[Mesa-dev] [PATCH 02/16] Revert "mesa: remove unused _mesa_delete_nameless_texture()"

Ian Romanick idr at freedesktop.org
Tue Dec 19 00:14:00 UTC 2017


From: Ian Romanick <ian.d.romanick at intel.com>

Changes in this series use this function.

This reverts commit 048de9e34a2214371481143cddcaa53f52468c6b.

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
Cc: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Cc: Timothy Arceri <tarceri at itsqueeze.com>
---
 src/mesa/main/texobj.c | 41 +++++++++++++++++++++++++++++++++++++++++
 src/mesa/main/texobj.h |  5 +++++
 2 files changed, 46 insertions(+)

diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 02c4767..db40598 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -1511,6 +1511,47 @@ delete_textures(struct gl_context *ctx, GLsizei n, const GLuint *textures)
    }
 }
 
+/**
+ * This deletes a texObj without altering the hash table.
+ */
+void
+_mesa_delete_nameless_texture(struct gl_context *ctx,
+                              struct gl_texture_object *texObj)
+{
+   if (!texObj)
+      return;
+
+   FLUSH_VERTICES(ctx, 0);
+
+   _mesa_lock_texture(ctx, texObj);
+   {
+      /* Check if texture is bound to any framebuffer objects.
+       * If so, unbind.
+       * See section 4.4.2.3 of GL_EXT_framebuffer_object.
+       */
+      unbind_texobj_from_fbo(ctx, texObj);
+
+      /* Check if this texture is currently bound to any texture units.
+       * If so, unbind it.
+       */
+      unbind_texobj_from_texunits(ctx, texObj);
+
+      /* Check if this texture is currently bound to any shader
+       * image unit.  If so, unbind it.
+       * See section 3.9.X of GL_ARB_shader_image_load_store.
+       */
+      unbind_texobj_from_image_units(ctx, texObj);
+   }
+   _mesa_unlock_texture(ctx, texObj);
+
+   ctx->NewState |= _NEW_TEXTURE_OBJECT;
+
+   /* Unreference the texobj.  If refcount hits zero, the texture
+    * will be deleted.
+    */
+   _mesa_reference_texobj(&texObj, NULL);
+}
+
 
 void GLAPIENTRY
 _mesa_DeleteTextures_no_error(GLsizei n, const GLuint *textures)
diff --git a/src/mesa/main/texobj.h b/src/mesa/main/texobj.h
index e67ce3f..8dea853 100644
--- a/src/mesa/main/texobj.h
+++ b/src/mesa/main/texobj.h
@@ -171,6 +171,11 @@ _mesa_unlock_context_textures( struct gl_context *ctx );
 extern void
 _mesa_lock_context_textures( struct gl_context *ctx );
 
+extern void
+_mesa_delete_nameless_texture(struct gl_context *ctx,
+                              struct gl_texture_object *texObj);
+
+
 /*@}*/
 
 /**
-- 
2.9.5



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