invalidSwizzle.vert ERROR: 0:7: 'rr' : does not apply to this type: uniform sampler2D ERROR: 0:7: '=' : cannot convert from ' uniform sampler2D' to ' temp 2-component vector of float' ERROR: 0:8: 'xx' : does not apply to this type: global void ERROR: 0:9: 'xy' : does not apply to this type: global void ERROR: 4 compilation errors. No code generated. Shader version: 420 ERROR: node is still EOpNull! 0:6 Function Definition: main( ( global void) 0:6 Function Parameters: 0:? Sequence 0:8 Function Call: f( ( global void) 0:9 Function Call: f( ( global void) 0:? Linker Objects 0:? 's' ( uniform sampler2D) 0:? 'gl_VertexID' ( gl_VertexId int VertexId) 0:? 'gl_InstanceID' ( gl_InstanceId int InstanceId) Linked vertex stage: ERROR: Linking vertex stage: No function definition (body) found: f( Shader version: 420 ERROR: node is still EOpNull! 0:6 Function Definition: main( ( global void) 0:6 Function Parameters: 0:? Sequence 0:8 Function Call: f( ( global void) 0:9 Function Call: f( ( global void) 0:? Linker Objects 0:? 's' ( uniform sampler2D) 0:? 'gl_VertexID' ( gl_VertexId int VertexId) 0:? 'gl_InstanceID' ( gl_InstanceId int InstanceId)