
var properties = new List <Property>();
var cubeMeshPrimitive = MeshPrimitive.CreateCube();
// Apply the common properties to the gltf.
cubeMeshPrimitive.Material = new Runtime.Material
{
MetallicRoughnessMaterial = new Runtime.PbrMetallicRoughness
{
BaseColorTexture = new Runtime.Texture {
Source = baseColorTextureImage
},
},
};
var channels = new List <Runtime.AnimationChannel>
{
new Runtime.AnimationChannel()
};
var nodes = new List <Runtime.Node>
{
new Runtime.Node(),
};
var animations = new List <Runtime.Animation>
{
new Runtime.Animation
{
Channels = channels
}
};
// Apply the properties that are specific to this gltf.
setProperties(properties, channels, nodes, animations);
// Create the gltf object.
foreach (var node in nodes)
{
node.Mesh = new Runtime.Mesh
{
MeshPrimitives = new List <Runtime.MeshPrimitive>
{
cubeMeshPrimitive
}
};
}
Runtime.GLTF gltf = CreateGLTF(() => new Runtime.Scene
{
Nodes = nodes
});
gltf.Animations = animations;
return(new Model
{
Properties = properties,
GLTF = gltf,
Animated = true,
});
}
void SetTranslationChannelTarget(Runtime.AnimationChannel channel, Runtime.Node node)
{
channel.Target = new Runtime.AnimationChannelTarget
{
Node = node,
Path = Runtime.AnimationChannelTarget.PathEnum.TRANSLATION,
};
}
void SetRotationChannelTarget(Runtime.AnimationChannel channel, Runtime.Node node)
{
channel.Target = new Runtime.AnimationChannelTarget
{
Node = node,
Path = Runtime.AnimationChannelTarget.PathEnum.ROTATION,
};
}
void SetLinearSamplerForTranslation(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Vector3>
(
new[]
{
0.0f,
2.0f,
4.0f,
},
new[]
{
new Vector3(-0.1f, 0.0f, 0.0f),
new Vector3(0.1f, 0.0f, 0.0f),
new Vector3(-0.1f, 0.0f, 0.0f),
}
);
}
void SetLinearSamplerForHorizontalRotation(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Quaternion>
(
new[]
{
0.0f,
1.0f,
2.0f,
3.0f,
4.0f,
},
new[]
{
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(-90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
}
);
}
void SetLinearSamplerForVerticalRotation(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Quaternion>
(
new[]
{
0.0f,
1.0f,
2.0f,
3.0f,
4.0f,
},
new[]
{
Quaternion.CreateFromYawPitchRoll(0.0f, FloatMath.ToRadians(90.0f), 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(0.0f, FloatMath.ToRadians(-90.0f), 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(0.0f, FloatMath.ToRadians(90.0f), 0.0f),
}
);
}
void SetLinearSamplerForConstantRotation(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Quaternion>
(
new[]
{
0.0f,
6.0f,
},
new[]
{
Quaternion.CreateFromYawPitchRoll(-FloatMath.Pi / 3.0f, 0.0f, 0.0f),
Quaternion.CreateFromYawPitchRoll(-FloatMath.Pi / 3.0f, 0.0f, 0.0f),
}
);
}
void SetLinearSamplerForTranslationStartsAboveZero(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Vector3>
(
new[]
{
2.0f,
4.0f,
6.0f,
},
new[]
{
new Vector3(0.0f, -0.1f, 0.0f),
new Vector3(0.0f, 0.1f, 0.0f),
new Vector3(0.0f, -0.1f, 0.0f),
}
);
}
void SetLinearSamplerWithOneKey(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Vector3>
(
new[]
{
0.0f,
},
new[]
{
new Vector3(-0.1f, 0.0f, 0.0f),
}
);
}
void SetLinearSamplerForRotationThatStartsAboveZero(Runtime.AnimationChannel channel)
{
channel.Sampler = new Runtime.LinearAnimationSampler <Quaternion>
(
new[]
{
1.0f,
2.0f,
3.0f,
4.0f,
5.0f,
},
new[]
{
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(-90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
}
);
}
void CreateMultipleChannelsWithUniqueTargets(List <Runtime.AnimationChannel> channels, Runtime.Node node)
{
// The first channel is already added as a common property.
