Script should still work after loadsvg is used

[ipdf/code.git] / src / objectrenderer.cpp

diff --git a/src/objectrenderer.cpp b/src/objectrenderer.cpp
index 9327c97..cbceb3a 100644 (file)
--- a/src/objectrenderer.cpp
+++ b/src/objectrenderer.cpp
@@ -24,9 +24,12 @@ ObjectRenderer::ObjectRenderer(const ObjectType & type,
                const char * vert_glsl_file, const char * frag_glsl_file, const char * geom_glsl_file)
                : m_type(type), m_shader_program(), m_indexes(), m_buffer_builder(NULL)
 {
-       m_shader_program.InitialiseShaders(vert_glsl_file, frag_glsl_file, geom_glsl_file);
-       m_shader_program.Use();
-       glUniform4f(m_shader_program.GetUniformLocation("colour"), 0,0,0,1); //TODO: Allow different colours
+       if (vert_glsl_file != NULL && frag_glsl_file != NULL && geom_glsl_file != NULL)
+       {
+               m_shader_program.InitialiseShaders(vert_glsl_file, frag_glsl_file, geom_glsl_file);
+               m_shader_program.Use();
+               glUniform4f(m_shader_program.GetUniformLocation("colour"), 0,0,0,1); //TODO: Allow different colours
+       }
 }
 
 /**