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authorJakob Bornecrantz <wallbraker@gmail.com>2009-01-18 05:14:01 +0100
committerJakob Bornecrantz <wallbraker@gmail.com>2009-01-18 05:14:01 +0100
commitb6b619c6ffadfd93281073317e19fb90fc68a1c0 (patch)
treefae12d8c16e5a6e3c1c12e2cb6c95461b965f2b4 /progs
parenta5df724c52d19ccc5e9151493e889095c186135d (diff)
egl: Add eglscreen to help debug egl mesa screen
Diffstat (limited to 'progs')
-rw-r--r--progs/egl/.gitignore1
-rw-r--r--progs/egl/Makefile6
-rw-r--r--progs/egl/eglscreen.c116
3 files changed, 123 insertions, 0 deletions
diff --git a/progs/egl/.gitignore b/progs/egl/.gitignore
index 497b0ebbe3..793c6c0f61 100644
--- a/progs/egl/.gitignore
+++ b/progs/egl/.gitignore
@@ -3,6 +3,7 @@ demo2
demo3
eglgears
eglinfo
+eglscreen
egltri
peglgears
xeglgears
diff --git a/progs/egl/Makefile b/progs/egl/Makefile
index f31c21e87e..e1fdb1ce63 100644
--- a/progs/egl/Makefile
+++ b/progs/egl/Makefile
@@ -15,6 +15,7 @@ PROGRAMS = \
egltri \
eglinfo \
eglgears \
+ eglscreen \
peglgears \
xeglgears \
xegl_tri
@@ -69,6 +70,11 @@ eglgears: eglgears.o $(TOP)/$(LIB_DIR)/libEGL.so
eglgears.o: eglgears.c $(HEADERS)
$(CC) -c $(CFLAGS) -I$(TOP)/include eglgears.c
+eglscreen: eglscreen.o $(TOP)/$(LIB_DIR)/libEGL.so
+ $(CC) $(CFLAGS) $(LDFLAGS) eglscreen.o -L$(TOP)/$(LIB_DIR) -lEGL -lGL $(LIBDRM_LIB) $(APP_LIB_DEPS) -o $@
+
+eglscreen.o: eglscreen.c $(HEADERS)
+ $(CC) -c $(CFLAGS) -I$(TOP)/include eglscreen.c
peglgears: peglgears.o $(TOP)/$(LIB_DIR)/libEGL.so
$(CC) $(CFLAGS) peglgears.o -L$(TOP)/$(LIB_DIR) -lEGL -lGL $(LIBDRM_LIB) $(APP_LIB_DEPS) -o $@
diff --git a/progs/egl/eglscreen.c b/progs/egl/eglscreen.c
new file mode 100644
index 0000000000..f3b7f04f96
--- /dev/null
+++ b/progs/egl/eglscreen.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Stolen from eglgears
+ *
+ * Creates a surface and show that on the first screen
+ */
+
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <GL/gl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#define MAX_CONFIGS 10
+#define MAX_MODES 100
+
+int
+main(int argc, char *argv[])
+{
+ int maj, min;
+ EGLSurface screen_surf;
+ EGLConfig configs[MAX_CONFIGS];
+ EGLint numConfigs, i;
+ EGLBoolean b;
+ EGLDisplay d;
+ EGLint screenAttribs[10];
+ EGLModeMESA mode[MAX_MODES];
+ EGLScreenMESA screen;
+ EGLint count, chosenMode;
+ EGLint width = 0, height = 0;
+
+ d = eglGetDisplay((EGLNativeDisplayType)"!EGL_i915");
+ assert(d);
+
+ if (!eglInitialize(d, &maj, &min)) {
+ printf("eglscreen: eglInitialize failed\n");
+ exit(1);
+ }
+
+ printf("eglscreen: EGL version = %d.%d\n", maj, min);
+ printf("eglscreen: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
+
+ /* XXX use ChooseConfig */
+ eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
+ eglGetScreensMESA(d, &screen, 1, &count);
+
+ if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) {
+ printf("eglscreen: eglGetModesMESA failed!\n");
+ return 0;
+ }
+
+ /* Print list of modes, and find the one to use */
+ printf("eglscreen: Found %d modes:\n", count);
+ for (i = 0; i < count; i++) {
+ EGLint w, h;
+ eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w);
+ eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h);
+ printf("%3d: %d x %d\n", i, w, h);
+ if (w > width && h > height) {
+ width = w;
+ height = h;
+ chosenMode = i;
+ }
+ }
+ printf("eglscreen: Using screen mode/size %d: %d x %d\n", chosenMode, width, height);
+
+ /* build up screenAttribs array */
+ i = 0;
+ screenAttribs[i++] = EGL_WIDTH;
+ screenAttribs[i++] = width;
+ screenAttribs[i++] = EGL_HEIGHT;
+ screenAttribs[i++] = height;
+ screenAttribs[i++] = EGL_NONE;
+
+ screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
+ if (screen_surf == EGL_NO_SURFACE) {
+ printf("eglscreen: Failed to create screen surface\n");
+ return 0;
+ }
+
+ b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]);
+ if (!b) {
+ printf("eglscreen: Show surface failed\n");
+ return 0;
+ }
+
+ eglDestroySurface(d, screen_surf);
+ eglTerminate(d);
+
+ return 0;
+}