Use explicit mipmap generation if necessary

[libs/gl.git] / source / texture.cpp

diff --git a/source/texture.cpp b/source/texture.cpp
index 81373c97b8793bb99f66c5669e6bc7f761c5d7d9..22bdebdfd2a02eca284a0183c29a2f942b7a1631 100644 (file)
--- a/source/texture.cpp
+++ b/source/texture.cpp
@@ -1,4 +1,5 @@
 #include <msp/gl/extensions/arb_shadow.h>
+#include <msp/gl/extensions/ext_framebuffer_object.h>
 #include <msp/gl/extensions/ext_texture3d.h>
 #include <msp/gl/extensions/ext_texture_filter_anisotropic.h>
 #include <msp/gl/extensions/sgis_generate_mipmap.h>
@@ -168,7 +169,18 @@ void Texture::set_generate_mipmap(bool gm)
        if(gm)
                static Require _req(SGIS_generate_mipmap);
        gen_mipmap = gm;
-       update_parameter(GENERATE_MIPMAP);
+       if(get_gl_api()!=OPENGL_ES2)
+               update_parameter(GENERATE_MIPMAP);
+}
+
+void Texture::auto_generate_mipmap()
+{
+       if(get_gl_api()==OPENGL_ES2)
+       {
+               // glGenerateMipmap is defined here
+               static Require _req(EXT_framebuffer_object);
+               glGenerateMipmap(target);
+       }
 }
 
 void Texture::set_compare_enabled(bool c)