Remove an unused uniform.

diff --git a/flow.cpp b/flow.cpp
index 374e07d73ffe40f461f4df605dc159fa19a98a2b..ca3ce39ff20cbf515877fe46c0d00c44b0cf1b92 100644 (file)
--- a/flow.cpp
+++ b/flow.cpp
@@ -245,7 +245,6 @@ Sobel::Sobel()
        glVertexAttribPointer(texcoord_attrib, 2, GL_FLOAT, GL_FALSE, 0, BUFFER_OFFSET(0));
 
        uniform_tex = glGetUniformLocation(sobel_program, "tex");
-       uniform_image_size = glGetUniformLocation(sobel_program, "image_size");
        uniform_inv_image_size = glGetUniformLocation(sobel_program, "inv_image_size");
 }
 
@@ -255,7 +254,6 @@ void Sobel::exec(GLint tex0_view, GLint grad0_tex, int level_width, int level_he
        glBindTextureUnit(0, tex0_view);
        glBindSampler(0, nearest_sampler);
        glProgramUniform1i(sobel_program, uniform_tex, 0);
-       glProgramUniform2f(sobel_program, uniform_image_size, level_width, level_height);
        glProgramUniform2f(sobel_program, uniform_inv_image_size, 1.0f / level_width, 1.0f / level_height);
 
        GLuint grad0_fbo;  // TODO: cleanup