Mesa (master): mesa: move GL_APPLE_object_purgeable functions to new file
Brian Paul
brianp at kemper.freedesktop.org
Wed Sep 16 15:32:20 UTC 2015
Module: Mesa
Branch: master
Commit: 1aff899a874abddc2d79e595242a233e874e4a96
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1aff899a874abddc2d79e595242a233e874e4a96
Author: Brian Paul <brianp at vmware.com>
Date: Tue Sep 15 14:28:38 2015 -0600
mesa: move GL_APPLE_object_purgeable functions to new file
Move this code out of bufferobj.c since it's not strongly connected to
buffer objects.
Acked-by: Matt Turner <mattst88 at gmail.com>
---
src/mapi/glapi/gen/gl_genexec.py | 1 +
src/mesa/Makefile.sources | 2 +
src/mesa/main/bufferobj.c | 378 ----------------------------------
src/mesa/main/bufferobj.h | 10 -
src/mesa/main/objectpurge.c | 416 ++++++++++++++++++++++++++++++++++++++
src/mesa/main/objectpurge.h | 42 ++++
6 files changed, 461 insertions(+), 388 deletions(-)
diff --git a/src/mapi/glapi/gen/gl_genexec.py b/src/mapi/glapi/gen/gl_genexec.py
index 26d8e7b..6c66779 100644
--- a/src/mapi/glapi/gen/gl_genexec.py
+++ b/src/mapi/glapi/gen/gl_genexec.py
@@ -88,6 +88,7 @@ header = """/**
#include "main/matrix.h"
#include "main/multisample.h"
#include "main/objectlabel.h"
+#include "main/objectpurge.h"
#include "main/performance_monitor.h"
#include "main/pipelineobj.h"
#include "main/pixel.h"
diff --git a/src/mesa/Makefile.sources b/src/mesa/Makefile.sources
index 2a719a0..0915594 100644
--- a/src/mesa/Makefile.sources
+++ b/src/mesa/Makefile.sources
@@ -134,6 +134,8 @@ MAIN_FILES = \
main/multisample.h \
main/objectlabel.c \
main/objectlabel.h \
+ main/objectpurge.c \
+ main/objectpurge.h \
main/pack.c \
main/pack.h \
main/pbo.c \
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 96590f5..3b87654 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -36,17 +36,13 @@
#include "enums.h"
#include "hash.h"
#include "imports.h"
-#include "image.h"
#include "context.h"
#include "bufferobj.h"
-#include "fbobject.h"
#include "mtypes.h"
-#include "texobj.h"
#include "teximage.h"
#include "glformats.h"
#include "texstore.h"
#include "transformfeedback.h"
-#include "dispatch.h"
/* Debug flags */
@@ -2634,380 +2630,6 @@ _mesa_FlushMappedNamedBufferRange(GLuint buffer, GLintptr offset,
}
-static GLenum
-buffer_object_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_buffer_object *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_bufferobj(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectPurgeable(name = 0x%x)", name);
- return 0;
- }
- if (!_mesa_is_bufferobj(bufObj)) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glObjectPurgeable(buffer 0)" );
- return 0;
- }
-
- if (bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectPurgeable(name = 0x%x) is already purgeable", name);
- return GL_VOLATILE_APPLE;
- }
-
- bufObj->Purgeable = GL_TRUE;
-
- retval = GL_VOLATILE_APPLE;
- if (ctx->Driver.BufferObjectPurgeable)
- retval = ctx->Driver.BufferObjectPurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-static GLenum
-renderbuffer_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_renderbuffer *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_renderbuffer(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return 0;
- }
-
- if (bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectPurgeable(name = 0x%x) is already purgeable", name);
- return GL_VOLATILE_APPLE;
- }
-
- bufObj->Purgeable = GL_TRUE;
-
- retval = GL_VOLATILE_APPLE;
- if (ctx->Driver.RenderObjectPurgeable)
- retval = ctx->Driver.RenderObjectPurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-static GLenum
-texture_object_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_texture_object *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_texture(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectPurgeable(name = 0x%x)", name);
- return 0;
- }
-
- if (bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectPurgeable(name = 0x%x) is already purgeable", name);
- return GL_VOLATILE_APPLE;
- }
-
- bufObj->Purgeable = GL_TRUE;
-
- retval = GL_VOLATILE_APPLE;
- if (ctx->Driver.TextureObjectPurgeable)
- retval = ctx->Driver.TextureObjectPurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-GLenum GLAPIENTRY
-_mesa_ObjectPurgeableAPPLE(GLenum objectType, GLuint name, GLenum option)
-{
- GLenum retval;
-
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
-
- if (name == 0) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectPurgeable(name = 0x%x)", name);
- return 0;
- }
-
- switch (option) {
- case GL_VOLATILE_APPLE:
- case GL_RELEASED_APPLE:
- /* legal */
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glObjectPurgeable(name = 0x%x) invalid option: %d",
- name, option);
- return 0;
- }
-
- switch (objectType) {
- case GL_TEXTURE:
- retval = texture_object_purgeable(ctx, name, option);
- break;
- case GL_RENDERBUFFER_EXT:
- retval = renderbuffer_purgeable(ctx, name, option);
- break;
- case GL_BUFFER_OBJECT_APPLE:
- retval = buffer_object_purgeable(ctx, name, option);
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glObjectPurgeable(name = 0x%x) invalid type: %d",
- name, objectType);
- return 0;
- }
-
- /* In strict conformance to the spec, we must only return VOLATILE when
- * when passed the VOLATILE option. Madness.
