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-rw-r--r--progs/egl/demo3.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/progs/egl/demo3.c b/progs/egl/demo3.c
index 3db9094fdd..0665fd0516 100644
--- a/progs/egl/demo3.c
+++ b/progs/egl/demo3.c
@@ -11,6 +11,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
@@ -551,15 +552,6 @@ write_ppm(const char *filename, const GLubyte *buffer, int width, int height)
}
}
-#include "../../src/egl/main/egldisplay.h"
-
-typedef struct fb_display
-{
- _EGLDisplay Base; /* base class/object */
- void *pFB;
-} fbDisplay;
-
-
int
main(int argc, char *argv[])
{
@@ -571,6 +563,7 @@ main(int argc, char *argv[])
EGLModeMESA mode;
EGLint numConfigs, count;
EGLBoolean b;
+ const GLubyte *bitmap;
const EGLint screenAttribs[] = {
EGL_WIDTH, 1024,
EGL_HEIGHT, 768,
@@ -587,6 +580,11 @@ main(int argc, char *argv[])
printf("EGL version = %d.%d\n", maj, min);
printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
+ if (!strstr(eglQueryString(d, EGL_EXTENSIONS),
+ "EGL_MESA_screen_surface")) {
+ printf("EGL_MESA_screen_surface is not supported\n");
+ exit(1);
+ }
eglGetConfigs(d, configs, 10, &numConfigs);
eglGetScreensMESA(d, &screen, 1, &count);
@@ -617,17 +615,24 @@ main(int argc, char *argv[])
Init();
Reshape(1024, 768);
+ /* some drivers crash when rendering to front buffer */
+#if 0
glDrawBuffer( GL_FRONT );
glClearColor( 0, 1.0, 0, 1);
glClear( GL_COLOR_BUFFER_BIT );
+#endif
doubleBuffer = 1;
glDrawBuffer( GL_BACK );
Draw(d, screen_surf);
+ sleep(2);
- write_ppm("dump.ppm", ((struct fb_display *)_eglLookupDisplay(d))->pFB, 1024, 768);
+ /* TODO EGL_KHR_lock_surface */
+ bitmap = NULL;
+ if (bitmap)
+ write_ppm("dump.ppm", bitmap, 1024, 768);
eglDestroySurface(d, screen_surf);
eglDestroyContext(d, ctx);