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Results tagged with opengl
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user 12233
OpenGL is a graphics standard and API which targets the desktop and workstation markets. It is designed to be easy to accelerate with dedicated computer hardware, and hence most implementations give greatly improved performance over traditional software rendering. Currently, OpenGL is used for applications like CAD software and computer games. It is also cross-platform. The OpenGL standard is controlled by the Khronos group, which also controls OpenGL ES.
1
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What is a right datatype in C++ for OpenGL scene representation with use of GLSL
I've had a quick look at VBOs in OpenGL and they seem to be a good way to transfer large amounts of vertices to the Driver. … After that fast operations are permitted such as calling memcpy or passing this address to OpenGL. …
- 401
3
votes
3
answers
737
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The ship "shudders" in scrolling Asteroids
My other machine an old compaq laptop (Pentium III) with Linux and Radeon OpenGL driver delivers 50 updates and 30 frames per second. … I am drawing in world co-ordinates and letting OpenGL do the scaling and translation so if I had a quick way of verifying what pixel co-ordinates OpenGL produces for the ship centre, that would help clarify …
- 401
0
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The ship "shudders" in scrolling Asteroids
It appears that calling glOrtho for panning is not recommended. Not sure why. Based on some advice from stack overflow, I have fixed this problem by instead maintaining the ship at origin 0,0 all the …
- 401