|
public static Create ( vec3 lengths ) : |
||
| lengths | vec3 | bounding box's length at x, y, z direction. |
| return | ||
/// <summary>
/// Gets a <see cref="BoundingBoxRenderer"/> that wraps specified <paramref name="model"/>.
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public static BoundingBoxRenderer GetBoundingBoxRenderer(this IModelSpace model)
{
BoundingBoxRenderer boxRenderer = BoundingBoxRenderer.Create(model.Lengths);
boxRenderer.SwitchList.Add(new LineWidthSwitch(lineWidth: 1.0f));
boxRenderer.CopyModelSpaceStateFrom(model);
return(boxRenderer);
}
/// <summary>
/// Gets a <see cref="BoundingBoxRenderer"/> that wraps specified <paramref name="model"/>.
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public static BoundingBoxRenderer GetBoundingBoxRenderer(this IModelSpace model)
{
BoundingBoxRenderer boxRenderer = BoundingBoxRenderer.Create(model.ModelSize);
boxRenderer.StateList.Add(new LineWidthState(lineWidth: 1.0f));
//boxRenderer.CopyModelSpaceStateFrom(model);
boxRenderer.ModelSize = model.ModelSize;
return(boxRenderer);
}
/// <summary>
/// Render this bounding box.
/// </summary>
/// <param name="boundingBox"></param>
/// <param name="color"></param>
/// <param name="arg"></param>
public static void Render(this IBoundingBox boundingBox, Color color, RenderEventArgs arg)
{
if (renderer == null)
{
var lengths = new vec3(1, 1, 1);
renderer = BoundingBoxRenderer.Create(lengths);
renderer.Initialize();
}
renderer.WorldPosition = boundingBox.MaxPosition / 2 + boundingBox.MinPosition / 2;
renderer.Scale = boundingBox.MaxPosition - boundingBox.MinPosition;
renderer.BoundingBoxColor = color;
renderer.Render(arg);
}
/// <summary>
/// Render this bounding box.
/// </summary>
/// <param name="boundingBox"></param>
/// <param name="color"></param>
/// <param name="arg"></param>
public static void Render(this IBoundingBox boundingBox, Color color, RenderEventArgs arg)
{
if (renderer == null)
{
var lengths = new vec3(1, 1, 1);
renderer = BoundingBoxRenderer.Create(lengths);
renderer.Initialize();
}
mat4 model = glm.translate(mat4.identity(), boundingBox.MaxPosition / 2 + boundingBox.MinPosition / 2);
model = glm.scale(model, boundingBox.MaxPosition - boundingBox.MinPosition);
renderer.ModelMatrix = model;
renderer.BoundingBoxColor = color;
renderer.Render(arg);
}
/// <summary>
/// Gets a <see cref="BoundingBoxRenderer"/> that wraps specified <paramref name="models"/>.
/// </summary>
/// <param name="models"></param>
/// <returns></returns>
public static BoundingBoxRenderer GetBoundingBoxRenderer(this IModelSpace[] models)
{
if (models == null)
{
throw new System.ArgumentNullException();
}
vec3 max = new vec3();
vec3 min = new vec3();
{
bool initialized = false;
foreach (var model in models)
{
if (!initialized)
{
model.GetMaxMinPosition(out max, out min);
initialized = true;
}
else
{
vec3 tmpMax, tmpMin;
model.GetMaxMinPosition(out tmpMax, out tmpMin);
tmpMax.UpdateMax(ref max);
tmpMin.UpdateMin(ref min);
}
}
}
vec3 lengths = (max - min);
vec3 worldPosition = max / 2.0f + min / 2.0f;
BoundingBoxRenderer boxRenderer = BoundingBoxRenderer.Create(lengths);
boxRenderer.SwitchList.Add(new LineWidthSwitch(lineWidth: 1.0f));
boxRenderer.WorldPosition = worldPosition;
return(boxRenderer);
}