- *
- * XXX First fix the spec, then fix me.
- */
- return option == GL_VOLATILE_APPLE ? GL_VOLATILE_APPLE : retval;
-}
-
-
-static GLenum
-buffer_object_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_buffer_object *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_bufferobj(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return 0;
- }
-
- if (! bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectUnpurgeable(name = 0x%x) object is "
- " already \"unpurged\"", name);
- return 0;
- }
-
- bufObj->Purgeable = GL_FALSE;
-
- retval = option;
- if (ctx->Driver.BufferObjectUnpurgeable)
- retval = ctx->Driver.BufferObjectUnpurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-static GLenum
-renderbuffer_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_renderbuffer *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_renderbuffer(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return 0;
- }
-
- if (! bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectUnpurgeable(name = 0x%x) object is "
- " already \"unpurged\"", name);
- return 0;
- }
-
- bufObj->Purgeable = GL_FALSE;
-
- retval = option;
- if (ctx->Driver.RenderObjectUnpurgeable)
- retval = ctx->Driver.RenderObjectUnpurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-static GLenum
-texture_object_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
-{
- struct gl_texture_object *bufObj;
- GLenum retval;
-
- bufObj = _mesa_lookup_texture(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return 0;
- }
-
- if (! bufObj->Purgeable) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glObjectUnpurgeable(name = 0x%x) object is"
- " already \"unpurged\"", name);
- return 0;
- }
-
- bufObj->Purgeable = GL_FALSE;
-
- retval = option;
- if (ctx->Driver.TextureObjectUnpurgeable)
- retval = ctx->Driver.TextureObjectUnpurgeable(ctx, bufObj, option);
-
- return retval;
-}
-
-
-GLenum GLAPIENTRY
-_mesa_ObjectUnpurgeableAPPLE(GLenum objectType, GLuint name, GLenum option)
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
-
- if (name == 0) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return 0;
- }
-
- switch (option) {
- case GL_RETAINED_APPLE:
- case GL_UNDEFINED_APPLE:
- /* legal */
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glObjectUnpurgeable(name = 0x%x) invalid option: %d",
- name, option);
- return 0;
- }
-
- switch (objectType) {
- case GL_BUFFER_OBJECT_APPLE:
- return buffer_object_unpurgeable(ctx, name, option);
- case GL_TEXTURE:
- return texture_object_unpurgeable(ctx, name, option);
- case GL_RENDERBUFFER_EXT:
- return renderbuffer_unpurgeable(ctx, name, option);
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glObjectUnpurgeable(name = 0x%x) invalid type: %d",
- name, objectType);
- return 0;
- }
-}
-
-
-static void
-get_buffer_object_parameteriv(struct gl_context *ctx, GLuint name,
- GLenum pname, GLint *params)
-{
- struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, name);
- if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glGetObjectParameteriv(name = 0x%x) invalid object", name);
- return;
- }
-
- switch (pname) {
- case GL_PURGEABLE_APPLE:
- *params = bufObj->Purgeable;
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
- name, pname);
- break;
- }
-}
-
-
-static void
-get_renderbuffer_parameteriv(struct gl_context *ctx, GLuint name,
- GLenum pname, GLint *params)
-{
- struct gl_renderbuffer *rb = _mesa_lookup_renderbuffer(ctx, name);
- if (!rb) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return;
- }
-
- switch (pname) {
- case GL_PURGEABLE_APPLE:
- *params = rb->Purgeable;
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
- name, pname);
- break;
- }
-}
-
-
-static void
-get_texture_object_parameteriv(struct gl_context *ctx, GLuint name,
- GLenum pname, GLint *params)
-{
- struct gl_texture_object *texObj = _mesa_lookup_texture(ctx, name);
- if (!texObj) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glObjectUnpurgeable(name = 0x%x)", name);
- return;
- }
-
- switch (pname) {
- case GL_PURGEABLE_APPLE:
- *params = texObj->Purgeable;
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
- name, pname);
- break;
- }
-}
-
-
-void GLAPIENTRY
-_mesa_GetObjectParameterivAPPLE(GLenum objectType, GLuint name, GLenum pname,
- GLint *params)
-{
- GET_CURRENT_CONTEXT(ctx);
-
- if (name == 0) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glGetObjectParameteriv(name = 0x%x)", name);
- return;
- }
-
- switch (objectType) {
- case GL_TEXTURE:
- get_texture_object_parameteriv(ctx, name, pname, params);
- break;
- case GL_BUFFER_OBJECT_APPLE:
- get_buffer_object_parameteriv(ctx, name, pname, params);
- break;
- case GL_RENDERBUFFER_EXT:
- get_renderbuffer_parameteriv(ctx, name, pname, params);
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetObjectParameteriv(name = 0x%x) invalid type: %d",
- name, objectType);
- }
-}
-
/**
* Binds a buffer object to a uniform buffer binding point.
