softpipe: Use memory allocation macros.

[mesa.git] / src / gallium / drivers / softpipe / sp_tex_tile_cache.c

diff --git a/src/gallium/drivers/softpipe/sp_tex_tile_cache.c b/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
index e3a5e37ce442c3973c9d0cf78e49c1d7a6758f09..e589ee7c84100b8393a4f9392d2e98c2579b71ae 100644 (file)
--- a/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
+++ b/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
@@ -48,6 +48,9 @@ sp_create_tex_tile_cache( struct pipe_context *pipe )
    struct softpipe_tex_tile_cache *tc;
    uint pos;
 
+   /* make sure max texture size works */
+   assert((TILE_SIZE << TEX_ADDR_BITS) >= (1 << (SP_MAX_TEXTURE_2D_LEVELS-1)));
+
    tc = CALLOC_STRUCT( softpipe_tex_tile_cache );
    if (tc) {
       tc->pipe = pipe;
@@ -63,19 +66,21 @@ sp_create_tex_tile_cache( struct pipe_context *pipe )
 void
 sp_destroy_tex_tile_cache(struct softpipe_tex_tile_cache *tc)
 {
-   uint pos;
+   if (tc) {
+      uint pos;
 
-   for (pos = 0; pos < NUM_ENTRIES; pos++) {
-      /*assert(tc->entries[pos].x < 0);*/
-   }
-   if (tc->transfer) {
-      tc->pipe->tex_transfer_destroy(tc->pipe, tc->transfer);
-   }
-   if (tc->tex_trans) {
-      tc->pipe->tex_transfer_destroy(tc->pipe, tc->tex_trans);
-   }
+      for (pos = 0; pos < NUM_ENTRIES; pos++) {
+         /*assert(tc->entries[pos].x < 0);*/
+      }
+      if (tc->transfer) {
+         tc->pipe->transfer_destroy(tc->pipe, tc->transfer);
+      }
+      if (tc->tex_trans) {
+         tc->pipe->transfer_destroy(tc->pipe, tc->tex_trans);
+      }
 
-   FREE( tc );
+      FREE( tc );
+   }
 }
 
 
@@ -115,19 +120,34 @@ sp_tex_tile_cache_validate_texture(struct softpipe_tex_tile_cache *tc)
    }
 }
 
+static boolean
+sp_tex_tile_is_compat_view(struct softpipe_tex_tile_cache *tc,
+                           struct pipe_sampler_view *view)
+{
+   if (!view)
+      return FALSE;
+   return (tc->texture == view->texture &&
+           tc->format == view->format &&
+           tc->swizzle_r == view->swizzle_r &&
+           tc->swizzle_g == view->swizzle_g &&
+           tc->swizzle_b == view->swizzle_b &&
+           tc->swizzle_a == view->swizzle_a);
+}
+
 /**
- * Specify the texture to cache.
+ * Specify the sampler view to cache.
  */
 void
-sp_tex_tile_cache_set_texture(struct softpipe_tex_tile_cache *tc,
-                          struct pipe_texture *texture)
+sp_tex_tile_cache_set_sampler_view(struct softpipe_tex_tile_cache *tc,
+                                   struct pipe_sampler_view *view)
 {
+   struct pipe_resource *texture = view ? view->texture : NULL;
    uint i;
 
    assert(!tc->transfer);
 
-   if (tc->texture != texture) {
-      pipe_texture_reference(&tc->texture, texture);
+   if (!sp_tex_tile_is_compat_view(tc, view)) {
+      pipe_resource_reference(&tc->texture, texture);
 
       if (tc->tex_trans) {
          if (tc->tex_trans_map) {
@@ -135,10 +155,18 @@ sp_tex_tile_cache_set_texture(struct softpipe_tex_tile_cache *tc,
             tc->tex_trans_map = NULL;
          }
 
-         tc->pipe->tex_transfer_destroy(tc->pipe, tc->tex_trans);
+         tc->pipe->transfer_destroy(tc->pipe, tc->tex_trans);
          tc->tex_trans = NULL;
       }
 
+      if (view) {
+         tc->swizzle_r = view->swizzle_r;
+         tc->swizzle_g = view->swizzle_g;
+         tc->swizzle_b = view->swizzle_b;
+         tc->swizzle_a = view->swizzle_a;
+         tc->format = view->format;
+      }
+
       /* mark as entries as invalid/empty */
       /* XXX we should try to avoid this when the teximage hasn't changed */
       for (i = 0; i < NUM_ENTRIES; i++) {
@@ -223,6 +251,7 @@ sp_find_cached_tile_tex(struct softpipe_tex_tile_cache *tc,
           tc->tex_level != addr.bits.level ||
           tc->tex_z != addr.bits.z) {
          /* get new transfer (view into texture) */
+         unsigned width, height, layer;
 
          if (tc->tex_trans) {
             if (tc->tex_trans_map) {
@@ -230,19 +259,27 @@ sp_find_cached_tile_tex(struct softpipe_tex_tile_cache *tc,
                tc->tex_trans_map = NULL;
             }
 
-            tc->pipe->tex_transfer_destroy(tc->pipe, tc->tex_trans);
+            tc->pipe->transfer_destroy(tc->pipe, tc->tex_trans);
             tc->tex_trans = NULL;
          }
 
+         width = u_minify(tc->texture->width0, addr.bits.level);
+         if (tc->texture->target == PIPE_TEXTURE_1D_ARRAY) {
+            height = tc->texture->array_size;
+            layer = 0;
+         }
+         else {
+            height = u_minify(tc->texture->height0, addr.bits.level);
+            layer = addr.bits.face + addr.bits.z;
+         }
+
          tc->tex_trans = 
-            tc->pipe->get_tex_transfer(tc->pipe, tc->texture, 
-                                     addr.bits.face, 
-                                     addr.bits.level, 
-                                     addr.bits.z, 
-                                     PIPE_TRANSFER_READ, 0, 0,
-                                     u_minify(tc->texture->width0, addr.bits.level),
-                                     u_minify(tc->texture->height0, addr.bits.level));
-         
+            pipe_get_transfer(tc->pipe, tc->texture,
+                              addr.bits.level,
+                              layer,
+                              PIPE_TRANSFER_READ | PIPE_TRANSFER_UNSYNCHRONIZED,
+                              0, 0, width, height);
+
          tc->tex_trans_map = tc->pipe->transfer_map(tc->pipe, tc->tex_trans);
 
          tc->tex_face = addr.bits.face;
@@ -250,19 +287,21 @@ sp_find_cached_tile_tex(struct softpipe_tex_tile_cache *tc,
          tc->tex_z = addr.bits.z;
       }
 
-      /* get tile from the transfer (view into texture) */
-      pipe_get_tile_rgba(tc->pipe,
-                         tc->tex_trans,
-                         addr.bits.x * TILE_SIZE, 
-                         addr.bits.y * TILE_SIZE,
-                         TILE_SIZE, TILE_SIZE,
-                         (float *) tile->data.color);
+      /* Get tile from the transfer (view into texture), explicitly passing
+       * the image format.
+       */
+      pipe_get_tile_rgba_format(tc->pipe,
+                                tc->tex_trans,
+                                addr.bits.x * TILE_SIZE, 
+                                addr.bits.y * TILE_SIZE,
+                                TILE_SIZE,
+                                TILE_SIZE,
+                                tc->format,
+                                (float *) tile->data.color);
+
       tile->addr = addr;
    }
 
    tc->last_tile = tile;
    return tile;
 }
-
-
-