fixed invalid reads / some bugs

[fishladder.git] / vg / vg_shader.h

diff --git a/vg/vg_shader.h b/vg/vg_shader.h
index 8e17da33e22d8c60baa0dbf49ac7d3b97d3c92c7..ff8a5f0dc143c6126167394579fc4cced7922499 100644 (file)
--- a/vg/vg_shader.h
+++ b/vg/vg_shader.h
@@ -84,7 +84,7 @@ static int vg_shader_compile( struct vg_shader *shader )
 {
        vg_info( "Compile shader '%s'\n", shader->sym );
        
-       GLuint vert, frag, geo;
+       GLuint vert, frag, geo = 0;
        
        vert = vg_shader_subshader( shader->src_vert, GL_VERTEX_SHADER );
        frag = vg_shader_subshader( shader->src_frag, GL_FRAGMENT_SHADER );
@@ -101,7 +101,7 @@ static int vg_shader_compile( struct vg_shader *shader )
        }
        
        shader->program = glCreateProgram();
-       if( shader->src_geo )
+       if( geo )
                glAttachShader( shader->program, geo );
                
        glAttachShader( shader->program, vert );
@@ -111,7 +111,7 @@ static int vg_shader_compile( struct vg_shader *shader )
        glDeleteShader( vert );
        glDeleteShader( frag );
        
-       if( shader->src_geo )
+       if( geo )
                glDeleteShader( geo );
                
        // Check for link errors