egl: Cleanup _EGLDisplay initialization.

[mesa.git] / src / egl / main / eglmisc.c

diff --git a/src/egl/main/eglmisc.c b/src/egl/main/eglmisc.c
index b5bdc3ea4bfe48fc181ab68110dae12967930471..5a607dc080a49b2246181595a619e1436921ff6f 100644 (file)
--- a/src/egl/main/eglmisc.c
+++ b/src/egl/main/eglmisc.c
@@ -33,8 +33,35 @@
 
 #include <assert.h>
 #include <string.h>
-#include "eglglobals.h"
+#include "eglcurrent.h"
 #include "eglmisc.h"
+#include "egldisplay.h"
+#include "egldriver.h"
+#include "eglstring.h"
+
+
+/**
+ * Copy the extension into the string and update the string pointer.
+ */
+static EGLint
+_eglAppendExtension(char **str, const char *ext)
+{
+   char *s = *str;
+   size_t len = strlen(ext);
+
+   if (s) {
+      memcpy(s, ext, len);
+      s[len++] = ' ';
+      s[len] = '\0';
+
+      *str += len;
+   }
+   else {
+      len++;
+   }
+
+   return (EGLint) len;
+}
 
 
 /**
@@ -42,88 +69,95 @@
  * the driver's Extensions string.
  */
 static void
-_eglUpdateExtensionsString(_EGLDriver *drv)
+_eglUpdateExtensionsString(_EGLDisplay *dpy)
 {
-   drv->Extensions.String[0] = 0;
-
-   if (drv->Extensions.MESA_screen_surface)
-      strcat(drv->Extensions.String, "EGL_MESA_screen_surface ");
-   if (drv->Extensions.MESA_copy_context)
-      strcat(drv->Extensions.String, "EGL_MESA_copy_context ");
-   assert(strlen(drv->Extensions.String) < _EGL_MAX_EXTENSIONS_LEN);
+#define _EGL_CHECK_EXTENSION(ext)                                          \
+   do {                                                                    \
+      if (dpy->Extensions.ext) {                                           \
+         _eglAppendExtension(&exts, "EGL_" #ext);                          \
+         assert(exts <= dpy->ExtensionsString + _EGL_MAX_EXTENSIONS_LEN);  \
+      }                                                                    \
+   } while (0)
+
+   char *exts = dpy->ExtensionsString;
+
+   if (exts[0])
+      return;
+
+   _EGL_CHECK_EXTENSION(MESA_screen_surface);
+   _EGL_CHECK_EXTENSION(MESA_copy_context);
+   _EGL_CHECK_EXTENSION(MESA_drm_display);
+   _EGL_CHECK_EXTENSION(MESA_drm_image);
+
+   _EGL_CHECK_EXTENSION(KHR_image_base);
+   _EGL_CHECK_EXTENSION(KHR_image_pixmap);
+   if (dpy->Extensions.KHR_image_base && dpy->Extensions.KHR_image_pixmap)
+      _eglAppendExtension(&exts, "EGL_KHR_image");
+
+   _EGL_CHECK_EXTENSION(KHR_vg_parent_image);
+   _EGL_CHECK_EXTENSION(KHR_gl_texture_2D_image);
+   _EGL_CHECK_EXTENSION(KHR_gl_texture_cubemap_image);
+   _EGL_CHECK_EXTENSION(KHR_gl_texture_3D_image);
+   _EGL_CHECK_EXTENSION(KHR_gl_renderbuffer_image);
+
+   _EGL_CHECK_EXTENSION(KHR_reusable_sync);
+   _EGL_CHECK_EXTENSION(KHR_fence_sync);
+
+   _EGL_CHECK_EXTENSION(KHR_surfaceless_gles1);
+   _EGL_CHECK_EXTENSION(KHR_surfaceless_gles2);
+   _EGL_CHECK_EXTENSION(KHR_surfaceless_opengl);
+
+   _EGL_CHECK_EXTENSION(NOK_swap_region);
+   _EGL_CHECK_EXTENSION(NOK_texture_from_pixmap);
+#undef _EGL_CHECK_EXTENSION
 }
 
 
 static void
-_eglUpdateAPIsString(_EGLDriver *drv)
+_eglUpdateAPIsString(_EGLDisplay *dpy)
 {
-   _eglGlobal.ClientAPIs[0] = 0;
+   char *apis = dpy->ClientAPIsString;
 
