diff options
| -rw-r--r-- | opengl/tests/gl2_basic/gl2_basic.cpp | 56 |
1 files changed, 52 insertions, 4 deletions
diff --git a/opengl/tests/gl2_basic/gl2_basic.cpp b/opengl/tests/gl2_basic/gl2_basic.cpp index 705794a..f969a46 100644 --- a/opengl/tests/gl2_basic/gl2_basic.cpp +++ b/opengl/tests/gl2_basic/gl2_basic.cpp @@ -33,11 +33,45 @@ using namespace android; static void printGLString(const char *name, GLenum s) { + fprintf(stderr, "printGLString %s, %d\n", name, s); const char *v = (const char *)glGetString(s); - if (v) - printf("GL %s = %s\n", name, v); + int error = glGetError(); + fprintf(stderr, "glGetError() = %d, result of glGetString = %x\n", error, + (unsigned int)v); + if ((v < (const char*) 0) || (v > (const char*) 0x1000)) + fprintf(stderr, "GL %s = %s\n", name, v); else - printf("GL %s = (null)\n", name); + fprintf(stderr, "GL %s = (null)\n", name); +} + +static const char* eglErrorToString[] = { + "EGL_SUCCESS", // 0x3000 12288 + "EGL_NOT_INITIALIZED", + "EGL_BAD_ACCESS", // 0x3002 12290 + "EGL_BAD_ALLOC", + "EGL_BAD_ATTRIBUTE", + "EGL_BAD_CONFIG", + "EGL_BAD_CONTEXT", // 0x3006 12294 + "EGL_BAD_CURRENT_SURFACE", + "EGL_BAD_DISPLAY", + "EGL_BAD_MATCH", + "EGL_BAD_NATIVE_PIXMAP", + "EGL_BAD_NATIVE_WINDOW", + "EGL_BAD_PARAMETER", // 0x300c 12300 + "EGL_BAD_SURFACE" +}; + +static void checkEglError(const char* op) { + for(EGLint error = eglGetError(); + error != EGL_SUCCESS; + error = eglGetError()) { + const char* errorString = "unknown"; + if (error >= EGL_SUCCESS && error <= EGL_BAD_SURFACE) { + errorString = eglErrorToString[error - EGL_SUCCESS]; + } + fprintf(stderr, "%s() returned eglError %s (0x%x)\n", op, + errorString, error); + } } int main(int argc, char** argv) @@ -63,19 +97,33 @@ int main(int argc, char** argv) EGLNativeWindowType window = 0; window = android_createDisplaySurface(); + checkEglError("<init>"); dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY); + checkEglError("eglGetDisplay"); eglInitialize(dpy, &majorVersion, &minorVersion); + checkEglError("eglInitialize"); + fprintf(stderr, "EGL version %d.%d\n", majorVersion, minorVersion); EGLUtils::selectConfigForNativeWindow(dpy, s_configAttribs, window, &config); + fprintf(stderr, "Chosen config: 0x%08x\n", (unsigned long) config); + + checkEglError("EGLUtils::selectConfigForNativeWindow"); surface = eglCreateWindowSurface(dpy, config, window, NULL); + checkEglError("eglCreateWindowSurface"); - EGLint gl2_0Attribs[] = {EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE}; + EGLint gl2_0Attribs[] = {EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE}; context = eglCreateContext(dpy, config, NULL, gl2_0Attribs); + checkEglError("eglCreateContext"); eglMakeCurrent(dpy, surface, surface, context); + checkEglError("eglMakeCurrent"); eglQuerySurface(dpy, surface, EGL_WIDTH, &w); + checkEglError("eglQuerySurface"); eglQuerySurface(dpy, surface, EGL_HEIGHT, &h); + checkEglError("eglQuerySurface"); GLint dim = w<h ? w : h; + fprintf(stderr, "Window dimensions: %d x %d\n", w, h); + printGLString("Version", GL_VERSION); printGLString("Vendor", GL_VENDOR); printGLString("Renderer", GL_RENDERER); |