1. Budget Limitations: This is the most obvious factor. CGI is expensive. High-end visual effects require specialized software, powerful computers, and skilled artists, all of which cost money. Low-budget films simply don't have the resources to invest heavily in CGI.
2. Time Constraints: Big budget films often have months, if not years, to develop and perfect their CGI. Low-budget films, however, work with tighter deadlines, which can lead to less refined and polished visual effects.
3. Skill and Experience: While there are talented artists working on independent and low-budget films, the top CGI studios often attract the most experienced and highly skilled professionals. Their expertise and technical knowledge contribute to the quality of the final effects.
4. Artistic Choice: Sometimes, the choice to use low-budget or intentionally "cheap-looking" CGI is a deliberate artistic decision. This can be done to create a specific aesthetic, like in a retro sci-fi film or a horror movie trying to achieve a sense of unease.
5. Focus on Story: Low-budget films often prioritize strong storytelling and character development over dazzling visual effects. They may choose to invest their limited budget in other areas, such as script, acting, or sound design, rather than spending on expensive CGI.
However, it's important to remember:
* Not all CGI is created equal. There are examples of incredible CGI in low-budget films, and some big-budget films have poorly executed visual effects.
* Artistic vision and ingenuity can sometimes compensate for limited resources. Creative directors and artists can use clever techniques and innovative approaches to achieve impressive visuals on a smaller budget.
Ultimately, the quality of CGI depends on various factors beyond budget alone. While big-budget films often have the advantage of resources and expertise, it's crucial to judge each film based on its individual merits and artistic choices.