Merge branch 'master' of git+ssh://[email protected]/git/mesa/mesa

1 files changed, 76 insertions, 51 deletions

diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 3cfbfa5eb54..0d2946e95a7 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -42,10 +42,6 @@
 #include "mtypes.h"
 
 
-#ifdef __VMS
-#define _mesa_sprintf sprintf
-#endif
-
 /**********************************************************************/
 /** \name Internal functions */
 /*@{*/
@@ -104,11 +100,12 @@ _mesa_initialize_texture_object( struct gl_texture_object *obj,
           target == GL_TEXTURE_2D ||
           target == GL_TEXTURE_3D ||
           target == GL_TEXTURE_CUBE_MAP_ARB ||
-          target == GL_TEXTURE_RECTANGLE_NV);
+          target == GL_TEXTURE_RECTANGLE_NV ||
+          target == GL_TEXTURE_1D_ARRAY_EXT ||
+          target == GL_TEXTURE_2D_ARRAY_EXT);
 
    _mesa_bzero(obj, sizeof(*obj));
    /* init the non-zero fields */
-   _glthread_INIT_MUTEX(obj->Mutex);
    obj->RefCount = 1;
    obj->Name = name;
    obj->Target = target;
@@ -138,13 +135,13 @@ _mesa_initialize_texture_object( struct gl_texture_object *obj,
    obj->CompareFunc = GL_LEQUAL;       /* ARB_shadow */
    obj->DepthMode = GL_LUMINANCE;      /* ARB_depth_texture */
    obj->ShadowAmbient = 0.0F;          /* ARB/SGIX_shadow_ambient */
-   _mesa_init_colortable(&obj->Palette);
 }
 
 
 /**
  * Deallocate a texture object struct.  It should have already been
  * removed from the texture object pool.
+ * Called via ctx->Driver.DeleteTexture() if not overriden by a driver.
  *
  * \param shared the shared GL state to which the object belongs.
  * \param texOjb the texture object to delete.
@@ -167,9 +164,6 @@ _mesa_delete_texture_object( GLcontext *ctx, struct gl_texture_object *texObj )
       }
    }
 
-   /* destroy the mutex -- it may have allocated memory (eg on bsd) */
-   _glthread_DESTROY_MUTEX(texObj->Mutex);
-
    /* free this object */
    _mesa_free(texObj);
 }
@@ -279,11 +273,13 @@ _mesa_test_texobj_completeness( const GLcontext *ctx,
    }
 
    /* Compute _MaxLevel */
-   if (t->Target == GL_TEXTURE_1D) {
+   if ((t->Target == GL_TEXTURE_1D) ||
+       (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) {
       maxLog2 = t->Image[0][baseLevel]->WidthLog2;
       maxLevels = ctx->Const.MaxTextureLevels;
    }
-   else if (t->Target == GL_TEXTURE_2D) {
+   else if ((t->Target == GL_TEXTURE_2D) ||
+	    (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) {
       maxLog2 = MAX2(t->Image[0][baseLevel]->WidthLog2,
                      t->Image[0][baseLevel]->HeightLog2);
       maxLevels = ctx->Const.MaxTextureLevels;
@@ -365,7 +361,8 @@ _mesa_test_texobj_completeness( const GLcontext *ctx,
       }
 
       /* Test things which depend on number of texture image dimensions */
-      if (t->Target == GL_TEXTURE_1D) {
+      if ((t->Target == GL_TEXTURE_1D) ||
+          (t->Target == GL_TEXTURE_1D_ARRAY_EXT)) {
          /* Test 1-D mipmaps */
          GLuint width = t->Image[0][baseLevel]->Width2;
          for (i = baseLevel + 1; i < maxLevels; i++) {
@@ -389,7 +386,8 @@ _mesa_test_texobj_completeness( const GLcontext *ctx,
             }
          }
       }
-      else if (t->Target == GL_TEXTURE_2D) {
+      else if ((t->Target == GL_TEXTURE_2D) ||
+               (t->Target == GL_TEXTURE_2D_ARRAY_EXT)) {
          /* Test 2-D mipmaps */
          GLuint width = t->Image[0][baseLevel]->Width2;
          GLuint height = t->Image[0][baseLevel]->Height2;
@@ -526,13 +524,6 @@ _mesa_test_texobj_completeness( const GLcontext *ctx,
 /** \name API functions */
 /*@{*/
 
