Houdini The Geometry Essentials Collection

سرفصل های دوره

01. Creating Primitive Geometry - Create at object level vs create in context

02. Creating Primitive Geometry Objects - Viewport Handles

03. Geometry Components Part 01 - Points, Edges, and Primitives

04. Geometry Components Part 02 - Vertices

05. Component Numbers

06. Connecting Points - Curves

07. Disconnecting and Reconnecting Points

08. Vertices Control Connectivity

09. Connecting Points - Particles to Surfaces

10. Closed Curves are also Polygon Surfaces

11. Every Polygon Face is also a Closed Curve

12. Drawing and Editing Polygons Using the Curve SOP - Part 1

13. Drawing and Editing Polygons Using the Curve SOP - Part 2

14. Drawing and Editing Polygons Using the Curve SOP - Part 3

15. Open and Closed Polygons - Part 1 - The Ends SOP

16. Open and Closed Polygons - Part 2 - The Crucial Role of Vertices

17. Open and Closed Polygons - Part 3 - Rendering Curves

18. Open and Closed Polygons - Part 4 - Rendering Wireframe Geometry

19. Polymodelling Tools on Polygon Curves

20. Polygon options on Primitive Object Nodes

21. Drawing Bezier Curves

22. Editing Bezier Curves - Points and Tangency

23. Editing Bezier Curves - Segments

24. Editing Bezier Curves - Rounded Corners

25. Working with Bezier Curves - Reference Images

26. Working with Bezier Curves - Tracing a Profile

27. Working with Bezier Curves - Modelling

28. Working with Bezier Curves - Resampling Bezier Curves to Polygons

29. Optimising Curves with the Refine SOP

30. How Bezier Curves work - Order and Degree

31. How Bezier Curves work - Components

32. Editing Bezier Curves - Curve SOP vs Edit SOP

33. Editing Bezier Curves - Procedural Nodes vs Non-Procedural Nodes

34. Editing Curves Procedurally

35. Animating Curves

36. Comparing Nurbs Curves to Bezier Curves

37. Nurbs Curves - Order - Part 1

38. Nurbs Curves - Order - Part 2

39. Drawing and Editing Nurbs Curves Using the Curve Node

40. Nurbs Curves - Point Weight

41. Auto Bezier Draw Mode

42. Generating Nurbs and Bezier Curves Procedurally - The Fit Node

43. Parametric Space

44. Parameterisation - Part 1 - Uniform vs Chord Length

45. Parameterisation - Part 2 - Chord Length and Centripetal

46. Nurbs and Bezier Surfaces - Part 1 - Cross Section Curves

47. Nurbs and Bezier Surfaces - Part 2 - Parametric Space

48. Comparing Nurbs and Bezier Curves to Polygon Curves

49. Using Polygon Curves Like Nurbs Curves - Subdivision Curves

50. Interpolating Curves - Nurbs and Beziers vs Polygons

51. Converting Polygon Faces to Nurbs Surfaces

52. Bilinear Mesh

53. Polygon Soups Part 01 - Memory and Disk Space

54. Polygon Soups Part 02 - Benefits and Limitations

55. Quadratic Primitives

02 - Attributes - Principles, Normals And Vectors

01. What Are Attributes

02. An Analogy For Attributes

03. The Position Attribute and the Geometry Spreadsheet

04. Attribute Class

05. Creating and Manipulating Attributes

06. Attribute Types

07. Attribute Create Node

08. Attribute Type Qualifier - Attribute Meaning

09. What Are Normals

10. Calculating and Adding Vertex Normals

11. Normal Weighting Methods

12. Creating Attribute Visualisers

13. Remapping Values and Per Component Ramps

14. Using Colour to Visualise Normal Interpolation Across Primitives

15. Adding The Normal Attribute vs Auto Generate

16. Attribute Mismatch

17. Default Attribute Values

18. Drawing Vectors

19. Vector Visualisation - Markers

20. Unit Vectors

21. Unit Vectors Part 02

22. The Copy To Points Node

23. Using Normals to Orientate Geometry

24. Adding Randomisation to Attributes

25. Attribute Randomise - Visualising the Distribution

26. Polygon Winding Order

27. Reversing Vertex Order Using the Reverse Node

28. Shifting the Vertex Order

29. Reversing Vertex Order Vs Reversing Normals - Part 01

30. Reversing Vertex Order Vs Reversing Normals - Part 02

31. Correcting Primitive Normals

03 - Attributes, Variables And Parameters

01. Global Variables as Shorthand for Constant Values

02. Global Variables - A Constant Name for Changing Values

03 - Attributes, Variables And Parameters.zip

03. Local Variables

04. Global And Local Variables in the Output Context

05. Local Variables Take Precedence Over Global Variables

06. What exactly is the Bounding Box

07. Min and Max Local Variables on the Transform Node

08. Transform Local Variables and the Match Size Node

09. Using Attributes and Local Variables in Parameter Expressions

10. Relative Bounding Box Using Local Variables

11. Project And System Overview

12. Channel References

13. HScript Bounding Box Expression

14. The Advantage of Referencing Nulls

15. Importance of Positioning Geometry

16. Aligning with the Origin

17. Organising The Network

18. Copying to First and Last Points

19. Using Polyframe to Orientate the Copied Geometry

19. Using Polyframe to Orientate the Copied Geometry 1

20. Orientation Along Curve and the Order of Operations

21. Understanding the Up Vector

22. Computing and Controlling the Up Vector

23. Leveraging the Primary and Secondary Axis

24. Manipulating the Normal Attribute

25. Controlling Distribution Using the Resample Length

26. Tangent Type and Arc Length vs Chord Length Measurement Method

27. Justifying the Copy on the First Point

