2239:   else
2240:   {
2241:     OutColor = mix (texture2D (uAccumTexture, vPixel), aColor, 1.f / (uAccumSamples + 1));
2242:   }
2243: 
2244: #endif // ADAPTIVE_SAMPLING
2245: 
2246: #else
2247: 
2248:   OutColor = clamp (Radiance (aRay, aInvDirect), 0.f, 1.f);
2249: 
2250: #endif // PATH_TRACING
2251: }
TKOpenGl | Type: Error | ID: 0 | Severity: High | Message:
  Failed to compile Fragment Shader [occt_rt_main]. Compilation log:
ERROR: 0:2241: Invalid call of undeclared identifier 'texture2D'

TKOpenGl | Type: Error | ID: 0 | Severity: High | Message:
  Failed to compile ray-tracing fragment shaders
  
> vglinfo
 OpenGL info:
  GLvendor: ATI Technologies Inc.
  GLdevice: AMD Radeon Pro 570 OpenGL Engine
  GLversion: 4.1 ATI-2.8.38
  GLSLversion: 4.10
  Max texture size: 16384
  Max FBO dump size: 16384x16384
  Max combined texture units: 80
  Max MSAA samples: 8
  Viewport: 512x512
  GPU memory: 4096 MiB
  GPU Texture memory: 4008 MiB
  ResolutionRatio: 1