/**
* \brief Return a attribute list suitable for waffle_config_choose().
*
* The funcion deduces the values of WAFFLE_CONTEXT_API,
* WAFFLE_CONTEXT_PROFILE, WAFFLE_CONTEXT_MAJOR_VERSION, and
* WAFFLE_CONTEXT_MINOR_VERSION from the given context \a flavor and \a
* test_config. The \a partial_attrib_list must not contain any of those
* attributes. Any attributes in \a partial_attrib_list are added to the
* returned attribute list.
*/
static int32_t*
make_config_attrib_list(const struct piglit_gl_test_config *test_config,
enum context_flavor flavor,
const int32_t partial_attrib_list[])
{
int32_t head_attrib_list[64];
int32_t junk;
int i;
/* Derived class must not provide any context attributes. */
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_API, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_PROFILE, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_MAJOR_VERSION, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_MINOR_VERSION, &junk) == false);
switch (flavor) {
case CONTEXT_GL_CORE:
assert(test_config->supports_gl_core_version);
i = 0;
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = WAFFLE_CONTEXT_OPENGL;
if (test_config->supports_gl_core_version >= 32) {
head_attrib_list[i++] = WAFFLE_CONTEXT_PROFILE;
head_attrib_list[i++] = WAFFLE_CONTEXT_CORE_PROFILE;
}
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_core_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_core_version % 10;
break;
case CONTEXT_GL_COMPAT:
assert(test_config->supports_gl_compat_version);
i = 0;
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = WAFFLE_CONTEXT_OPENGL;
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_compat_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_compat_version % 10;
break;
case CONTEXT_GL_ES: {
int32_t waffle_context_api;
assert(test_config->supports_gl_es_version);
if (test_config->supports_gl_es_version < 40 &&
test_config->supports_gl_es_version >= 30) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES3;
} else if (test_config->supports_gl_es_version >= 20) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES2;
} else if (test_config->supports_gl_es_version >= 10) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES1;
} else {
printf("piglit: error: config attribute "
"'supports_gl_es_version' has "
"bad value %d\n",
test_config->supports_gl_es_version);
piglit_report_result(PIGLIT_FAIL);
}
i = 0;
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = waffle_context_api;
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_es_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = test_config->supports_gl_es_version % 10;
break;
}
default:
assert(0);
break;
}
if (test_config->require_forward_compatible_context) {
head_attrib_list[i++] = WAFFLE_CONTEXT_FORWARD_COMPATIBLE;
head_attrib_list[i++] = true;
}
if (test_config->require_debug_context) {
head_attrib_list[i++] = WAFFLE_CONTEXT_DEBUG;
head_attrib_list[i++] = true;
}
head_attrib_list[i++] = 0;
return concat_attrib_lists(head_attrib_list, partial_attrib_list);
}
/**
* \brief Construct human-readable description of the context and an
* attribute list suitable for waffle_config_choose().
*
* The function deduces the values of WAFFLE_CONTEXT_API,
* WAFFLE_CONTEXT_PROFILE, WAFFLE_CONTEXT_MAJOR_VERSION,
* WAFFLE_CONTEXT_MINOR_VERSION, WAFFLE_CONTEXT_FORWARD_COMPATIBLE and
* WAFFLE_CONTEXT_DEBUG from the given context \a flavor and \a
* test_config. At the same time, it produces human-readable description
* of the context. At most \a bufsize bytes, including the terminal null,
* are written to \a buf.
*
* The \a partial_attrib_list must not contain any of those
* attributes. Any attributes in \a partial_attrib_list are added to the
* returned attribute list \a attrib_list.