-/**
- * Texture name generation lock.
- *
- * Used by _mesa_GenTextures() to guarantee that the generation and allocation
- * of texture IDs is atomic.
- */
-_glthread_DECLARE_STATIC_MUTEX(GenTexturesLock);
 
 /**
  * Generate texture names.
@@ -542,9 +533,9 @@ _glthread_DECLARE_STATIC_MUTEX(GenTexturesLock);
  *
  * \sa glGenTextures().
  *
- * While holding the GenTexturesLock lock, calls _mesa_HashFindFreeKeyBlock()
- * to find a block of free texture IDs which are stored in \p textures.
- * Corresponding empty texture objects are also generated.
+ * Calls _mesa_HashFindFreeKeyBlock() to find a block of free texture
+ * IDs which are stored in \p textures.  Corresponding empty texture
+ * objects are also generated.
  */ 
 void GLAPIENTRY
 _mesa_GenTextures( GLsizei n, GLuint *textures )
@@ -565,7 +556,7 @@ _mesa_GenTextures( GLsizei n, GLuint *textures )
    /*
     * This must be atomic (generation and allocation of texture IDs)
     */
-   _glthread_LOCK_MUTEX(GenTexturesLock);
+   _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
 
    first = _mesa_HashFindFreeKeyBlock(ctx->Shared->TexObjects, n);
 
@@ -576,20 +567,18 @@ _mesa_GenTextures( GLsizei n, GLuint *textures )
       GLenum target = 0;
       texObj = (*ctx->Driver.NewTextureObject)( ctx, name, target);
       if (!texObj) {
-         _glthread_UNLOCK_MUTEX(GenTexturesLock);
+         _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenTextures");
          return;
       }
 
       /* insert into hash table */
-      _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
       _mesa_HashInsert(ctx->Shared->TexObjects, texObj->Name, texObj);
-      _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
 
       textures[i] = name;
    }
 
-   _glthread_UNLOCK_MUTEX(GenTexturesLock);
+   _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
 }
 
 
@@ -630,40 +619,42 @@ unbind_texobj_from_texunits(GLcontext *ctx, struct gl_texture_object *texObj)
 
