Chain together vertex shaders, like with fragment shaders.

[movit] / effect.h

diff --git a/effect.h b/effect.h
index 1478c6e474a14ea9c42b6b603fdcc08bbdc80d36..79209b8278153db83d855b157088e9065c7bebce 100644 (file)
--- a/effect.h
+++ b/effect.h
@@ -35,6 +35,7 @@ public:
        virtual bool needs_mipmaps() { return false; }
 
        virtual std::string output_convenience_uniforms();
+       virtual std::string output_vertex_shader();
        virtual std::string output_fragment_shader() = 0;
 
        virtual void set_uniforms(GLuint glsl_program_num, const std::string& prefix);