This extension adds a single function to query the current GPU
timestamp, just like glGetInteger64v(GL_TIMESTAMP, ×tamp). This
function is needed to complete the implementation of
GOOGLE_display_timing, which needs to be able to correlate GPU and CPU
timestamps.
v2: Adopt Jason Ekstrand's codi
This extension adds a single function to query the current GPU
timestamp, just like glGetInteger64v(GL_TIMESTAMP, ×tamp). This
function is needed to complete the implementation of
GOOGLE_display_timing, which needs to be able to correlate GPU and CPU
timestamps.
v2: Adopt Jason Ekstrand's codi
