From: Chia-I Wu <olv@lunarg.com>
Date: Wed, 8 Sep 2010 09:41:43 +0000 (+0800)
Subject: st/dri: Use enum st_api_type internally.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=444d8408e75bb2bce019769da59802f05c3d5fab;p=mesa.git

st/dri: Use enum st_api_type internally.
---

diff --git a/src/gallium/state_trackers/dri/common/dri_context.c b/src/gallium/state_trackers/dri/common/dri_context.c
index 6a8e3b01402..0703a2b88d9 100644
--- a/src/gallium/state_trackers/dri/common/dri_context.c
+++ b/src/gallium/state_trackers/dri/common/dri_context.c
@@ -59,8 +59,20 @@ dri_create_context(gl_api api, const __GLcontextModes * visual,
    struct st_context_iface *st_share = NULL;
    struct st_visual stvis;
 
-   assert(api <= API_OPENGLES2);
-   stapi = screen->st_api[api];
+   switch (api) {
+   case API_OPENGL:
+      stapi = screen->st_api[ST_API_OPENGL];
+      break;
+   case API_OPENGLES:
+      stapi = screen->st_api[ST_API_OPENGL_ES1];
+      break;
+   case API_OPENGLES2:
+      stapi = screen->st_api[ST_API_OPENGL_ES2];
+      break;
+   default:
+      stapi = NULL;
+      break;
+   }
    if (!stapi)
       return GL_FALSE;
 
@@ -73,7 +85,6 @@ dri_create_context(gl_api api, const __GLcontextModes * visual,
       goto fail;
 
    cPriv->driverPrivate = ctx;
-   ctx->api = api;
    ctx->cPriv = cPriv;
    ctx->sPriv = sPriv;
    ctx->lock = screen->drmLock;
@@ -86,6 +97,7 @@ dri_create_context(gl_api api, const __GLcontextModes * visual,
    if (ctx->st == NULL)
       goto fail;
    ctx->st->st_manager_private = (void *) ctx;
+   ctx->stapi = stapi;
 
    dri_init_extensions(ctx);
 
@@ -125,14 +137,12 @@ GLboolean
 dri_unbind_context(__DRIcontext * cPriv)
 {
    /* dri_util.c ensures cPriv is not null */
-   struct dri_screen *screen = dri_screen(cPriv->driScreenPriv);
    struct dri_context *ctx = dri_context(cPriv);
-   struct st_api *stapi = screen->st_api[ctx->api];
 
    if (--ctx->bind_count == 0) {
-      if (ctx->st == stapi->get_current(stapi)) {
+      if (ctx->st == ctx->stapi->get_current(ctx->stapi)) {
          ctx->st->flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
-         stapi->make_current(stapi, NULL, NULL, NULL);
+         ctx->stapi->make_current(ctx->stapi, NULL, NULL, NULL);
       }
    }
 
@@ -145,12 +155,10 @@ dri_make_current(__DRIcontext * cPriv,
 		 __DRIdrawable * driReadPriv)
 {
    /* dri_util.c ensures cPriv is not null */
-   struct dri_screen *screen = dri_screen(cPriv->driScreenPriv);
    struct dri_context *ctx = dri_context(cPriv);
-   struct st_api *stapi = screen->st_api[ctx->api];
    struct dri_drawable *draw = dri_drawable(driDrawPriv);
    struct dri_drawable *read = dri_drawable(driReadPriv);
-   struct st_context_iface *old_st = stapi->get_current(stapi);
+   struct st_context_iface *old_st = ctx->stapi->get_current(ctx->stapi);
 
    if (old_st && old_st != ctx->st)
       old_st->flush(old_st, PIPE_FLUSH_RENDER_CACHE, NULL);
@@ -166,7 +174,7 @@ dri_make_current(__DRIcontext * cPriv,
       read->texture_stamp = driReadPriv->lastStamp - 1;
    }
 
-   stapi->make_current(stapi, ctx->st, &draw->base, &read->base);
+   ctx->stapi->make_current(ctx->stapi, ctx->st, &draw->base, &read->base);
 
    return GL_TRUE;
 }
diff --git a/src/gallium/state_trackers/dri/common/dri_context.h b/src/gallium/state_trackers/dri/common/dri_context.h
index 7b92e7a0e7a..ffe9eba13c8 100644
--- a/src/gallium/state_trackers/dri/common/dri_context.h
+++ b/src/gallium/state_trackers/dri/common/dri_context.h
@@ -37,7 +37,8 @@
 
 struct pipe_context;
 struct pipe_fence;
-struct st_context;
+struct st_api;
+struct st_context_iface;
 struct dri_drawable;
 
 struct dri_context
@@ -58,7 +59,7 @@ struct dri_context
    unsigned int bind_count;
 
