}
void GLAPIENTRY
@@ -139,7 +141,6 @@ _mesa_CreateMemoryObjectsEXT(GLsizei n, GLuint
*memoryObjects)
if (first) {
for (GLsizei i = 0; i < n; i++) {
struct gl_memory_object *memObj;
-
memoryObjects[i] = first + i;
/* allocate memory object */
@@ -165,7 +166,34 @@ _mesa_MemoryObjectParameterivEXT(GLuint
memoryObject,
GLenum pname,
const GLint *params)
{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_memory_object *memObj;
+
+ memObj = _mesa_lookup_memory_object(ctx, memoryObject);
+ if (!memObj)
+ return;
+
+ if (memObj->Immutable) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glMemoryObjectParameterivEXT(memoryObject is
immutable");
+ return;
+ }
+ switch (pname) {
+ case GL_DEDICATED_MEMORY_OBJECT_EXT:
+ memObj->Dedicated = (GLboolean) params[0];
+ break;
+ case GL_PROTECTED_MEMORY_OBJECT_EXT:
+ /* EXT_protected_textures not supported */
+ goto invalid_pname;
+ default:
+ goto invalid_pname;
+ }
+ return;
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glMemoryObjectParameterivEXT(pname=0x%x)", pname);
}
void GLAPIENTRY
@@ -173,7 +201,28 @@ _mesa_GetMemoryObjectParameterivEXT(GLuint
memoryObject,
GLenum pname,
GLint *params)
{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_memory_object *memObj;
+
+ memObj = _mesa_lookup_memory_object(ctx, memoryObject);
+ if (!memObj)
+ return;
+
+ switch (pname) {
+ case GL_DEDICATED_MEMORY_OBJECT_EXT:
+ *params = (GLint) memObj->Dedicated;
+ break;
+ case GL_PROTECTED_MEMORY_OBJECT_EXT:
+ /* EXT_protected_textures not supported */
+ goto invalid_pname;
+ default:
+ goto invalid_pname;
+ }
+ return;
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetMemoryObjectParameterivEXT(pname=0x%x)", pname);
}
void GLAPIENTRY
@@ -379,6 +428,7 @@ _mesa_ImportMemoryFdEXT(GLuint memory,
return;
ctx->Driver.ImportMemoryObjectFd(ctx, memObj, size, fd);
+ memObj->Immutable = GL_TRUE;
}
void GLAPIENTRY
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 642cd72..356ec69 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4647,7 +4647,10 @@ struct gl_image_handle_object
struct gl_memory_object
{
- GLuint Name; /**< hash table ID/name */
+ GLuint Name; /**< hash table ID/name */
+ GLboolean Immutable; /**< denotes mutability state of
parameters */
+ GLboolean Dedicated; /**< import memory from a dedicated
allocation */
+ GLboolean Protected; /**< import memory from a protected
allocation */
};
/**