initial EGL code

1 files changed, 141 insertions, 0 deletions

diff --git a/src/egl/main/egldriver.h b/src/egl/main/egldriver.h
new file mode 100644
index 0000000000..4ced7941d3
--- /dev/null
+++ b/src/egl/main/egldriver.h
@@ -0,0 +1,141 @@
+#ifndef EGLDRIVER_INCLUDED
+#define EGLDRIVER_INCLUDED
+
+
+#include "egltypedefs.h"
+
+
+/* driver funcs */
+typedef EGLBoolean (*Initialize_t)(_EGLDriver *, EGLDisplay dpy, EGLint *major, EGLint *minor);
+typedef EGLBoolean (*Terminate_t)(_EGLDriver *, EGLDisplay dpy);
+
+/* config funcs */
+typedef EGLBoolean (*GetConfigs_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
+typedef EGLBoolean (*ChooseConfig_t)(_EGLDriver *drv, EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
+typedef EGLBoolean (*GetConfigAttrib_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value);
+
+/* context funcs */
+typedef EGLContext (*CreateContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list);
+typedef EGLBoolean (*DestroyContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLContext ctx);
+typedef EGLBoolean (*MakeCurrent_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
+typedef EGLBoolean (*QueryContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value);
+
+/* surface funcs */
+typedef EGLSurface (*CreateWindowSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list);
+typedef EGLSurface (*CreatePixmapSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list);
+typedef EGLSurface (*CreatePbufferSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
+typedef EGLBoolean (*DestroySurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface);
+typedef EGLBoolean (*QuerySurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value);
+typedef EGLBoolean (*SurfaceAttrib_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value);
+typedef EGLBoolean (*BindTexImage_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer);
+typedef EGLBoolean (*ReleaseTexImage_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer);
+typedef EGLBoolean (*SwapInterval_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint interval);
+typedef EGLBoolean (*SwapBuffers_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw);
+typedef EGLBoolean (*CopyBuffers_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, NativePixmapType target);
+
+/* misc funcs */
+typedef const char *(*QueryString_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint name);
+typedef EGLBoolean (*WaitGL_t)(_EGLDriver *drv, EGLDisplay dpy);
+typedef EGLBoolean (*WaitNative_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint engine);
+
+
+/* EGL_MESA_screen extension */
+typedef EGLBoolean (*ChooseModeMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint screen_number, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes);
+typedef EGLBoolean (*GetModesMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint screen_number, EGLModeMESA *modes, EGLint mode_size, EGLint *num_mode);
+typedef EGLBoolean (*GetModeAttribMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLModeMESA mode, EGLint attribute, EGLint *value);
+
+
+
+
+/**
+ * Base class for device drivers.
+ */
+struct _egl_driver
+{
+   EGLBoolean Initialized; /* set by driver after initialized */
+
+   void *LibHandle; /* dlopen handle */
+
+   _EGLDisplay *Display;
+
+   int ABIversion;
+   int APImajor, APIminor; /* returned through eglInitialize */
+
+   /*
+    * The API dispatcher jumps through these functions
+    */
+   Initialize_t Initialize;
+   Terminate_t Terminate;
+
+   GetConfigs_t GetConfigs;
+   ChooseConfig_t ChooseConfig;
+   GetConfigAttrib_t GetConfigAttrib;
+
+   CreateContext_t CreateContext;
+   DestroyContext_t DestroyContext;
+   MakeCurrent_t MakeCurrent;
+   QueryContext_t QueryContext;
+
+   CreateWindowSurface_t CreateWindowSurface;
+   CreatePixmapSurface_t CreatePixmapSurface;
+   CreatePbufferSurface_t CreatePbufferSurface;
+   DestroySurface_t DestroySurface;
+   QuerySurface_t QuerySurface;
+   SurfaceAttrib_t SurfaceAttrib;
+   BindTexImage_t BindTexImage;
+   ReleaseTexImage_t ReleaseTexImage;
+   SwapInterval_t SwapInterval;
+   SwapBuffers_t SwapBuffers;
+   CopyBuffers_t CopyBuffers;
+
+   QueryString_t QueryString;
+   WaitGL_t WaitGL;
+   WaitNative_t WaitNative;
+
+   /* EGL_MESA_screen extension */
+   ChooseModeMESA_t ChooseModeMESA;
+   GetModesMESA_t GetModesMESA;
+   GetModeAttribMESA_t GetModeAttribMESA;
+};
+
+
+
+
+extern _EGLDriver *
+_eglDefaultMain(NativeDisplayType d);
+
+
+extern _EGLDriver *
+_eglChooseDriver(EGLDisplay dpy);
+
+
+extern _EGLDriver *
+_eglOpenDriver(_EGLDisplay *dpy, const char *driverName);
+
+
+extern EGLBoolean
+_eglCloseDriver(_EGLDriver *drv, EGLDisplay dpy);
+
+
+extern _EGLDriver *
+_eglLookupDriver(EGLDisplay d);
+
+
+extern void
+_eglInitDriverFallbacks(_EGLDriver *drv);
+
+
+extern const char *
+_eglQueryString(_EGLDriver *drv, EGLDisplay dpy, EGLint name);
+
+
+extern EGLBoolean
+_eglWaitGL(_EGLDriver *drv, EGLDisplay dpy);
+
+
+extern EGLBoolean
+_eglWaitNative(_EGLDriver *drv, EGLDisplay dpy, EGLint engine);
+
+
+
+#endif /* EGLDRIVER_INCLUDED */