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This article lists common shading algorithms used in computer graphics. ... video games, movies or technical illustrations, and include: Cel shading; Gooch shading;
Gouraud shading (/ ɡ uː ˈ r oʊ / goo-ROH), named after Henri Gouraud, is an interpolation method used in computer graphics to produce continuous shading of surfaces represented by polygon meshes.
Flat shading is a simple shading model with a uniform application of lighting and color per polygon. [32] The color and normal of one vertex is used to calculate the shading of the entire polygon. [18] Flat shading is inexpensive, as lighting for each polygon only needs to be calculated once per render. [32]
A shading language is a graphics programming language adapted to programming shader effects. Shading languages usually consist of special data types like "vector", " matrix ", "color" and " normal ".
The Blinn–Phong reflection model, also called the modified Phong reflection model, is a modification developed by Jim Blinn to the Phong reflection model. [1]Blinn–Phong is a shading model used in OpenGL and Direct3D's fixed-function pipeline (before Direct3D 10 and OpenGL 3.1), and is carried out on each vertex as it passes down the graphics pipeline; pixel values between vertices are ...
The image modification process is sometimes called color transfer or, when grayscale images are involved, brightness transfer function (BTF); it may also be called photometric camera calibration or radiometric camera calibration. The term image color transfer is a bit of a misnomer since most common algorithms transfer both color and shading ...
The CPU sends instructions (compiled shading language programs) and geometry data to the graphics processing unit, located on the graphics card. Within the vertex shader, the geometry is transformed. If a geometry shader is in the graphics processing unit and active, some changes of the geometries in the scene are performed.
There are various techniques of shading, including cross hatching, where perpendicular lines of varying closeness are drawn in a grid pattern to shade an area. The closer the lines are together, the darker the area appears. Likewise, the farther apart the lines are, the lighter the area appears. Powder shading is a sketching shading