    for (u = 0; u < MAX_TEXTURE_IMAGE_UNITS; u++) {
       struct gl_texture_unit *unit = &ctx->Texture.Unit[u];
+      struct gl_texture_object **curr = NULL;
+
       if (texObj == unit->Current1D) {
+         curr = &unit->Current1D;
          unit->Current1D = ctx->Shared->Default1D;
-         ctx->Shared->Default1D->RefCount++;
-         texObj->RefCount--;
-         if (texObj == unit->_Current)
-            unit->_Current = unit->Current1D;
       }
       else if (texObj == unit->Current2D) {
+         curr = &unit->Current2D;
          unit->Current2D = ctx->Shared->Default2D;
-         ctx->Shared->Default2D->RefCount++;
-         texObj->RefCount--;
-         if (texObj == unit->_Current)
-            unit->_Current = unit->Current2D;
       }
       else if (texObj == unit->Current3D) {
+         curr = &unit->Current3D;
          unit->Current3D = ctx->Shared->Default3D;
-         ctx->Shared->Default3D->RefCount++;
-         texObj->RefCount--;
-         if (texObj == unit->_Current)
-            unit->_Current = unit->Current3D;
       }
       else if (texObj == unit->CurrentCubeMap) {
+         curr = &unit->CurrentCubeMap;
          unit->CurrentCubeMap = ctx->Shared->DefaultCubeMap;
-         ctx->Shared->DefaultCubeMap->RefCount++;
-         texObj->RefCount--;
-         if (texObj == unit->_Current)
-            unit->_Current = unit->CurrentCubeMap;
       }
       else if (texObj == unit->CurrentRect) {
+         curr = &unit->CurrentRect;
          unit->CurrentRect = ctx->Shared->DefaultRect;
-         ctx->Shared->DefaultRect->RefCount++;
+      }
+      else if (texObj == unit->Current1DArray) {
+         curr = &unit->Current1DArray;
+         unit->CurrentRect = ctx->Shared->Default1DArray;
+      }
+      else if (texObj == unit->Current2DArray) {
+         curr = &unit->Current1DArray;
+         unit->CurrentRect = ctx->Shared->Default2DArray;
+      }
+
+      if (curr) {
+         (*curr)->RefCount++;
          texObj->RefCount--;
          if (texObj == unit->_Current)
-            unit->_Current = unit->CurrentRect;
+            unit->_Current = *curr;
       }
    }
 }
@@ -802,6 +793,20 @@ _mesa_BindTexture( GLenum target, GLuint texName )
          }
          oldTexObj = texUnit->CurrentRect;
          break;
+      case GL_TEXTURE_1D_ARRAY_EXT:
+         if (!ctx->Extensions.MESA_texture_array) {
+            _mesa_error( ctx, GL_INVALID_ENUM, "glBindTexture(target)" );
+            return;
+         }
+         oldTexObj = texUnit->Current1DArray;
+         break;
+      case GL_TEXTURE_2D_ARRAY_EXT:
+         if (!ctx->Extensions.MESA_texture_array) {
+            _mesa_error( ctx, GL_INVALID_ENUM, "glBindTexture(target)" );
+            return;
+         }
+         oldTexObj = texUnit->Current2DArray;
+         break;
       default:
          _mesa_error( ctx, GL_INVALID_ENUM, "glBindTexture(target)" );
          return;
@@ -838,6 +843,12 @@ _mesa_BindTexture( GLenum target, GLuint texName )
          case GL_TEXTURE_RECTANGLE_NV:
             newTexObj = ctx->Shared->DefaultRect;
             break;
+         case GL_TEXTURE_1D_ARRAY_EXT:
+            newTexObj = ctx->Shared->Default1DArray;
+            break;
+         case GL_TEXTURE_2D_ARRAY_EXT:
+            newTexObj = ctx->Shared->Default2DArray;
+            break;
          default:
             ; /* Bad targets are caught above */
       }
@@ -908,6 +919,12 @@ _mesa_BindTexture( GLenum target, GLuint texName )
       case GL_TEXTURE_RECTANGLE_NV:
          texUnit->CurrentRect = newTexObj;
          break;
+      case GL_TEXTURE_1D_ARRAY_EXT:
+         texUnit->Current1DArray = newTexObj;
+         break;
+      case GL_TEXTURE_2D_ARRAY_EXT:
+         texUnit->Current2DArray = newTexObj;
+         break;
       default:
          _mesa_problem(ctx, "bad target in BindTexture");
          return;
@@ -1063,14 +1080,21 @@ _mesa_IsTexture( GLuint texture )
    return t && t->Target;
 }
 
-/* Simplest implementation of texture locking: Grab the a new mutex in
+
+/**
+ * Simplest implementation of texture locking: Grab the a new mutex in
  * the shared context.  Examine the shared context state timestamp and
  * if there has been a change, set the appropriate bits in
  * ctx->NewState.
  *
- * See also _mesa_lock/unlock_texture in texobj.h
+ * This is used to deal with synchronizing things when a texture object
+ * is used/modified by different contexts (or threads) which are sharing
+ * the texture.
+ *
+ * See also _mesa_lock/unlock_texture() in teximage.h
  */
-void _mesa_lock_context_textures( GLcontext *ctx )
+void
+_mesa_lock_context_textures( GLcontext *ctx )
 {
    _glthread_LOCK_MUTEX(ctx->Shared->TexMutex);
 
@@ -1081,7 +1105,8 @@ void _mesa_lock_context_textures( GLcontext *ctx )
 }
 
 
-void _mesa_unlock_context_textures( GLcontext *ctx )
+void
+_mesa_unlock_context_textures( GLcontext *ctx )
 {
    assert(ctx->Shared->TextureStateStamp == ctx->TextureStateTimestamp);
    _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex);