Quick protocol for integrating the attribute information of unstructured point cloud data into a solar envelope simulation

This study proposes a novel method of solar geometry by considering the potential application of point cloud data combined with the simulation of solar radiation. With the support of geometric and radiometric information stored in the point cloud such as position information (XYZ) color information (RGB), and reflection intensity (I),...

Investigating Surface Fractures and Materials Behavior of Cultural Heritage Buildings Based on the Attribute Information of Point Clouds Stored in the TLS Dataset

To date, the potential development of 3D laser scanning has enabled the capture of high-quality and high-precision reality-based datasets for both research and industry. In particular, Terrestrial Laser Scanning (TLS) technology has played a key role in the documentation of cultural heritage. In the existing literature, the geometric properties...

Solar Geometry in Performance of the Built Environment: An Integrated Computational Design Method for High-Performance Building Massing Based on Attribute Point Cloud Information

As part of the passive design strategy, the development of computational solar envelopes plays a major role to construct a cooperative environmental performance exchange between new buildings and their local contexts. However, the state-of-the-art computational solar envelopes pose a great challenge in understanding site characteristics from a...

A Computational Workflow for Generating A Voxel-Based Design Approach Based on Subtractive Shading Envelopes and Attribute Information of Point Cloud Data

This study proposes a voxel-based design approach based on the subtractive mechanism of shading envelopes and attributes information of point cloud data in tropical climates. In particular, the proposed method evaluates a volumetric sample of new buildings based on predefined shading performance criteria. With the support of geometric and...

An integrated approach to subtractive solar envelopes based on attribute information from point cloud data

As a passive design strategy, solar envelopes play a significant role in determining building mass based on desirable sun access during a predefined period. Nowadays, advancements in the area of computational tools permit designers to develop new methods for establishing solar envelopes. However, current approaches lack an understanding of the...

Understanding Computational Methods for Solar Envelopes Based on Design Parameters, Tools, and Case Studies: A Review

The increasing population density in urban areas simultaneously impacts the trend of energy consumption in building sectors and the urban heat island (UHI) effects of urban infrastructure. Accordingly, passive design strategies to create sustainable buildings play a major role in addressing these issues, while solar envelopes prove to be a...

A computational workflow to analyse material properties and solar radiation of existing contexts from attribute information of point cloud data

This paper investigates a prospective application of point cloud data in supporting the contextual analysis of the built environment during the conceptual design process. Often, the complexity of site information causes architects to neglect several relevant properties that may affect environmental performance analysis, especially when dealing...

Making use of Point Cloud for Generating Subtractive Solar Envelopes

As a contextual and passive design strategy, solar envelopes play a great role in<br/>determining building mass based on desirable sun access during the predefined<br/>period. With the rapid evolution of digital tools, the design method of solar<br/>envelopes varies in different computational platforms. However, current<br/>approaches still lack...

Re-printing architectural heritage: Exploring current 3D printing and scanning technologies

Additive Manufacturing (commonly known as 3D printing) technology has become a global phenomenon. In the domain of heritage, 3D printing is seen as a time and cost efficient method for restoring vulnerable architectural structures. The technology can also provide an opportunity to reproduce missing or destroyed cultural heritage, in the cases...

Toward an Environmental Database: Exploring the material properties from the point cloud data of the existing environment

The utilization of point cloud as a 3D laser scanning product has reached across<br/>multi-disciplines in terms of data processing, data visualization, and data<br/>analysis. This study particularly investigates further the use of typical attributes<br/>of raw point cloud data consisting of XYZ (position information), RGB (colour<br/>information...

Identifying the surface materials of the existing environment through point cloud data attributes

The prospective application of 3D laser data scanning provides numerous possibilities for investigating environmental performances for architectural design. One of the possibilities includes the practical usability of point cloud data in examining the existing environment. Exploiting this potential would help to increase the information on...

The use and potential applications of point clouds in simulation of solar radiation for solar access in urban contexts

High-performing architecture should be designed by taking into account the mutual dependency between the new building and the local context. The performative architecture plays an important role to avert any unforeseen failures after the building has been built; particularly ones related to the microclimate impacts that affect the human comfort....