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authorChia-I Wu <olv@lunarg.com>2010-06-30 18:02:23 +0800
committerChia-I Wu <olv@lunarg.com>2010-06-30 18:32:48 +0800
commit8b0c6c4a8dc1899d56e52fe3b0a9e1165c30ecae (patch)
tree8c92befc4b999c6b67e5c30e5edb4f0bbc76ec8c /src/egl
parent6717a313f26e42a7864f46f499637462a7cc3d57 (diff)
egl: Store screens in a dynamic array.
Diffstat (limited to 'src/egl')
-rw-r--r--src/egl/main/egldisplay.h4
-rw-r--r--src/egl/main/eglmode.c7
-rw-r--r--src/egl/main/eglscreen.c50
3 files changed, 31 insertions, 30 deletions
diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
index e729038f9e..0b2f26a4c0 100644
--- a/src/egl/main/egldisplay.h
+++ b/src/egl/main/egldisplay.h
@@ -90,9 +90,7 @@ struct _egl_display
_EGLExtensions Extensions;
- EGLint NumScreens;
- _EGLScreen **Screens; /* array [NumScreens] */
-
+ _EGLArray *Screens;
_EGLArray *Configs;
/* lists of resources */
diff --git a/src/egl/main/eglmode.c b/src/egl/main/eglmode.c
index 66446c0495..859e9318b4 100644
--- a/src/egl/main/eglmode.c
+++ b/src/egl/main/eglmode.c
@@ -22,9 +22,12 @@ _eglLookupMode(EGLModeMESA mode, _EGLDisplay *disp)
{
EGLint scrnum;
+ if (!disp->Screens)
+ return NULL;
+
/* loop over all screens on the display */
- for (scrnum = 0; scrnum < disp->NumScreens; scrnum++) {
- const _EGLScreen *scrn = disp->Screens[scrnum];
+ for (scrnum = 0; scrnum < disp->Screens->Size; scrnum++) {
+ const _EGLScreen *scrn = disp->Screens->Elements[scrnum];
EGLint i;
/* search list of modes for handle */
for (i = 0; i < scrn->NumModes; i++) {
diff --git a/src/egl/main/eglscreen.c b/src/egl/main/eglscreen.c
index c47afd6abd..8f96fd935c 100644
--- a/src/egl/main/eglscreen.c
+++ b/src/egl/main/eglscreen.c
@@ -62,9 +62,13 @@ _eglLookupScreen(EGLScreenMESA screen, _EGLDisplay *display)
{
EGLint i;
- for (i = 0; i < display->NumScreens; i++) {
- if (display->Screens[i]->Handle == screen)
- return display->Screens[i];
+ if (!display->Screens)
+ return NULL;
+
+ for (i = 0; i < display->Screens->Size; i++) {
+ _EGLScreen *scr = (_EGLScreen *) display->Screens->Elements[i];
+ if (scr->Handle == screen)
+ return scr;
}
return NULL;
}
@@ -76,40 +80,36 @@ _eglLookupScreen(EGLScreenMESA screen, _EGLDisplay *display)
void
_eglAddScreen(_EGLDisplay *display, _EGLScreen *screen)
{
- EGLint n;
-
assert(display);
assert(screen);
+ if (!display->Screens) {
+ display->Screens = _eglCreateArray("Screen", 4);
+ if (!display->Screens)
+ return;
+ }
screen->Handle = _eglAllocScreenHandle();
- n = display->NumScreens;
- display->Screens = realloc(display->Screens, (n+1) * sizeof(_EGLScreen *));
- display->Screens[n] = screen;
- display->NumScreens++;
+ _eglAppendArray(display->Screens, (void *) screen);
}
+static EGLBoolean
+_eglFlattenScreen(void *elem, void *buffer)
+{
+ _EGLScreen *scr = (_EGLScreen *) elem;
+ EGLScreenMESA *handle = (EGLScreenMESA *) buffer;
+ *handle = scr->Handle;
+ return EGL_TRUE;
+}
+
+
EGLBoolean
_eglGetScreensMESA(_EGLDriver *drv, _EGLDisplay *display, EGLScreenMESA *screens,
EGLint max_screens, EGLint *num_screens)
{
- EGLint n;
-
- if (display->NumScreens > max_screens) {
- n = max_screens;
- }
- else {
- n = display->NumScreens;
- }
-
- if (screens) {
- EGLint i;
- for (i = 0; i < n; i++)
- screens[i] = display->Screens[i]->Handle;
- }
- if (num_screens)
- *num_screens = n;
+ *num_screens = _eglFlattenArray(display->Screens, (void *) screens,
+ sizeof(screens[0]), max_screens, _eglFlattenScreen);
return EGL_TRUE;
}