/// <summary>
/// Render propeller in legacy opengl.
/// </summary>
private DepthGroundNode(GroundModel model, string positionNameInIBufferable, params RenderMethodBuilder[] builders)
: base(model, positionNameInIBufferable, builders)
{
this.ModelSize = model.ModelSize;
this.Color = new vec4(1, 1, 1, 1);
}
public override void SetUniform(ShaderProgram program)
{
vec4 value = this.value;
program.SetUniform(VarName, value.x, value.y, value.z, value.w);
}
/// <summary>
/// Render propeller in legacy opengl.
/// </summary>
private CubeNode(CubeModel model, string positionNameInIBufferable, params RenderUnitBuilder[] builders)
: base(model, positionNameInIBufferable, builders)
{
this.ModelSize = model.ModelSize;
this.Color = new vec4(1, 1, 1, 1);
}
/// <summary>
///
/// </summary>
/// <param name="v"></param>
public vec2(vec4 v)
{
this.x = v.x;
this.y = v.y;
}
/// <summary>
/// Move vertexes' position accroding to difference on screen.
/// <para>根据<paramref name="differenceOnScreen"/>来修改指定索引处的顶点位置。</para>
/// </summary>
/// <param name="differenceOnScreen"></param>
/// <param name="viewMatrix"></param>
/// <param name="projectionMatrix"></param>
/// <param name="viewport"></param>
/// <param name="positionIndexes"></param>
public override void MovePositions(Point differenceOnScreen, mat4 viewMatrix, mat4 projectionMatrix, vec4 viewport, IEnumerable <uint> positionIndexes)
{
base.MovePositions(differenceOnScreen, viewMatrix, projectionMatrix, viewport, positionIndexes);
this.needsUpdating = true;
}