mirror of https://github.com/liamg/aminal.git
76 lines
2.8 KiB
Go
76 lines
2.8 KiB
Go
package glfw
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//#include "glfw/include/GLFW/glfw3.h"
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import "C"
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const (
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VersionMajor = C.GLFW_VERSION_MAJOR // This is incremented when the API is changed in non-compatible ways.
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VersionMinor = C.GLFW_VERSION_MINOR // This is incremented when features are added to the API but it remains backward-compatible.
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VersionRevision = C.GLFW_VERSION_REVISION // This is incremented when a bug fix release is made that does not contain any API changes.
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)
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// Init initializes the GLFW library. Before most GLFW functions can be used,
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// GLFW must be initialized, and before a program terminates GLFW should be
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// terminated in order to free any resources allocated during or after
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// initialization.
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//
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// If this function fails, it calls Terminate before returning. If it succeeds,
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// you should call Terminate before the program exits.
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//
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// Additional calls to this function after successful initialization but before
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// termination will succeed but will do nothing.
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//
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// This function may take several seconds to complete on some systems, while on
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// other systems it may take only a fraction of a second to complete.
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//
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// On Mac OS X, this function will change the current directory of the
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// application to the Contents/Resources subdirectory of the application's
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// bundle, if present.
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//
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// This function may only be called from the main thread.
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func Init() error {
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C.glfwInit()
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return acceptError(APIUnavailable)
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}
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// Terminate destroys all remaining windows, frees any allocated resources and
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// sets the library to an uninitialized state. Once this is called, you must
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// again call Init successfully before you will be able to use most GLFW
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// functions.
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//
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// If GLFW has been successfully initialized, this function should be called
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// before the program exits. If initialization fails, there is no need to call
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// this function, as it is called by Init before it returns failure.
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//
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// This function may only be called from the main thread.
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func Terminate() {
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flushErrors()
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C.glfwTerminate()
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}
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// GetVersion retrieves the major, minor and revision numbers of the GLFW
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// library. It is intended for when you are using GLFW as a shared library and
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// want to ensure that you are using the minimum required version.
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//
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// This function may be called before Init.
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func GetVersion() (major, minor, revision int) {
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var (
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maj C.int
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min C.int
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rev C.int
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)
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C.glfwGetVersion(&maj, &min, &rev)
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return int(maj), int(min), int(rev)
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}
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// GetVersionString returns a static string generated at compile-time according
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// to which configuration macros were defined. This is intended for use when
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// submitting bug reports, to allow developers to see which code paths are
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// enabled in a binary.
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//
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// This function may be called before Init.
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func GetVersionString() string {
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return C.GoString(C.glfwGetVersionString())
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}
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