Merge branch 'master' into epoxy
[movit] / slice_effect.cpp
index 09b91b9..3a88465 100644 (file)
@@ -1,5 +1,6 @@
-#include <GL/glew.h>
+#include <epoxy/gl.h>
 
+#include "effect_chain.h"
 #include "slice_effect.h"
 #include "effect_util.h"
 #include "util.h"
@@ -60,12 +61,10 @@ void SliceEffect::set_gl_state(GLuint glsl_program_num, const string &prefix, un
                set_uniform_float(glsl_program_num, prefix, "slice_offset_to_input_coord", float(output_slice_size) / float(input_height));
        }
 
-       // Normalized coordinates could potentially cause blurring of the
-       // image; it's not critical, but we have set changes_output_size()
-       // and needs_texture_bounce(), so simply turning off the interpolation
-       // is allowed.
-       assert(*sampler_num == 1);
-       glActiveTexture(GL_TEXTURE0);
+       // Normalized coordinates could potentially cause blurring of the image.
+       // It isn't critical, but still good practice.
+       Node *self = chain->find_node_for_effect(this);
+       glActiveTexture(chain->get_input_sampler(self, 0));
        check_error();
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
        check_error();