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authorgman@chromium.org <gman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-11-24 19:32:50 +0000
committergman@chromium.org <gman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-11-24 19:32:50 +0000
commitabd3ee31ea51b47264986e4f5a3109582fbef97d (patch)
tree6780c5aad3a11d7e4472dba9373c7d40d756f075 /chrome/gpu
parent826fa729e3763314e75a8391af8b7ca50f3aa573 (diff)
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Initialize destinations variables before calling GL functions
because if the context is lost those variables will be uninitialized. TEST=ran chrome, conformance tests, unit tests and hand edited gles2_demo to test BUG=none Review URL: http://codereview.chromium.org/5305005 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@67293 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/gpu')
-rw-r--r--chrome/gpu/gpu_info_collector_mac.mm8
1 files changed, 5 insertions, 3 deletions
diff --git a/chrome/gpu/gpu_info_collector_mac.mm b/chrome/gpu/gpu_info_collector_mac.mm
index 9da958c..24c809d 100644
--- a/chrome/gpu/gpu_info_collector_mac.mm
+++ b/chrome/gpu/gpu_info_collector_mac.mm
@@ -81,13 +81,15 @@ static int GetShaderNumericVersion(int gl_major_version) {
int shader_version = 0;
if (gl_major_version == 1) {
- char *gl_extensions_string = (char*)glGetString(GL_EXTENSIONS);
- if (strstr(gl_extensions_string, "GL_ARB_shading_language_100")) {
+ const char *gl_extensions_string = (const char*)glGetString(GL_EXTENSIONS);
+ if (gl_extensions_string &&
+ strstr(gl_extensions_string, "GL_ARB_shading_language_100")) {
gl_hlsl_major = 1;
gl_hlsl_minor = 0;
}
} else if (gl_major_version > 1) {
- char *glsl_version_string = (char*)glGetString(GL_SHADING_LANGUAGE_VERSION);
+ const char *glsl_version_string =
+ (const char*)glGetString(GL_SHADING_LANGUAGE_VERSION);
if (glsl_version_string)
sscanf(glsl_version_string, "%u.%u", &gl_hlsl_major, &gl_hlsl_minor);
}