*
diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
index b7154c5..3eac96d 100644
--- a/src/mesa/main/bufferobj.h
+++ b/src/mesa/main/bufferobj.h
@@ -317,16 +317,6 @@ 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);
diff --git a/src/mesa/main/objectpurge.c b/src/mesa/main/objectpurge.c
new file mode 100644
index 0000000..d730f46
--- /dev/null
+++ b/src/mesa/main/objectpurge.c
@@ -0,0 +1,416 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * Code related to the GL_APPLE_object_purgeable extension.
+ */
+
+
+#include "glheader.h"
+#include "enums.h"
+#include "hash.h"
+#include "imports.h"
+#include "context.h"
+#include "bufferobj.h"
+#include "fbobject.h"
+#include "mtypes.h"
+#include "objectpurge.h"
+#include "texobj.h"
+#include "teximage.h"
+
+
+static GLenum
+buffer_object_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_buffer_object *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_bufferobj(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectPurgeable(name = 0x%x)", name);
+ return 0;
+ }
+ if (!_mesa_is_bufferobj(bufObj)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glObjectPurgeable(buffer 0)" );
+ return 0;
+ }
+
+ if (bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectPurgeable(name = 0x%x) is already purgeable", name);
+ return GL_VOLATILE_APPLE;
+ }
+
+ bufObj->Purgeable = GL_TRUE;
+
+ retval = GL_VOLATILE_APPLE;
+ if (ctx->Driver.BufferObjectPurgeable)
+ retval = ctx->Driver.BufferObjectPurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+static GLenum
+renderbuffer_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_renderbuffer *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_renderbuffer(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ if (bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectPurgeable(name = 0x%x) is already purgeable", name);
+ return GL_VOLATILE_APPLE;
+ }
+
+ bufObj->Purgeable = GL_TRUE;
+
+ retval = GL_VOLATILE_APPLE;
+ if (ctx->Driver.RenderObjectPurgeable)
+ retval = ctx->Driver.RenderObjectPurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+static GLenum
+texture_object_purgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_texture_object *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_texture(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectPurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ if (bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectPurgeable(name = 0x%x) is already purgeable", name);
+ return GL_VOLATILE_APPLE;
+ }
+
+ bufObj->Purgeable = GL_TRUE;
+
+ retval = GL_VOLATILE_APPLE;
+ if (ctx->Driver.TextureObjectPurgeable)
+ retval = ctx->Driver.TextureObjectPurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+GLenum GLAPIENTRY
+_mesa_ObjectPurgeableAPPLE(GLenum objectType, GLuint name, GLenum option)
+{
+ GLenum retval;
+
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
+ if (name == 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectPurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ switch (option) {
+ case GL_VOLATILE_APPLE:
+ case GL_RELEASED_APPLE:
+ /* legal */
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glObjectPurgeable(name = 0x%x) invalid option: %d",
+ name, option);
+ return 0;
+ }
+
+ switch (objectType) {
+ case GL_TEXTURE:
+ retval = texture_object_purgeable(ctx, name, option);
+ break;
+ case GL_RENDERBUFFER_EXT:
+ retval = renderbuffer_purgeable(ctx, name, option);
+ break;
+ case GL_BUFFER_OBJECT_APPLE:
+ retval = buffer_object_purgeable(ctx, name, option);
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glObjectPurgeable(name = 0x%x) invalid type: %d",
+ name, objectType);
+ return 0;
+ }
+
+ /* In strict conformance to the spec, we must only return VOLATILE when
+ * when passed the VOLATILE option. Madness.
+ *
+ * XXX First fix the spec, then fix me.
