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gl: call glClearColor before glClear

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This commit is contained in:
Julien Isorce 2014-04-24 15:36:47 +01:00
parent 04067c8b4e
commit 673b813ab3
1 changed files with 3 additions and 0 deletions
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3
ext/gl/gstglimagesink.c
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@ -1124,6 +1124,8 @@ gst_glimage_sink_on_draw (const GstGLImageSink * gl_sink)
0.0f, 1.0f,
1.0f, 1.0f
};
gl->ClearColor (0.0, 0.0, 0.0, 0.0);
gl->Clear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
gl->MatrixMode (GL_PROJECTION);
@ -1159,6 +1161,7 @@ gst_glimage_sink_on_draw (const GstGLImageSink * gl_sink)
GLushort indices[] = { 0, 1, 2, 0, 2, 3 };
gl->ClearColor (0.0, 0.0, 0.0, 0.0);
gl->Clear (GL_COLOR_BUFFER_BIT);
gst_gl_shader_use (gl_sink->redisplay_shader);