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Add glfwGetTimerValue and glfwGetTimerFrequency

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This adds raw timer access to the public API and builds the
floating-point time functions on top.  It also makes the GLFWuint64 type
public.
This commit is contained in:
Camilla Berglund
2016-03-06 11:38:55 +01:00
parent 8221aadea3
commit 31f67dd3cc
14 changed files with 148 additions and 96 deletions
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54
include/GLFW/glfw3.h
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@@ -728,6 +728,19 @@ extern "C" {
* GLFW API types
*************************************************************************/
/*! @brief 64-bit unsigned integer.
*
* 64-bit unsigned integer.
*
* @since Added in version 3.2.
*/
#if defined(_MSC_VER) && (_MSC_VER < 1600)
typedef unsigned __int64 GLFWuint64;
#else
#include <stdint.h>
typedef uint64_t GLFWuint64;
#endif
/*! @brief Client API function pointer type.
*
* Generic function pointer used for returning client API function pointers
@@ -3557,6 +3570,47 @@ GLFWAPI double glfwGetTime(void);
*/
GLFWAPI void glfwSetTime(double time);
/*! @brief Returns the current value of the raw timer.
*
* This function returns the current value of the raw timer. To get its
* frequency, call @ref glfwGetTimerFrequency.
*
* @return The value of the timer, or zero if an
* [error](@ref error_handling) occurred.
*
* @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
* GLFW_INVALID_VALUE.
*
* @thread_safety This function may be called from any thread.
*
* @sa @ref time
* @sa glfwGetTimerFrequency
*
* @since Added in version 3.2.
*
* @ingroup input
*/
GLFWAPI GLFWuint64 glfwGetTimerValue(void);
/*! @brief Returns the frequency, in Hz, of the raw timer.
*
* @return The frequency of the timer, in Hz, or zero if an
* [error](@ref error_handling) occurred.
*
* @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
* GLFW_INVALID_VALUE.
*
* @thread_safety This function may be called from any thread.
*
* @sa @ref time
* @sa glfwGetTimerValue
*
* @since Added in version 3.2.
*
* @ingroup input
*/
GLFWAPI GLFWuint64 glfwGetTimerFrequency(void);
/*! @brief Makes the context of the specified window current for the calling
* thread.
*