*/
static void
parse_test_config(const struct piglit_gl_test_config *test_config,
enum context_flavor flavor,
char buf[], size_t bufsize,
const int32_t partial_attrib_list[],
int32_t *attrib_list[])
{
const char *api_str, *profile_str = "", *fwd_compat_str = "",
*debug_str = "";
int32_t major_version, minor_version;
int32_t head_attrib_list[64];
int32_t junk;
int i;
/* Derived class must not provide any context attributes. */
(void)junk;
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_API, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_PROFILE, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_MAJOR_VERSION, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_MINOR_VERSION, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_FORWARD_COMPATIBLE, &junk) == false);
assert(waffle_attrib_list_get(partial_attrib_list, WAFFLE_CONTEXT_DEBUG, &junk) == false);
switch (flavor) {
case CONTEXT_GL_CORE:
assert(test_config->supports_gl_core_version);
i = 0;
api_str = "OpenGL";
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = WAFFLE_CONTEXT_OPENGL;
profile_str = "Core ";
if (test_config->supports_gl_core_version >= 32) {
head_attrib_list[i++] = WAFFLE_CONTEXT_PROFILE;
head_attrib_list[i++] = WAFFLE_CONTEXT_CORE_PROFILE;
}
major_version = test_config->supports_gl_core_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = major_version;
minor_version = test_config->supports_gl_core_version % 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = minor_version;
break;
case CONTEXT_GL_COMPAT:
assert(test_config->supports_gl_compat_version);
i = 0;
api_str = "OpenGL";
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = WAFFLE_CONTEXT_OPENGL;
profile_str = "Compatibility ";
if (test_config->supports_gl_compat_version >= 32) {
head_attrib_list[i++] = WAFFLE_CONTEXT_PROFILE;
head_attrib_list[i++] = WAFFLE_CONTEXT_COMPATIBILITY_PROFILE;
}
major_version = test_config->supports_gl_compat_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = major_version;
minor_version = test_config->supports_gl_compat_version % 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = minor_version;
break;
case CONTEXT_GL_ES: {
int32_t waffle_context_api;
assert(test_config->supports_gl_es_version);
if (test_config->supports_gl_es_version < 40 &&
test_config->supports_gl_es_version >= 30) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES3;
} else if (test_config->supports_gl_es_version >= 20) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES2;
} else if (test_config->supports_gl_es_version >= 10) {
waffle_context_api = WAFFLE_CONTEXT_OPENGL_ES1;
} else {
printf("piglit: error: config attribute "
"'supports_gl_es_version' has "
"bad value %d\n",
test_config->supports_gl_es_version);
piglit_report_result(PIGLIT_FAIL);
}
i = 0;
api_str = "OpenGL ES";
head_attrib_list[i++] = WAFFLE_CONTEXT_API;
head_attrib_list[i++] = waffle_context_api;
major_version = test_config->supports_gl_es_version / 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MAJOR_VERSION;
head_attrib_list[i++] = major_version;
minor_version = test_config->supports_gl_es_version % 10;
head_attrib_list[i++] = WAFFLE_CONTEXT_MINOR_VERSION;
head_attrib_list[i++] = minor_version;
break;
}
}
/* There are no 3.1 core profiles -- the closest is 3.1 context without
* ARB_compatibility or a 3.2 core context --, and setting
* forward-compatible flag should ensure we don't get a 3.1 context w/
* ARB_compatibility.
*/
if (test_config->require_forward_compatible_context ||
(flavor == CONTEXT_GL_CORE &&
test_config->supports_gl_core_version == 31)) {
fwd_compat_str = "Forward-Compatible ";
head_attrib_list[i++] = WAFFLE_CONTEXT_FORWARD_COMPATIBLE;
head_attrib_list[i++] = true;
}
if (test_config->require_debug_context) {
debug_str = "Debug ";
head_attrib_list[i++] = WAFFLE_CONTEXT_DEBUG;
head_attrib_list[i++] = true;
}
head_attrib_list[i++] = 0;
if (bufsize != 0) {
snprintf(buf, bufsize, "%s %d.%d %s%s%sContext",
api_str, major_version, minor_version, fwd_compat_str,
profile_str, debug_str);
}
*attrib_list = concat_attrib_lists(head_attrib_list, partial_attrib_list);
}
/**
* Return a human-readable description of the context specified by an \a
* attrib_list suitable for waffle_config_choose(). At most \a bufsize bytes,
* including the terminal null, are written to \a buf.
*/
static void
make_context_description(char buf[], size_t bufsize, const int32_t attrib_list[])
{
int32_t api = 0, profile = 0, major_version = 0, minor_version = 0,
fwd_compat = 0, debug = 0;
const char *api_str = NULL, *profile_str = NULL, *fwd_compat_str = NULL,
*debug_str = NULL;
if (bufsize == 0) {
return;
}
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_API, &api);
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_PROFILE, &profile);
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_MAJOR_VERSION, &major_version);
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_MINOR_VERSION, &minor_version);
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_FORWARD_COMPATIBLE, &fwd_compat);
waffle_attrib_list_get(attrib_list, WAFFLE_CONTEXT_DEBUG, &debug);
switch (api) {
case WAFFLE_CONTEXT_OPENGL:
api_str = "OpenGL";
break;
case WAFFLE_CONTEXT_OPENGL_ES1:
case WAFFLE_CONTEXT_OPENGL_ES2:
case WAFFLE_CONTEXT_OPENGL_ES3:
api_str = "OpenGL ES";
break;
default:
assert(0);
break;
}
switch (profile) {
case WAFFLE_CONTEXT_CORE_PROFILE:
profile_str = "Core ";
break;
case WAFFLE_CONTEXT_COMPATIBILITY_PROFILE:
profile_str = "Compatibility ";
break;
case 0:
profile_str = "";
break;
default:
assert(0);
break;
}
if (fwd_compat) {
fwd_compat_str = "Forward-Compatible ";
} else {
fwd_compat_str = "";
}
if (debug) {
debug_str = "Debug ";
} else {
debug_str = "";
}
snprintf(buf, bufsize, "%s %d.%d %s%s%sContext",
api_str, major_version, minor_version, fwd_compat_str,
profile_str, debug_str);
}
