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OpenGL: backtrace on errors (--debug-gpu)

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Backtrace so we can pinpoint where the GL error came from. Then fflush
on severe errors in case it's severe enough to crash Blender.
This commit is contained in:
Mike Erwin
2016-08-15 04:00:59 -04:00
parent f1ad3483af
commit 23d7ae1843
1 changed files with 18 additions and 2 deletions
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20
source/blender/gpu/intern/gpu_debug.c
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@@ -207,13 +207,21 @@ static void APIENTRY gpu_debug_proc(
GLenum severity, GLsizei UNUSED(length),
const GLchar *message, const GLvoid *UNUSED(userParm))
{
bool backtrace = false;
switch (severity) {
case GL_DEBUG_SEVERITY_HIGH:
backtrace = true;
/* fall through */
case GL_DEBUG_SEVERITY_MEDIUM:
case GL_DEBUG_SEVERITY_LOW:
case GL_DEBUG_SEVERITY_NOTIFICATION: /* KHR has this, ARB does not */
fprintf(stderr, "GL %s %s: %s\n", source_name(source), message_type_name(type), message);
fflush(stderr);
}
if (backtrace) {
BLI_system_backtrace(stderr);
fflush(stderr);
}
}
@@ -224,12 +232,20 @@ static void APIENTRY gpu_debug_proc_amd(
GLenum severity, GLsizei UNUSED(length),
const GLchar *message, GLvoid *UNUSED(userParm))
{
bool backtrace = false;
switch (severity) {
case GL_DEBUG_SEVERITY_HIGH:
backtrace = true;
/* fall through */
case GL_DEBUG_SEVERITY_MEDIUM:
case GL_DEBUG_SEVERITY_LOW:
fprintf(stderr, "GL %s: %s\n", category_name_amd(category), message);
fflush(stderr);
}
if (backtrace) {
BLI_system_backtrace(stderr);
fflush(stderr);
}
}
#endif