Module: Demos
Branch: master
Commit: f61baefe2e9858b68fccd838dce644ab6ecc1e1e
URL:
http://cgit.freedesktop.org/mesa/demos/commit/?id=f61baefe2e9858b68fccd838dce644ab6ecc1e1e
Author: Chia-I Wu <olva...@gmail.com>
Date: Fri Jan 14 14:17:59 2011 +0800
egl/opengl: Use eglChooseConfig in peglgears.
eglGetConfig might not return a config that supports pbuffer.
---
src/egl/opengl/peglgears.c | 15 ++++++++++++++-
1 files changed, 14 insertions(+), 1 deletions(-)
diff --git a/src/egl/opengl/peglgears.c b/src/egl/opengl/peglgears.c
index 212d1ac..30b6578 100644
--- a/src/egl/opengl/peglgears.c
+++ b/src/egl/opengl/peglgears.c
@@ -371,6 +371,7 @@ main(int argc, char *argv[])
EGLint numConfigs, i;
EGLBoolean b;
EGLDisplay d;
+ EGLint configAttribs[10];
EGLint screenAttribs[10];
GLboolean printInfo = GL_FALSE;
EGLint width = 300, height = 300;
@@ -398,7 +399,19 @@ main(int argc, char *argv[])
printf("peglgears: EGL version = %d.%d\n", major, minor);
printf("peglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
- eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
+ i = 0;
+ configAttribs[i++] = EGL_RENDERABLE_TYPE;
+ configAttribs[i++] = EGL_OPENGL_BIT;
+ configAttribs[i++] = EGL_SURFACE_TYPE;
+ configAttribs[i++] = EGL_PBUFFER_BIT;
+ configAttribs[i++] = EGL_NONE;
+
+ numConfigs = 0;
+ if (!eglChooseConfig(d, configAttribs, configs, MAX_CONFIGS,
&numConfigs) ||
+ !numConfigs) {
+ printf("peglgears: failed to choose a config\n");
+ return 0;
+ }
eglBindAPI(EGL_OPENGL_API);
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