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authormarha <marha@users.sourceforge.net>2010-04-12 09:53:17 +0000
committermarha <marha@users.sourceforge.net>2010-04-12 09:53:17 +0000
commit29b86f9852b2b7ecc31cdfee56679537e40bc6e2 (patch)
tree1e6ec8ccf2dbf773260a1953b8e13c49f9b7c5f5 /mesalib/src/mesa/main/bufferobj.c
parent529236591df7366479a6fac30b387667678fd1ba (diff)
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svn merge -r524:HEAD "^/branches/released" .
Diffstat (limited to 'mesalib/src/mesa/main/bufferobj.c')
-rw-r--r--mesalib/src/mesa/main/bufferobj.c553
1 files changed, 497 insertions, 56 deletions
diff --git a/mesalib/src/mesa/main/bufferobj.c b/mesalib/src/mesa/main/bufferobj.c
index de1ebcf91..56dfdae3d 100644
--- a/mesalib/src/mesa/main/bufferobj.c
+++ b/mesalib/src/mesa/main/bufferobj.c
@@ -37,6 +37,8 @@
#include "image.h"
#include "context.h"
#include "bufferobj.h"
+#include "fbobject.h"
+#include "texobj.h"
/* Debug flags */
@@ -208,13 +210,14 @@ _mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj )
(void) ctx;
if (bufObj->Data)
- _mesa_free(bufObj->Data);
+ free(bufObj->Data);
/* assign strange values here to help w/ debugging */
bufObj->RefCount = -1000;
bufObj->Name = ~0;
- _mesa_free(bufObj);
+ _glthread_DESTROY_MUTEX(bufObj->Mutex);
+ free(bufObj);
}
@@ -235,7 +238,7 @@ _mesa_reference_buffer_object(GLcontext *ctx,
GLboolean deleteFlag = GL_FALSE;
struct gl_buffer_object *oldObj = *ptr;
- /*_glthread_LOCK_MUTEX(oldObj->Mutex);*/
+ _glthread_LOCK_MUTEX(oldObj->Mutex);
ASSERT(oldObj->RefCount > 0);
oldObj->RefCount--;
#if 0
@@ -243,7 +246,7 @@ _mesa_reference_buffer_object(GLcontext *ctx,
(void *) oldObj, oldObj->Name, oldObj->RefCount);
#endif
deleteFlag = (oldObj->RefCount == 0);
- /*_glthread_UNLOCK_MUTEX(oldObj->Mutex);*/
+ _glthread_UNLOCK_MUTEX(oldObj->Mutex);
if (deleteFlag) {
@@ -265,7 +268,7 @@ _mesa_reference_buffer_object(GLcontext *ctx,
if (bufObj) {
/* reference new buffer */
- /*_glthread_LOCK_MUTEX(tex->Mutex);*/
+ _glthread_LOCK_MUTEX(bufObj->Mutex);
if (bufObj->RefCount == 0) {
/* this buffer's being deleted (look just above) */
/* Not sure this can every really happen. Warn if it does. */
@@ -280,7 +283,7 @@ _mesa_reference_buffer_object(GLcontext *ctx,
#endif
*ptr = bufObj;
}
- /*_glthread_UNLOCK_MUTEX(tex->Mutex);*/
+ _glthread_UNLOCK_MUTEX(bufObj->Mutex);
}
}
@@ -294,7 +297,8 @@ _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
{
(void) target;
- _mesa_bzero(obj, sizeof(struct gl_buffer_object));
+ memset(obj, 0, sizeof(struct gl_buffer_object));
+ _glthread_INIT_MUTEX(obj->Mutex);
obj->RefCount = 1;
obj->Name = name;
obj->Usage = GL_STATIC_DRAW_ARB;