    /* gallium */
-   gl_api api;
+   struct st_api *stapi;
    struct st_context_iface *st;
 
    /* hooks filled in by dri2 & drisw */
diff --git a/src/gallium/state_trackers/dri/common/dri_screen.c b/src/gallium/state_trackers/dri/common/dri_screen.c
index 853ee1e5fab..9d13d0d52e1 100644
--- a/src/gallium/state_trackers/dri/common/dri_screen.c
+++ b/src/gallium/state_trackers/dri/common/dri_screen.c
@@ -344,10 +344,12 @@ dri_destroy_option_cache(struct dri_screen * screen)
 void
 dri_destroy_screen_helper(struct dri_screen * screen)
 {
-   gl_api api;
-   for (api = API_OPENGL; api <= API_OPENGLES2; ++api)
-      if (screen->st_api[api] && screen->st_api[api]->destroy)
-         screen->st_api[api]->destroy(screen->st_api[api]);
+   int i;
+
+   for (i = 0; i < ST_API_COUNT; i++) {
+      if (screen->st_api[i] && screen->st_api[i]->destroy)
+         screen->st_api[i]->destroy(screen->st_api[i]);
+   }
 
    if (screen->base.screen)
       screen->base.screen->destroy(screen->base.screen);
@@ -381,13 +383,14 @@ dri_init_screen_helper(struct dri_screen *screen,
    screen->base.get_egl_image = dri_get_egl_image;
    screen->base.get_param = dri_get_param;
 
-   screen->st_api[API_OPENGL] = st_gl_api_create();
-   screen->st_api[API_OPENGLES1] = st_gl_api_create_es1();
-   screen->st_api[API_OPENGLES2] = st_gl_api_create_es2();
+   screen->st_api[ST_API_OPENGL] = st_gl_api_create();
+   screen->st_api[ST_API_OPENGL_ES1] = st_gl_api_create_es1();
+   screen->st_api[ST_API_OPENGL_ES2] = st_gl_api_create_es2();
+   /* no ST_API_OPENVG */
 
-   if (!screen->st_api[API_OPENGL] &&
-       !screen->st_api[API_OPENGLES1] &&
-       !screen->st_api[API_OPENGLES2])
+   if (!screen->st_api[ST_API_OPENGL] &&
+       !screen->st_api[ST_API_OPENGL_ES1] &&
+       !screen->st_api[ST_API_OPENGL_ES2])
       return NULL;
 
    if(pscreen->get_param(pscreen, PIPE_CAP_NPOT_TEXTURES))
diff --git a/src/gallium/state_trackers/dri/common/dri_screen.h b/src/gallium/state_trackers/dri/common/dri_screen.h
index 41414611c38..baa204cd10f 100644
--- a/src/gallium/state_trackers/dri/common/dri_screen.h
+++ b/src/gallium/state_trackers/dri/common/dri_screen.h
@@ -47,7 +47,7 @@ struct dri_screen
 {
    /* st_api */
    struct st_manager base;
-   struct st_api *st_api[1+API_OPENGLES2]; /* GL, GLES1, GLES2 */
+   struct st_api *st_api[ST_API_COUNT];
 
    /* on old libGL's invalidate doesn't get called as it should */
    boolean broken_invalidate;
diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c
index 7a56788184d..f68b6955fc0 100644
--- a/src/gallium/state_trackers/dri/drm/dri2.c
+++ b/src/gallium/state_trackers/dri/drm/dri2.c
@@ -440,11 +440,11 @@ dri2_init_screen(__DRIscreen * sPriv)
       goto fail;
 
    sPriv->api_mask = 0;
-   if (screen->st_api[API_OPENGL])
+   if (screen->st_api[ST_API_OPENGL])
       sPriv->api_mask |= 1 << __DRI_API_OPENGL;
-   if (screen->st_api[API_OPENGLES1])
+   if (screen->st_api[ST_API_OPENGL_ES1])
       sPriv->api_mask |= 1 << __DRI_API_GLES;
-   if (screen->st_api[API_OPENGLES2])
+   if (screen->st_api[ST_API_OPENGL_ES2])
       sPriv->api_mask |= 1 << __DRI_API_GLES2;
 
    screen->auto_fake_front = dri_with_format(sPriv);