Fixed NVIDIA renderering errors, use 'flat in/out int integerValue' instead of 'in/out float integerValue'

shaders/vertex/default.glsl

@@ -13,19 +13,19 @@ out vec3 outColor;
 out vec3 outNormal;
 out vec3 outUV;
 out float outTextureID;
-out float outHasTexture;
 out Light outLights[MAX_LIGHTS];
-out float outTotalLights;
+flat out int outTotalLights;
 out vec3 outFragPos;
 out vec3 outViewPos;
 out vec3 outCameraPos;
-out float outDisableLighting;
+flat out int outHasTexture;
+flat out int outDisableLighting;
 
 uniform mat4 projection;
 uniform mat4 view;
 uniform mat4 model;
 uniform int hasTexture;
-uniform float totalLights;
+uniform int totalLights;
 uniform Light lights[MAX_LIGHTS];
 uniform vec3 cameraPos;
 uniform int disableLighting;