@@ -337,7 +341,7 @@ _mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
bufObj->Usage = usage;
if (data) {
- _mesa_memcpy( bufObj->Data, data, size );
+ memcpy( bufObj->Data, data, size );
}
return GL_TRUE;
@@ -376,7 +380,7 @@ _mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
ASSERT(size + offset <= bufObj->Size);
if (bufObj->Data) {
- _mesa_memcpy( (GLubyte *) bufObj->Data + offset, data, size );
+ memcpy( (GLubyte *) bufObj->Data + offset, data, size );
}
}
@@ -406,7 +410,7 @@ _mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
(void) ctx; (void) target;
if (bufObj->Data && ((GLsizeiptrARB) (size + offset) <= bufObj->Size)) {
- _mesa_memcpy( data, (GLubyte *) bufObj->Data + offset, size );
+ memcpy( data, (GLubyte *) bufObj->Data + offset, size );
}
}
@@ -528,7 +532,7 @@ _mesa_copy_buffer_subdata(GLcontext *ctx,
GL_WRITE_ONLY, dst);
if (srcPtr && dstPtr)
- _mesa_memcpy(dstPtr + writeOffset, srcPtr + readOffset, size);
+ memcpy(dstPtr + writeOffset, srcPtr + readOffset, size);
ctx->Driver.UnmapBuffer(ctx, GL_COPY_READ_BUFFER, src);
ctx->Driver.UnmapBuffer(ctx, GL_COPY_WRITE_BUFFER, dst);
@@ -554,6 +558,17 @@ _mesa_init_buffer_objects( GLcontext *ctx )
}
+void
+_mesa_free_buffer_objects( GLcontext *ctx )
+{
+ _mesa_reference_buffer_object(ctx, &ctx->Array.ArrayBufferObj, NULL);
+ _mesa_reference_buffer_object(ctx, &ctx->Array.ElementArrayBufferObj, NULL);
+
+ _mesa_reference_buffer_object(ctx, &ctx->CopyReadBuffer, NULL);
+ _mesa_reference_buffer_object(ctx, &ctx->CopyWriteBuffer, NULL);
+}
+
+
/**
* Bind the specified target to buffer for the specified context.
* Called by glBindBuffer() and other functions.
@@ -1104,20 +1119,20 @@ _mesa_BufferDataARB(GLenum target, GLsizeiptrARB size,
}
switch (usage) {
- case GL_STREAM_DRAW_ARB:
- case GL_STREAM_READ_ARB:
- case GL_STREAM_COPY_ARB:
- case GL_STATIC_DRAW_ARB:
- case GL_STATIC_READ_ARB:
- case GL_STATIC_COPY_ARB:
- case GL_DYNAMIC_DRAW_ARB:
- case GL_DYNAMIC_READ_ARB:
- case GL_DYNAMIC_COPY_ARB:
- /* OK */
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glBufferDataARB(usage)");
- return;
+ case GL_STREAM_DRAW_ARB:
+ case GL_STREAM_READ_ARB:
+ case GL_STREAM_COPY_ARB:
+ case GL_STATIC_DRAW_ARB:
+ case GL_STATIC_READ_ARB:
+ case GL_STATIC_COPY_ARB:
+ case GL_DYNAMIC_DRAW_ARB:
+ case GL_DYNAMIC_READ_ARB:
+ case GL_DYNAMIC_COPY_ARB:
+ /* OK */
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBufferDataARB(usage)");
+ return;
}
bufObj = get_buffer(ctx, target);
@@ -1142,7 +1157,7 @@ _mesa_BufferDataARB(GLenum target, GLsizeiptrARB size,
bufObj->Written = GL_TRUE;
#ifdef VBO_DEBUG
- _mesa_printf("glBufferDataARB(%u, sz %ld, from %p, usage 0x%x)\n",
