Questions
Which of the following is not a global illumination method?
- Ray Tracing
- Radiosity
- Photon Mapping
- Rasterization
What is the main difference between ray tracing and radiosity?
- Ray tracing is a forward-facing algorithm, while radiosity is a backward-facing algorithm.
- Ray tracing is a stochastic algorithm, while radiosity is a deterministic algorithm.
- Ray tracing is a local illumination method, while radiosity is a global illumination method.
- Ray tracing is a more computationally expensive algorithm than radiosity.
What is the main advantage of photon mapping over ray tracing?
- Photon mapping is a more accurate algorithm than ray tracing.
- Photon mapping is a faster algorithm than ray tracing.
- Photon mapping is a more flexible algorithm than ray tracing.
- Photon mapping is a more robust algorithm than ray tracing.
Which of the following is not a type of global illumination effect?
- Direct illumination
- Indirect illumination
- Caustics
- Shadows
What is the main challenge in implementing global illumination methods?
- The high computational cost of global illumination methods.
- The difficulty in modeling the complex interactions of light in a scene.
- The need for specialized hardware to accelerate global illumination calculations.
- All of the above.
Which of the following is not a common technique used to accelerate global illumination calculations?
- Photon mapping
- Irradiance caching
- Bidirectional path tracing
- Rasterization
What is the main advantage of bidirectional path tracing over other global illumination methods?
- Bidirectional path tracing is a more accurate algorithm than other global illumination methods.
- Bidirectional path tracing is a faster algorithm than other global illumination methods.
- Bidirectional path tracing is a more flexible algorithm than other global illumination methods.
- Bidirectional path tracing is a more robust algorithm than other global illumination methods.
Which of the following is not a common application of global illumination methods?
- Architectural visualization
- Product design
- Medical imaging
- Video games
What is the future of global illumination methods?
- Global illumination methods will become more accurate and faster.
- Global illumination methods will become more flexible and robust.
- Global illumination methods will become more widely used in a variety of applications.
- All of the above.
Which of the following is a common technique used to reduce the noise in global illumination calculations?
- Denoising filters
- Adaptive sampling
- Importance sampling
- All of the above.
What is the main advantage of adaptive sampling over other noise reduction techniques?
- Adaptive sampling is a more accurate noise reduction technique than other techniques.
- Adaptive sampling is a faster noise reduction technique than other techniques.
- Adaptive sampling is a more flexible noise reduction technique than other techniques.
- Adaptive sampling is a more robust noise reduction technique than other techniques.
Which of the following is not a common type of adaptive sampling?
- Pixel-based adaptive sampling
- Object-based adaptive sampling
- Material-based adaptive sampling
- Light-based adaptive sampling
What is the main advantage of importance sampling over other noise reduction techniques?
- Importance sampling is a more accurate noise reduction technique than other techniques.
- Importance sampling is a faster noise reduction technique than other techniques.
- Importance sampling is a more flexible noise reduction technique than other techniques.
- Importance sampling is a more robust noise reduction technique than other techniques.
Which of the following is not a common type of importance sampling?
- Stratified sampling
- Jittered sampling
- Poisson disk sampling
- Metropolis-Hastings sampling