mesa: Don't call GenerateMipmap if Width or Height == 0.
[mesa.git] / src / mesa / main / bufferobj.h
index feeaa8b058e9f30fc59027e5ebefb135d5c31aa2..5dcc55301ce78f4477abfe87d230f3d17ec9cafa 100644 (file)
@@ -45,8 +45,14 @@ _mesa_bufferobj_mapped(const struct gl_buffer_object *obj,
    return obj->Mappings[index].Pointer != NULL;
 }
 
-/** Can we not use this buffer while mapped? */
-static inline GLboolean
+/**
+ * Check whether the given buffer object is illegally mapped prior to
+ * drawing from (or reading back to) the buffer.
+ * Note that it's legal for a buffer to be mapped at draw/readback time
+ * if it was mapped persistently (See GL_ARB_buffer_storage spec).
+ * \return true if the buffer is illegally mapped, false otherwise
+ */
+static inline bool
 _mesa_check_disallowed_mapping(const struct gl_buffer_object *obj)
 {
    return _mesa_bufferobj_mapped(obj, MAP_USER) &&
@@ -74,7 +80,6 @@ _mesa_free_buffer_objects(struct gl_context *ctx);
 
 extern bool
 _mesa_handle_bind_buffer_gen(struct gl_context *ctx,
-                             GLenum target,
                              GLuint buffer,
                              struct gl_buffer_object **buf_handle,
                              const char *caller);
@@ -109,6 +114,10 @@ _mesa_initialize_buffer_object(struct gl_context *ctx,
                                struct gl_buffer_object *obj,
                                GLuint name);
 
+extern void
+_mesa_delete_buffer_object(struct gl_context *ctx,
+                           struct gl_buffer_object *bufObj);
+
 extern void
 _mesa_reference_buffer_object_(struct gl_context *ctx,
                                struct gl_buffer_object **ptr,
@@ -230,8 +239,8 @@ _mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
                          GLsizeiptr size, const GLvoid *data);
 
 void GLAPIENTRY
-_mesa_GetBufferSubData(GLenum target, GLintptrARB offset,
-                       GLsizeiptrARB size, void * data);
+_mesa_GetBufferSubData(GLenum target, GLintptr offset,
+                       GLsizeiptr size, GLvoid *data);
 
 void GLAPIENTRY
 _mesa_GetNamedBufferSubData(GLuint buffer, GLintptr offset,
@@ -318,16 +327,6 @@ void GLAPIENTRY
 _mesa_FlushMappedNamedBufferRange(GLuint buffer, GLintptr offset,
                                   GLsizeiptr length);
 
-GLenum GLAPIENTRY
-_mesa_ObjectPurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
-
-GLenum GLAPIENTRY
-_mesa_ObjectUnpurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
-
-void GLAPIENTRY
-_mesa_GetObjectParameterivAPPLE(GLenum objectType, GLuint name,
-                                GLenum pname, GLint* params);
-
 void GLAPIENTRY
 _mesa_BindBufferRange(GLenum target, GLuint index,
                       GLuint buffer, GLintptr offset, GLsizeiptr size);