+ printf("glBufferDataARB(%u, sz %ld, from %p, usage 0x%x)\n",
bufObj->Name, size, data, usage);
#endif
@@ -1210,18 +1225,18 @@ _mesa_MapBufferARB(GLenum target, GLenum access)
ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
switch (access) {
- case GL_READ_ONLY_ARB:
- accessFlags = GL_MAP_READ_BIT;
- break;
- case GL_WRITE_ONLY_ARB:
- accessFlags = GL_MAP_WRITE_BIT;
- break;
- case GL_READ_WRITE_ARB:
- accessFlags = GL_MAP_READ_BIT | GL_MAP_WRITE_BIT;
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glMapBufferARB(access)");
- return NULL;
+ case GL_READ_ONLY_ARB:
+ accessFlags = GL_MAP_READ_BIT;
+ break;
+ case GL_WRITE_ONLY_ARB:
+ accessFlags = GL_MAP_WRITE_BIT;
+ break;
+ case GL_READ_WRITE_ARB:
+ accessFlags = GL_MAP_READ_BIT | GL_MAP_WRITE_BIT;
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glMapBufferARB(access)");
+ return NULL;
}
bufObj = get_buffer(ctx, target);
@@ -1259,8 +1274,8 @@ _mesa_MapBufferARB(GLenum target, GLenum access)
bufObj->Written = GL_TRUE;
#ifdef VBO_DEBUG
- _mesa_printf("glMapBufferARB(%u, sz %ld, access 0x%x)\n",
- bufObj->Name, bufObj->Size, access);
+ printf("glMapBufferARB(%u, sz %ld, access 0x%x)\n",
+ bufObj->Name, bufObj->Size, access);
if (access == GL_WRITE_ONLY_ARB) {
GLuint i;
GLubyte *b = (GLubyte *) bufObj->Pointer;
@@ -1336,7 +1351,7 @@ _mesa_UnmapBufferARB(GLenum target)
}
}
if (unchanged) {
- _mesa_printf("glUnmapBufferARB(%u): %u of %ld unchanged, starting at %d\n",
+ printf("glUnmapBufferARB(%u): %u of %ld unchanged, starting at %d\n",
bufObj->Name, unchanged, bufObj->Size, pos);
}
}
@@ -1370,21 +1385,63 @@ _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params)
}
switch (pname) {
- case GL_BUFFER_SIZE_ARB:
- *params = (GLint) bufObj->Size;
- break;
- case GL_BUFFER_USAGE_ARB:
- *params = bufObj->Usage;
- break;
- case GL_BUFFER_ACCESS_ARB:
- *params = simplified_access_mode(bufObj->AccessFlags);
- break;
- case GL_BUFFER_MAPPED_ARB:
- *params = _mesa_bufferobj_mapped(bufObj);
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameterivARB(pname)");
- return;
+ case GL_BUFFER_SIZE_ARB:
+ *params = (GLint) bufObj->Size;
+ break;
+ case GL_BUFFER_USAGE_ARB:
+ *params = bufObj->Usage;
+ break;
+ case GL_BUFFER_ACCESS_ARB:
+ *params = simplified_access_mode(bufObj->AccessFlags);
+ break;
+ case GL_BUFFER_MAPPED_ARB:
+ *params = _mesa_bufferobj_mapped(bufObj);
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameterivARB(pname)");
+ return;
+ }
+}
+
+
+/**
+ * New in GL 3.2
+ * This is pretty much a duplicate of GetBufferParameteriv() but the
+ * GL_BUFFER_SIZE_ARB attribute will be 64-bits on a 64-bit system.
