MIT OpenCourseWare http://ocw.mit.edu 4.500 Introduction to Design Computing Fall 2008 For information about citing these materials or our Terms of Use, visit: http://ocw.mit.edu/terms.4.500 Computing Rendering21. Why do Architects Render 2. Technical Components of Rendering 3. Illuminating a ModelRendering in Architecture 3 • Test Design Quality & Performance • Test Quantitative Performance • Present Information • Renderings have different purposes4 Purpose of Rendering • Providers of Light to Models Constructed of Lines • Present Design Possibilities • Software: Most are Rendering and Modeling Packages are Bundled Together5 [ Quality Vs Quantity ]678 [Designing Colors ]14 [ Designing Artificial Lights ]1516171819 [ Designing Natural Light ]212223Summary of Rendering Qualities 24 • Capturing Light & Shadow • Find the right balance of color and depth • Scaling - Texture25Technical Components of a Rendering • Lighting Algorithm • Surface Treatment – Texture Maps • Image Manipulation – (Photoshop)26Model Representations Surface Models Ruled Surface Solid Modeling NURB Surface Modeling Parametric Modeling27Model Representations Surface Models Ruled Surface Solid Modeling NURB Surface Parametric Modeling Modeling28Rendered Representation Geometrical Hidden Line Representation Render Raytrace Radiosity Shading29 Axonometric Projections 90o 90o 90o Trimetric Isometric Dimetric 3 axes, no equal angles 3 axes with equal angles 3 axes, but only two of these have equal angles Figure by MIT OpenCourseWare.30 Rendering Components 1 - Modeling 2 - Rendering Lights Spots General Day lighting Cameras Lens Manipulation Change in Location Operations on Surfaces Shading Ray Tracing Textures Maps 3 - Animation31Rendering Scene Illumination Virtual Camera Geometry CAD Model32Surfaces - Wire Frame33Surfaces - Shading34Surfaces - Color35Surfaces – Ray Tracing36Surfaces - Radiosity37Surface - Textures And Maps38Image Manipulation39 Illumination • Import a Model • Setting up Lights • Setting up Cameras • Creating an Image40Rendering Process Mono Chromatic Model41 Mono Chromatic Model42 Color and Light Model43 Surface and Light44 Color and Light45 Color and Light46 Light & External Textures47 Texture Maps48 Final Camera
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