/**
* \file glcontextmodes.c
- * Utility routines for working with \c __GLcontextModes structures. At
+ * Utility routines for working with \c struct glx_config structures. At
* some point most or all of these functions will be moved to the Mesa
* code base.
*
#define NUM_VISUAL_TYPES 6
/**
- * Convert an X visual type to a GLX visual type.
- *
- * \param visualType X visual type (i.e., \c TrueColor, \c StaticGray, etc.)
- * to be converted.
- * \return If \c visualType is a valid X visual type, a GLX visual type will
- * be returned. Otherwise \c GLX_NONE will be returned.
- */
-GLint
-_gl_convert_from_x_visual_type(int visualType)
-{
- static const int glx_visual_types[NUM_VISUAL_TYPES] = {
- GLX_STATIC_GRAY, GLX_GRAY_SCALE,
- GLX_STATIC_COLOR, GLX_PSEUDO_COLOR,
- GLX_TRUE_COLOR, GLX_DIRECT_COLOR
- };
-
- return ((unsigned) visualType < NUM_VISUAL_TYPES)
- ? glx_visual_types[visualType] : GLX_NONE;
-}
-
-/**
- * Get data from a GL context mode.
+ * Get data from a GLX config
*
* \param mode GL context mode whose data is to be returned.
* \param attribute Attribute of \c mode that is to be returned.
* \return If \c attribute is a valid attribute of \c mode, zero is
* returned. Otherwise \c GLX_BAD_ATTRIBUTE is returned.
*/
-int
-_gl_get_context_mode_data(const __GLcontextModes * mode, int attribute,
- int *value_return)
+_X_HIDDEN int
+glx_config_get(struct glx_config * mode, int attribute, int *value_return)
{
switch (attribute) {
case GLX_USE_GL:
/**
- * Allocate a linked list of \c __GLcontextModes structures. The fields of
+ * Allocate a linked list of \c struct glx_config structures. The fields of
* each structure will be initialized to "reasonable" default values. In
* most cases this is the default value defined by table 3.4 of the GLX
* 1.3 specification. This means that most values are either initialized to
* \param count Number of structures to allocate.
* \param minimum_size Minimum size of a structure to allocate. This allows
* for differences in the version of the
- * \c __GLcontextModes stucture used in libGL and in a
+ * \c struct glx_config stucture used in libGL and in a
* DRI-based driver.
* \returns A pointer to the first element in a linked list of \c count
* stuctures on success, or \c NULL on failure.
- *
- * \warning Use of \c minimum_size does \b not guarantee binary compatibility.
- * The fundamental assumption is that if the \c minimum_size
- * specified by the driver and the size of the \c __GLcontextModes
- * structure in libGL is the same, then the meaning of each byte in
- * the structure is the same in both places. \b Be \b careful!
- * Basically this means that fields have to be added in libGL and
- * then propagated to drivers. Drivers should \b never arbitrarilly
- * extend the \c __GLcontextModes data-structure.
*/
-__GLcontextModes *
-_gl_context_modes_create(unsigned count, size_t minimum_size)
+_X_HIDDEN struct glx_config *
+glx_config_create_list(unsigned count)
{
- const size_t size = (minimum_size > sizeof(__GLcontextModes))
- ? minimum_size : sizeof(__GLcontextModes);
- __GLcontextModes *base = NULL;
- __GLcontextModes **next;
+ const size_t size = sizeof(struct glx_config);
+ struct glx_config *base = NULL;
+ struct glx_config **next;
unsigned i;
next = &base;
for (i = 0; i < count; i++) {
- *next = (__GLcontextModes *) malloc(size);
+ *next = (struct glx_config *) malloc(size);
if (*next == NULL) {
- _gl_context_modes_destroy(base);
- base = NULL;
- break;
+ glx_config_destroy_list(base);
+ base = NULL;
+ break;
}
(void) memset(*next, 0, size);
return base;
}
-
-/**
- * Destroy a linked list of \c __GLcontextModes structures created by
- * \c _gl_context_modes_create.
- *
- * \param modes Linked list of structures to be destroyed. All structres
- * in the list will be freed.
- */
-void
-_gl_context_modes_destroy(__GLcontextModes * modes)
+_X_HIDDEN void
+glx_config_destroy_list(struct glx_config *configs)
{
- while (modes != NULL) {
- __GLcontextModes *const next = modes->next;
+ while (configs != NULL) {
+ struct glx_config *const next = configs->next;
- free(modes);
- modes = next;
+ free(configs);
+ configs = next;
}
}
* the list, or \c NULL if it was not.
*/
-__GLcontextModes *
-_gl_context_modes_find_visual(__GLcontextModes * modes, int vid)
+_X_HIDDEN struct glx_config *
+glx_config_find_visual(struct glx_config *configs, int vid)
{
- __GLcontextModes *m;
+ struct glx_config *c;
- for (m = modes; m != NULL; m = m->next)
- if (m->visualID == vid)
- return m;
+ for (c = configs; c != NULL; c = c->next)
+ if (c->visualID == vid)
+ return c;
return NULL;
}
-__GLcontextModes *
-_gl_context_modes_find_fbconfig(__GLcontextModes * modes, int fbid)
+_X_HIDDEN struct glx_config *
+glx_config_find_fbconfig(struct glx_config *configs, int fbid)
{
- __GLcontextModes *m;
+ struct glx_config *c;
- for (m = modes; m != NULL; m = m->next)
- if (m->fbconfigID == fbid)
- return m;
+ for (c = configs; c != NULL; c = c->next)
+ if (c->fbconfigID == fbid)
+ return c;
return NULL;
}
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