+ */
+void GLAPIENTRY
+_mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_buffer_object *bufObj;
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ bufObj = get_buffer(ctx, target);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "GetBufferParameteri64v(target)" );
+ return;
+ }
+ if (!_mesa_is_bufferobj(bufObj)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "GetBufferParameteri64v" );
+ return;
+ }
+
+ switch (pname) {
+ case GL_BUFFER_SIZE_ARB:
+ *params = bufObj->Size;
+ break;
+ case GL_BUFFER_USAGE_ARB:
+ *params = bufObj->Usage;
+ break;
+ case GL_BUFFER_ACCESS_ARB:
+ *params = simplified_access_mode(bufObj->AccessFlags);
+ break;
+ case GL_BUFFER_MAPPED_ARB:
+ *params = _mesa_bufferobj_mapped(bufObj);
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameteri64v(pname)");
+ return;
}
}
@@ -1655,3 +1712,387 @@ _mesa_FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length)
if (ctx->Driver.FlushMappedBufferRange)
ctx->Driver.FlushMappedBufferRange(ctx, target, offset, length, bufObj);
}
+
+
+#if FEATURE_APPLE_object_purgeable
+static GLenum
+_mesa_BufferObjectPurgeable(GLcontext *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
+_mesa_RenderObjectPurgeable(GLcontext *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
+_mesa_TextureObjectPurgeable(GLcontext *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 = _mesa_TextureObjectPurgeable (ctx, name, option);
+ break;
+ case GL_RENDERBUFFER_EXT:
+ retval = _mesa_RenderObjectPurgeable (ctx, name, option);
+ break;
+ case GL_BUFFER_OBJECT_APPLE:
+ retval = _mesa_BufferObjectPurgeable (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
+_mesa_BufferObjectUnpurgeable(GLcontext *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 = GL_RETAINED_APPLE;
+ if (ctx->Driver.BufferObjectUnpurgeable)
+ retval = ctx->Driver.BufferObjectUnpurgeable(ctx, bufObj, option);
+
+ return retval;
+}
+
+
+static GLenum
+_mesa_RenderObjectUnpurgeable(GLcontext *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 = GL_RETAINED_APPLE;
+ if (ctx->Driver.RenderObjectUnpurgeable)
+ retval = ctx->Driver.RenderObjectUnpurgeable(ctx, bufObj, option);
+
+ return option;
+}
+
+
+static GLenum
+_mesa_TextureObjectUnpurgeable(GLcontext *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 = GL_RETAINED_APPLE;
+ 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 _mesa_BufferObjectUnpurgeable(ctx, name, option);
+ case GL_TEXTURE:
+ return _mesa_TextureObjectUnpurgeable(ctx, name, option);
+ case GL_RENDERBUFFER_EXT:
+ return _mesa_RenderObjectUnpurgeable(ctx, name, option);
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glObjectUnpurgeable(name = 0x%x) invalid type: %d",
+ name, objectType);
+ return 0;
+ }
+}
+
+
+static void
+_mesa_GetBufferObjectParameterivAPPLE(GLcontext *ctx, GLuint name,
+ GLenum pname, GLint* params)
+{
+ struct gl_buffer_object *bufObj;
+
+ 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
+_mesa_GetRenderObjectParameterivAPPLE(GLcontext *ctx, GLuint name,
+ GLenum pname, GLint* params)
+{
+ struct gl_renderbuffer *bufObj;
+
+ bufObj = _mesa_lookup_renderbuffer(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", 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
+_mesa_GetTextureObjectParameterivAPPLE(GLcontext *ctx, GLuint name,
+ GLenum pname, GLint* params)
+{
+ struct gl_texture_object *bufObj;
+
+ bufObj = _mesa_lookup_texture(ctx, name);
+ if (!bufObj) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glObjectUnpurgeable(name = 0x%x)", 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;
+ }
+}
+
+
+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:
+ _mesa_GetTextureObjectParameterivAPPLE (ctx, name, pname, params);
+ break;
+ case GL_BUFFER_OBJECT_APPLE:
+ _mesa_GetBufferObjectParameterivAPPLE (ctx, name, pname, params);
+ break;
+ case GL_RENDERBUFFER_EXT:
+ _mesa_GetRenderObjectParameterivAPPLE (ctx, name, pname, params);
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetObjectParameteriv(name = 0x%x) invalid type: %d",
+ name, objectType);
+ }
+}
+
+#endif /* FEATURE_APPLE_object_purgeable */