Merge pull request 'feat: add skybox' (#2) from skybox into master

Reviewed-on: #2

grafika_projekt/Debug/grafika_projekt.log

@@ -1 +1,4 @@
-  grafika_projekt.vcxproj -> J:\source\repos\grafika_projekt\Debug\grafika_projekt.exe
+  main.cpp
+J:\source\repos\grafika_projekt\grafika_projekt\src\main.cpp(108,10): warning C4244: '=': conversion from 'int' to 'float', possible loss of data
+J:\source\repos\grafika_projekt\grafika_projekt\src\main.cpp(109,10): warning C4244: '=': conversion from 'int' to 'float', possible loss of data
+  grafika_projekt.vcxproj -> J:\source\repos\grafika_projekt\Debug\grafika_projekt.exe

grafika_projekt/src/main.cpp

@@ -156,16 +156,17 @@ unsigned int loadCubemap()
 	int width, height, nrChannels;
 	for (unsigned int i = 0; i < 6; i++)
 	{
-		unsigned char* data = stbi_load(skyboxTextures[i].c_str(), &width, &height, &nrChannels, 0);
+		unsigned char* data = stbi_load(skyboxTextures[i].c_str(), &width, &height, &nrChannels, STBI_rgb_alpha);
 		if (data)
 		{
 			glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X + i,
-				0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, data
+				0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, data
 			);
 			stbi_image_free(data);
 		}
 		else
 		{
+			std::cout << stbi_failure_reason() << std::endl;
 			std::cout << "Cubemap tex failed to load at path: " << skyboxTextures[i] << std::endl;
 			stbi_image_free(data);
 		}