channels.Add(new Runtime.AnimationChannel());
SetTranslationChannelTarget(channels[0], node);
SetRotationChannelTarget(channels[1], node);
var samplerPropertiesList = new List <Property>();
SetLinearSamplerForTranslation(channels[0]);
SetLinearSamplerForHorizontalRotation(channels[1]);
}
void CreateMultipleChannelsWithDifferentTimes(List <Runtime.AnimationChannel> channels, Runtime.Node node)
{
// The first channel is already added as a common property.
channels.Add(new Runtime.AnimationChannel());
SetTranslationChannelTarget(channels[0], node);
SetRotationChannelTarget(channels[1], node);
SetLinearSamplerForTranslationStartsAboveZero(channels[0]);
SetLinearSamplerForRotationThatStartsAboveZero(channels[1]);
}
void CreateMultipleChannelsForDifferentNodes(List <Runtime.AnimationChannel> channels, Runtime.Node node0, Runtime.Node node1)
{
// The first channel is already added as a common property.
channels.Add(new Runtime.AnimationChannel());
SetRotationChannelTarget(channels[0], node0);
SetRotationChannelTarget(channels[1], node1);
SetLinearSamplerForHorizontalRotation(channels[0]);
SetLinearSamplerForVerticalRotation(channels[1]);
}
Models = new List <Model>
{
CreateModel((properties, channels, nodes, animations) =>
{
// Multiple channels
CreateMultipleChannelsWithUniqueTargets(channels, nodes[0]);
properties.Add(new Property(PropertyName.Description,
"There are two channels. The first channel targets translation. The second channel targets rotation. The start and end times of both channels are `0.0` and `4.0` respectively."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Curve that doesn't start at zero
SetRotationChannelTarget(channels[0], nodes[0]);
SetLinearSamplerForRotationThatStartsAboveZero(channels[0]);
properties.Add(new Property(PropertyName.Description,
"There is one channel with a non-zero start time. The channel targets rotation. The start time is `1.0`."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Two channels with different start/end times
CreateMultipleChannelsWithDifferentTimes(channels, nodes[0]);
properties.Add(new Property(PropertyName.Description,
"There are two channels with different start and end times. The first channel targets translation with start and end times of `2.0` and `6.0` respectively. The second channel targets rotation with start and end times of `1.0` and `5.0` respectively."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Has only one key
SetTranslationChannelTarget(channels[0], nodes[0]);
SetLinearSamplerWithOneKey(channels[0]);
properties.Add(new Property(PropertyName.Description,
"There is one channel with only one keyframe. The channel targets translation with a value of <code>[-0.1, 0.0, 0.0]</code>."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Creates a second node based on the existing node, and applies a transform to help differentiate them.
nodes.Add(DeepCopy.CloneObject(nodes[0]));
nodes[0].Translation = new Vector3(-0.2f, 0.0f, 0.0f);
nodes[1].Translation = new Vector3(0.2f, 0.0f, 0.0f);
nodes[0].Scale = new Vector3(0.5f, 0.5f, 0.5f);
nodes[1].Scale = new Vector3(0.5f, 0.5f, 0.5f);
// One animation, two channels for two nodes.
CreateMultipleChannelsForDifferentNodes(channels, nodes[0], nodes[1]);
properties.Add(new Property(PropertyName.Description,
"There are two channels with different nodes. The first channel targets the left node and rotation along the X axis. The second channel targets the right node and rotation along the Y axis."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Rotate the model, and then apply the same target animation to it (Animation overrides)
nodes[0].Rotation = Quaternion.CreateFromYawPitchRoll(FloatMath.Pi / 3.0f, 0.0f, 0.0f);
SetRotationChannelTarget(channels[0], nodes[0]);
SetLinearSamplerForConstantRotation(channels[0]);
properties.Add(new Property(PropertyName.Description,
"There is one channel that targets a node. The node has a rotation of <code>[0.0, 0.5, 0.0, 0.866]</code>. The channel overrides the rotation of the node to a different constant value of <code>[0.0, -0.5, 0.0, 0.866]</code>."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Rotate the model, and then apply an translation animation to it (Animation doesn't override rotation)
nodes[0].Rotation = Quaternion.CreateFromYawPitchRoll(FloatMath.Pi / 3.0f, 0.0f, 0.0f);
SetTranslationChannelTarget(channels[0], nodes[0]);
SetLinearSamplerForTranslation(channels[0]);
properties.Add(new Property(PropertyName.Description,
"There is one channel that targets a node. The node has a rotation of <code>[0.0, 0.5, 0.0, 0.866]</code>. The channel targets the translation of the node."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Two animations. One rotates, the other translates. They should not interact or bleed across.
