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OpenGL
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No.
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Title
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Preview
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Description
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11. |
Depth
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How can occluded objects be dealt with using the z-buffer to allow the correct parts of objects to be rendered?
Keywords :
GL_DEPTH_TEST, glDepthFunc, glClearDepth, GL_DEPTH_BUFFER_BIT, GL_LEQUAL, GL_EQUAL GL_ALWAYS |
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12. |
Perspective
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How can perspective be added to your OpenGL scenes to cause objects in the distance to appear smaller?
Keywords :
gluLookAt, gluPerspective |
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13. |
Solid Shapes
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How can 3D objects be rendered to the screen?
Keywords :
None |
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14. |
Backface Culling
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How can you increase your rendering speed by not displaying hidden surfaces?
Keywords :
GL_CULL_FACE, glFrontFace, glCullFace |
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15. |
Polygon Offset
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Polygons placed on the same plane may produce some visual artefacts due to Z-fighting. How can this be avoided using polygon offsets.
Keywords :
GL_POLYGON_OFFSET_FILL, GL_POLYGON_OFFSET_LINE, GL_POLYGON_OFFSET_POINT, glPolygonOffset |
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