-   if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_BIT)
-      strcat(_eglGlobal.ClientAPIs, "OpenGL ");
+   if (apis[0] || !dpy->ClientAPIs)
+      return;
 
-   if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_ES_BIT)
-      strcat(_eglGlobal.ClientAPIs, "OpenGL_ES ");
+   if (dpy->ClientAPIs & EGL_OPENGL_BIT)
+      strcat(apis, "OpenGL ");
 
-   if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_ES2_BIT)
-      strcat(_eglGlobal.ClientAPIs, "OpenGL_ES2 ");
+   if (dpy->ClientAPIs & EGL_OPENGL_ES_BIT)
+      strcat(apis, "OpenGL_ES ");
 
-   if (_eglGlobal.ClientAPIsMask & EGL_OPENVG_BIT)
-      strcat(_eglGlobal.ClientAPIs, "OpenVG ");
+   if (dpy->ClientAPIs & EGL_OPENGL_ES2_BIT)
+      strcat(apis, "OpenGL_ES2 ");
 
-   assert(strlen(_eglGlobal.ClientAPIs) < sizeof(_eglGlobal.ClientAPIs));
-}
+   if (dpy->ClientAPIs & EGL_OPENVG_BIT)
+      strcat(apis, "OpenVG ");
 
+   assert(strlen(apis) < sizeof(dpy->ClientAPIs));
+}
 
 
 const char *
-_eglQueryString(_EGLDriver *drv, EGLDisplay dpy, EGLint name)
+_eglQueryString(_EGLDriver *drv, _EGLDisplay *dpy, EGLint name)
 {
    (void) drv;
-   (void) dpy;
+
    switch (name) {
    case EGL_VENDOR:
       return _EGL_VENDOR_STRING;
    case EGL_VERSION:
-      return drv->Version;
+      _eglsnprintf(dpy->VersionString, sizeof(dpy->VersionString),
+              "%d.%d (%s)", dpy->VersionMajor, dpy->VersionMajor,
+              dpy->Driver->Name);
+      return dpy->VersionString;
    case EGL_EXTENSIONS:
-      _eglUpdateExtensionsString(drv);
-      return drv->Extensions.String;
-#ifdef EGL_VERSION_1_2
+      _eglUpdateExtensionsString(dpy);
+      return dpy->ExtensionsString;
    case EGL_CLIENT_APIS:
-      _eglUpdateAPIsString(drv);
-      return _eglGlobal.ClientAPIs;
-#endif
+      _eglUpdateAPIsString(dpy);
+      return dpy->ClientAPIsString;
    default:
       _eglError(EGL_BAD_PARAMETER, "eglQueryString");
       return NULL;
    }
 }
-
-
-EGLBoolean
-_eglWaitGL(_EGLDriver *drv, EGLDisplay dpy)
-{
-   /* just a placeholder */
-   (void) drv;
-   (void) dpy;
-   return EGL_TRUE;
-}
-
-
-EGLBoolean
-_eglWaitNative(_EGLDriver *drv, EGLDisplay dpy, EGLint engine)
-{
-   /* just a placeholder */
-   (void) drv;
-   (void) dpy;
-   switch (engine) {
-   case EGL_CORE_NATIVE_ENGINE:
-      break;
-   default:
-      _eglError(EGL_BAD_PARAMETER, "eglWaitNative(engine)");
-      return EGL_FALSE;
-   }
-
-   return EGL_TRUE;
-}