var channel = new Runtime.AnimationChannel();
SetTranslationChannelTarget(channel, nodes[0]);
SetLinearSamplerForTranslation(channel);
animations.Add(new Runtime.Animation
{
Channels = new[]
{
channel
}
});
// The first animation is already added as an empty common property.
SetRotationChannelTarget(channels[0], nodes[0]);
SetLinearSamplerForHorizontalRotation(channels[0]);
properties.Add(new Property(PropertyName.Description,
"There are two animations, each with one channel. The first animation's channel targets rotation. The second animation's channel targets translation."));
}),
CreateModel((properties, channels, nodes, animations) =>
{
// Multiple channels, but one omits node (the channel with no target node is ignored per the spec).
CreateMultipleChannelsForDifferentNodes(channels, null, nodes[0]);
properties.Add(new Property(PropertyName.Description,
"There are two channels. The first channel has a rotation along the X axis but does not specify a node. The second channel does target the node and has a rotation along the Y axis."));
}),
};
GenerateUsedPropertiesList();
}
public Animation_SamplerType(List <string> imageList)
{
Runtime.Image baseColorTextureImage = UseTexture(imageList, "BaseColor_Cube");
CommonProperties.Add(new Property(PropertyName.Target, "Rotation"));
CommonProperties.Add(new Property(PropertyName.Interpolation, "Linear"));
Model CreateModel(AnimationSampler.ComponentTypeEnum samplerOutputComponentType, string samplerOutputComponentTypeDisplayValue)
{
var properties = new List <Property>();
var cubeMeshPrimitive = MeshPrimitive.CreateCube();
// Apply the common properties to the gltf.
cubeMeshPrimitive.Material = new Runtime.Material
{
MetallicRoughnessMaterial = new Runtime.PbrMetallicRoughness
{
BaseColorTexture = new Runtime.Texture {
Source = baseColorTextureImage
},
},
};
var node = new Runtime.Node
{
Mesh = new Runtime.Mesh
{
MeshPrimitives = new[]
{
cubeMeshPrimitive
}
}
};
var channel = new Runtime.AnimationChannel
{
Target = new Runtime.AnimationChannelTarget
{
Node = node,
Path = Runtime.AnimationChannelTarget.PathEnum.ROTATION,
},
Sampler = new Runtime.LinearAnimationSampler <Quaternion>
(
new[]
{
0.0f,
1.0f,
2.0f,
3.0f,
4.0f,
},
new[]
{
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(-90.0f), 0.0f, 0.0f),
Quaternion.Identity,
Quaternion.CreateFromYawPitchRoll(FloatMath.ToRadians(90.0f), 0.0f, 0.0f),
},
outputComponentType: samplerOutputComponentType
)
};
// Apply the properties that are specific to this gltf.
properties.Add(new Property(PropertyName.SamplerOutputComponentType, samplerOutputComponentTypeDisplayValue));
// Create the gltf object.
Runtime.GLTF gltf = CreateGLTF(() => new Runtime.Scene
{
Nodes = new[]
{
node
},
});
gltf.Animations = new[]
{
new Runtime.Animation
{
Channels = new List <Runtime.AnimationChannel>
{
channel
}
}
};
return(new Model
{
Properties = properties,
GLTF = gltf,
Animated = true,
});
}
Models = new List <Model>
{
CreateModel(AnimationSampler.ComponentTypeEnum.FLOAT, "Float"),
CreateModel(AnimationSampler.ComponentTypeEnum.NORMALIZED_BYTE, "Byte"),
CreateModel(AnimationSampler.ComponentTypeEnum.NORMALIZED_SHORT, "Short"),
};
GenerateUsedPropertiesList();
}
