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wined3d: Introduce a separate function for parsing the GL extension string.

This commit is contained in:
Henri Verbeet 2012-03-15 21:49:55 +01:00 committed by Alexandre Julliard
parent 02ae22d984
commit 00ba167c71
1 changed files with 39 additions and 27 deletions
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66
dlls/wined3d/directx.c
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@ -72,13 +72,14 @@ enum wined3d_gl_vendor
static const GUID IID_D3DDEVICE_D3DUID = { 0xaeb2cdd4, 0x6e41, 0x43ea, { 0x94,0x1c,0x83,0x61,0xcc,0x76,0x07,0x81 } };
/* Extension detection */
static const struct
struct wined3d_extension_map
{
const char *extension_string;
enum wined3d_gl_extension extension;
DWORD version;
}
EXTENSION_MAP[] =
};
static const struct wined3d_extension_map EXTENSION_MAP[] =
{
/* APPLE */
{"GL_APPLE_client_storage", APPLE_CLIENT_STORAGE, 0 },
@ -2277,6 +2278,40 @@ static const struct blit_shader *select_blit_implementation(const struct wined3d
else return &ffp_blit;
}
static void parse_extension_string(struct wined3d_gl_info *gl_info, const char *extensions,
const struct wined3d_extension_map *map, UINT entry_count)
{
while (*extensions)
{
const char *start;
size_t len;
UINT i;
while (isspace(*extensions))
++extensions;
start = extensions;
while (!isspace(*extensions) && *extensions)
++extensions;
len = extensions - start;
if (!len)
continue;
TRACE_(d3d_caps)("- %s\n", debugstr_an(start, len));
for (i = 0; i < entry_count; ++i)
{
if (len == strlen(map[i].extension_string)
&& !memcmp(start, map[i].extension_string, len))
{
TRACE_(d3d_caps)(" FOUND: %s support.\n", map[i].extension_string);
gl_info->supported[map[i].extension] = TRUE;
break;
}
}
}
}
static void load_gl_funcs(struct wined3d_gl_info *gl_info, DWORD gl_version)
{
DWORD ver;
@ -2404,30 +2439,7 @@ static BOOL wined3d_adapter_init_gl_caps(struct wined3d_adapter *adapter)
gl_info->supported[WINED3D_GL_EXT_NONE] = TRUE;
while (*GL_Extensions)
{
const char *start;
while (isspace(*GL_Extensions)) ++GL_Extensions;
start = GL_Extensions;
while (!isspace(*GL_Extensions) && *GL_Extensions) ++GL_Extensions;
len = GL_Extensions - start;
if (!len) continue;
TRACE_(d3d_caps)("- %s\n", debugstr_an(start, len));
for (i = 0; i < (sizeof(EXTENSION_MAP) / sizeof(*EXTENSION_MAP)); ++i)
{
if (len == strlen(EXTENSION_MAP[i].extension_string)
&& !memcmp(start, EXTENSION_MAP[i].extension_string, len))
{
TRACE_(d3d_caps)(" FOUND: %s support.\n", EXTENSION_MAP[i].extension_string);
gl_info->supported[EXTENSION_MAP[i].extension] = TRUE;
break;
}
}
}
parse_extension_string(gl_info, GL_Extensions, EXTENSION_MAP, sizeof(EXTENSION_MAP) / sizeof(*EXTENSION_MAP));
/* Now work out what GL support this card really has */
load_gl_funcs( gl_info, gl_version );