Sam Vanheer

Newer hardware probably comes with software drivers for immediate mode so despite being more powerful it isn't actually used at all, it's handled by the CPU only. To fix that...

The game is using the immediate mode OpenGL API. It's been obsolete for nearly 2 decades now and new drivers won't always provide good support for it. Older GPUs have...

The `LoadLevelMaterials` function also frees a file buffer incorrectly due to the same parsing-related mistake.

I took a look at the main CMakeLists.txt, here's my feedback. First, note that the minimum CMake version is 3.1. There are a few CMake policies that are set to...

I looked up which CMake versions are used by various platforms: * Windows can use any version, CMake is installed by the user so you can assume a fairly recent...

This tool only supports OpenGL.

Note: this error was caused by Qt trying to use a different OpenGL implementation that does not support the version of OpenGL used by this program. The latest beta fixes...

Are you opening a Half-Life 1 model file? Are there any errors?

What are your system specifications? What version of Windows do you have, which graphics card do you have? Do you have multiple graphics cards (e.g. integrated and dedicated card)? Are...

According to [Intel's documentation](https://www.intel.com/content/dam/www/public/us/en/documents/product-briefs/g41-chipset-brief.pdf) your card supports OpenGL 2.0, so this should be working. I'll take a look around, see if maybe i'm accidentally using something newer without checking if...