+ */
+ return option == GL_VOLATILE_APPLE ? GL_VOLATILE_APPLE : retval;
+}
+
+
+static GLenum
+buffer_object_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_buffer_object *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_bufferobj(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ if (! bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectUnpurgeable(name = 0x%x) object is "
+ " already \"unpurged\"", name);
+ return 0;
+ }
+
+ bufObj->Purgeable = GL_FALSE;
+
+ retval = option;
+ if (ctx->Driver.BufferObjectUnpurgeable)
+ retval = ctx->Driver.BufferObjectUnpurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+static GLenum
+renderbuffer_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_renderbuffer *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_renderbuffer(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ if (! bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectUnpurgeable(name = 0x%x) object is "
+ " already \"unpurged\"", name);
+ return 0;
+ }
+
+ bufObj->Purgeable = GL_FALSE;
+
+ retval = option;
+ if (ctx->Driver.RenderObjectUnpurgeable)
+ retval = ctx->Driver.RenderObjectUnpurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+static GLenum
+texture_object_unpurgeable(struct gl_context *ctx, GLuint name, GLenum option)
+{
+ struct gl_texture_object *bufObj;
+ GLenum retval;
+
+ bufObj = _mesa_lookup_texture(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ if (! bufObj->Purgeable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glObjectUnpurgeable(name = 0x%x) object is"
+ " already \"unpurged\"", name);
+ return 0;
+ }
+
+ bufObj->Purgeable = GL_FALSE;
+
+ retval = option;
+ if (ctx->Driver.TextureObjectUnpurgeable)
+ retval = ctx->Driver.TextureObjectUnpurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+GLenum GLAPIENTRY
+_mesa_ObjectUnpurgeableAPPLE(GLenum objectType, GLuint name, GLenum option)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
+ if (name == 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return 0;
+ }
+
+ switch (option) {
+ case GL_RETAINED_APPLE:
+ case GL_UNDEFINED_APPLE:
+ /* legal */
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glObjectUnpurgeable(name = 0x%x) invalid option: %d",
+ name, option);
+ return 0;
+ }
+
+ switch (objectType) {
+ case GL_BUFFER_OBJECT_APPLE:
+ return buffer_object_unpurgeable(ctx, name, option);
+ case GL_TEXTURE:
+ return texture_object_unpurgeable(ctx, name, option);
+ case GL_RENDERBUFFER_EXT:
+ return renderbuffer_unpurgeable(ctx, name, option);
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glObjectUnpurgeable(name = 0x%x) invalid type: %d",
+ name, objectType);
+ return 0;
+ }
+}
+
+
+static void
+get_buffer_object_parameteriv(struct gl_context *ctx, GLuint name,
+ GLenum pname, GLint *params)
+{
+ struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetObjectParameteriv(name = 0x%x) invalid object", name);
+ return;
+ }
+
+ switch (pname) {
+ case GL_PURGEABLE_APPLE:
+ *params = bufObj->Purgeable;
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
+ name, pname);
+ break;
+ }
+}
+
+
+static void
+get_renderbuffer_parameteriv(struct gl_context *ctx, GLuint name,
+ GLenum pname, GLint *params)
+{
+ struct gl_renderbuffer *rb = _mesa_lookup_renderbuffer(ctx, name);
+ if (!rb) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return;
+ }
+
+ switch (pname) {
+ case GL_PURGEABLE_APPLE:
+ *params = rb->Purgeable;
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
+ name, pname);
+ break;
+ }
+}
+
+
+static void
+get_texture_object_parameteriv(struct gl_context *ctx, GLuint name,
+ GLenum pname, GLint *params)
+{
+ struct gl_texture_object *texObj = _mesa_lookup_texture(ctx, name);
+ if (!texObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", name);
+ return;
+ }
+
+ switch (pname) {
+ case GL_PURGEABLE_APPLE:
+ *params = texObj->Purgeable;
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetObjectParameteriv(name = 0x%x) invalid enum: %d",
+ name, pname);
+ break;
+ }
+}
+
+
+void GLAPIENTRY
+_mesa_GetObjectParameterivAPPLE(GLenum objectType, GLuint name, GLenum pname,
+ GLint *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (name == 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetObjectParameteriv(name = 0x%x)", name);
+ return;
+ }
+
+ switch (objectType) {
+ case GL_TEXTURE:
+ get_texture_object_parameteriv(ctx, name, pname, params);
+ break;
+ case GL_BUFFER_OBJECT_APPLE:
+ get_buffer_object_parameteriv(ctx, name, pname, params);
+ break;
+ case GL_RENDERBUFFER_EXT:
+ get_renderbuffer_parameteriv(ctx, name, pname, params);
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetObjectParameteriv(name = 0x%x) invalid type: %d",
+ name, objectType);
+ }
+}
diff --git a/src/mesa/main/objectpurge.h b/src/mesa/main/objectpurge.h
new file mode 100644
index 0000000..f049012
--- /dev/null
+++ b/src/mesa/main/objectpurge.h
@@ -0,0 +1,42 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef OBJECTPURGE_H
+#define OBJECTPURGE_H
+
+
+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);
+
+
+#endif /* OBJECTPURGE_H */
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