28. Justifying the Copy on the Last Point

29. Resampling the Planar Curve

30. Using the Ray Node to Deal with Elevation

31. Resampling Twice for Greater Precision

32. Raying Back onto the Input Curve

33. Ray Tolerance and Treating Polygons as Straight Edges

34. Maintaining the Last Vertex

35. Adding Spare Parameters to Nodes

36. Resampling by Polygon Edge

37. Adding Normals and Handling Attribute Mismatches

38. Randomising Scale and Position

39. Randomising Orientation

40. Environment Layout Tasks And Object Merge

41. Creating Curves from Edge Selections And the Output Node

42. Resample - Arc Length and Even Last Segment

43. Creating a Post And Rail Fence

44. Using the Sweep Node to Add the Rails

45. Using Normal And Up Attributes with the Sweep Node

46. Offsetting the Curve using the Poly Extrude Node

47. Poly Extrude - Extrude Along Edge Normal vs Front Transform

48. Using the Carve Node to Shorten the Curve

49. Using the Stacking System to Build Street Lamps

50. Distributing the Street Lamps

04 - Drive Parameters with Attributes

01. Using @attribute Notation Within Parameters

02. @attibute on Newer Nodes and in Group Parameter Fields

03. Accessing Detail Attributes Using an Expression Function

04. Using an Expression Function to Access Primitive Attributes

05. The Benefit of Using Relative Paths

06. When its Better to Use Absolute Paths

07. Creating the Geometry

08. Calculating the Circumference Using the Measure Node

09. Creating the Rotation to Linear Motion Expression

10. Deforming the Sheet Around the Roller

11. Testing and Animating The Setup

12. Generating Distance and Mask Attributes

13. Transforming Points by Attribute Value

14. Animating the Attribute Values

15. Using a Ramp Parameter to Remap Attribute Values

16. Extruding Primitives by Attribute Value

17. Using the Resample Node to Generate a CurveU Attribute

18. Bevelling Edges by Attribute Value

19. Modifying Attribute Values Using the Attribute Adjust Node

20. Reviewing the Workflow of Generating, Modifying and Using Attributes

Project Files.zip

05 - Dive into VOPs

01. VEX Performance Comparison Setup

02. Using the Performance Monitor

03. Explaining the Results

04. Running Over Geometry Components

05. The Position Variable

06. Attribute Inputs And Outputs and Data Type Colours

07. Time Global Variables and Converting from Float to Vector

08. Displacing Points Using a Texture Map

09. Isolating Colour Components and Computing Luminance

10. Retiming Attribute Values Using the Retime Node

11. Scaling Values Over Time

12. Clamping Values and Deleting Attributes

13. Visualising Attributes in VOPs

14. Using Velocity to Orientate Copies

15. Fitting Values to a New Range

16. Normalising Vectors And Computing Vector Length

17. Binding Attributes Part 01

18. Binding Attributes Part 02 - Exporting

19. Indexing Variables Part 1 - ptnum, primnum, vtxnum

20. Indexing Variables Part 2 - numpt, numprim, numvxt

21. Adding Polygons by Point Attribute

22. Selecting and Splitting Geometry by Attribute

23. Using Point Index to Generate a Curve U Coordinate

24. A Benefit of Working With Normalised 0-1 Values

25. Scaling Using the Match Size Node

26. Scaling to a Given Size Using the Transform Node

27. Point Sorting

28. Working With the Vertex Index

29. Using the Path Deform Node to Move Geometry Along a Curve

30. Measuring Curvature

31. Blending Vectors in VOPs

32. When and Why to use Parameter VOPs

33. Animating VOP Parameters

34. Naming, Labelling and Setting Parameter Defaults

35. The Importance of Naming Parameters

36. The Displace Along Normal VOP

37. The Relative to Bounding Box VOP

38. The Ramp Parameter VOP

39. An Introduction to Noise

40. Promoting and Referencing VOP Parameters

41. Noise - Frequency and Offset

42. Noise - Fractal Parameters

43. Noise - Fractal Types

44. Noise - Remapping And Correcting the Output

Project Files.zip

06 - Scattering And Distribution

01. Graphing the Outputs

02. Relationships and Trends

03. The Organic Nature of Noise

04. Comparing the Distribution Ranges

05. Exercise Intro And Scattering Points

06. Running Over Numbers And the Clumping Nature of the Random Function

07. Point Relaxing

08. Working with Point Density

09. Controlling Point Density with Attributes

10. Geometry Resolution and Attributes

11. Comparing Attribute Values to Pixel Values

12. Correcting the Noise Output - Colour Correct And Levels

13. Correcting The Noise Output - Curves And Ramps

14. Compositing Attributes

15. Working with the Mask Controls

16. Replacing an Attribute VOP

17. Houdini as a Framework for Creating 3D Tools

18. Using Noise to Control Size

19. Randomising the Scale Attribute in VOPs

20. Controlling Random Distribution Using Bias And Gain

21. Graphing the Bias And Gain Controls

22. Controlling Random Distribution Using a Ramp Parameter

23. Comparing the Custom Built SOP to the Attribute Randomise SOP

24. Scattering Points

25. Randomising Rotation

26. The Orient Attribute

27. Adding Attributes to Existing Point Clouds

28. Distributing on Different Terrains And Objects

29. Optimising the System - Order of Operations

30. Optimising the System - Region of Interest

31. Summary

Project Files.zip

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تاریخ انتشار: 26 آذر 1402