Fix chasm draw bug

src/Dodge/Render.hs

@@ -140,8 +140,11 @@ doDrawing' win pdata u = do
     glDepthMask GL_FALSE
     glStencilOp GL_KEEP GL_KEEP GL_INCR
     with 0 $ glClearNamedFramebufferiv (pdata ^. fboBase . _1 . unFBO) GL_STENCIL 0
-    -- probably don't want to set the drawbuffer to GL_NONE, but not sure
+    -- need to set the drawbuffer to none
+    glDrawBuffer GL_NONE
     glDrawArrays GL_TRIANGLES 0 (fromIntegral nchs)
+    withArray [GL_COLOR_ATTACHMENT0,GL_COLOR_ATTACHMENT1,GL_COLOR_ATTACHMENT2] $
+        glNamedFramebufferDrawBuffers (pdata ^. fboBase . _1 . unFBO) 3
     glDepthMask GL_TRUE
     --draw floor onto base buffer
     glUseProgram (pdata ^. floorShader)