opengl opengl 289

  1. Once upon a time, when > was faster than < … Wait, what?
  2. How are 3D games so efficient?
  3. How do you render primitives as wireframes in OpenGL?
  4. What is state-of-the-art for text rendering in OpenGL as of version 4.1?
  5. How to debug a GLSL shader?
  6. What does glLoadIdentity() do in OpenGL?
  7. What is the correct file extension for GLSL shaders?
  8. Differences and relationship between glActiveTexture and glBindTexture
  9. Using OpenGl with C#?
  10. What's the concept of and differences between Framebuffer and Renderbuffer in OpenGL?
  11. What are the differences between glu, glew, glut, qt, sdl, openGL and webGL?
  12. glVertexAttribPointer clarification
  13. The purpose of Model View Projection Matrix
  14. opengl: glFlush() vs. glFinish()
  15. Vertex shader vs Fragment Shader
  16. What are Vertex Array Objects?
  17. How to make an OpenGL rendering context with transparent background?
  18. Python - No handlers could be found for logger “OpenGL.error”
  19. How to compile for Windows on Linux with gcc/g++?
  20. Is OpenGL coordinate system left-handed or right-handed?
  21. How does OpenGL work at the lowest level?

  22. What does “immediate mode” mean in OpenGL?
  23. OpenGL VAO best practices
  24. Drawing Sphere in OpenGL without using gluSphere()?
  25. OpenGL ES versus OpenGL
  26. Why does OpenGL use degrees instead of radians?
  27. How to use glOrtho() in OpenGL?
  28. How does the fragment shader know what variable to use for the color of a pixel?
  29. OpenGL vs. OpenCL, which to choose and why?
  30. What is the role of glBindVertexArrays vs glBindBuffer and what is their relationship?
  31. Passing a list of values to fragment shader
  32. What is so bad about GL_QUADS?
  33. How to get the GL library/headers?
  34. GLSL/C++: Arrays of Uniforms?
  35. Confusion between C++ and OpenGL matrix order (row-major vs column-major)
  36. What is the best way to debug OpenGL?
  37. Abysmal OpenCL ImageSampling performance vs OpenGL TextureSampling
  38. Rendering SVG with OpenGL (and OpenGL ES)
  39. Why use hexadecimal constants?
  40. What is the difference between OpenCL and OpenGL's compute shader?
  41. set the texture for by glUniform1i
  42. Proper way to delete GLSL shader?
  43. What are some best practices for OpenGL coding (esp. w.r.t. object orientation)?
  44. Segmentation fault at glGenVertexArrays( 1, &vao );
  45. Rendering meshes with multiple indices
  46. How do you install GLUT and OpenGL in Visual Studio 2012?
  47. Is WPF 3D good alternate of DirectX and OpenGL for complex applications?
  48. How do opengl texture coordinates work?
  49. Efficient off-screen rendering of QPainterPaths (OpenGL and non-OpenGL solution required)
  50. Understanding glm::lookAt()