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GL: Timer query check if result is available.

This commit is contained in:
Branimir Karadžić 2015-08-16 15:44:13 -07:00
parent bc2077acb0
commit 79d2b81eb1
1 changed files with 13 additions and 5 deletions
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18
src/renderer_gl.h
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@ -1151,13 +1151,21 @@ namespace bgfx { namespace gl
{
if (0 != m_control.available() )
{
GL_CHECK(glGetQueryObjectui64v(m_frame[m_control.m_read]
, GL_QUERY_RESULT
, &m_elapsed
GLint available;
GL_CHECK(glGetQueryObjectiv(m_frame[m_control.m_read]
, GL_QUERY_RESULT_AVAILABLE
, &available
) );
m_control.consume(1);
return true;
if (available)
{
GL_CHECK(glGetQueryObjectui64v(m_frame[m_control.m_read]
, GL_QUERY_RESULT
, &m_elapsed
) );
m_control.consume(1);
return true;
}
}
return false;