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authorAndres Rodriguez <andresx7@gmail.com>2017-07-12 18:45:08 -0400
committerTimothy Arceri <tarceri@itsqueeze.com>2017-08-06 12:42:06 +1000
commit1e8e4ee230af2484d6aa22dfcc99ed4354f5842e (patch)
treecfb0f470322a396ae0f0b4798c8e51104135a12a
parent8b7c5744791fe403375dd1d61c4a99b882044415 (diff)
mesa: add support for memory object parameters
V2 (Timothy Arceri): - fix copy and paste error with error message V3 (Timothy Arceri): - drop the Protected field for now as its unused Signed-off-by: Andres Rodriguez <andresx7@gmail.com> Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com> Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
-rw-r--r--src/mesa/main/externalobjects.c50
-rw-r--r--src/mesa/main/mtypes.h4
2 files changed, 53 insertions, 1 deletions
diff --git a/src/mesa/main/externalobjects.c b/src/mesa/main/externalobjects.c
index 6c5b07d110e..9241fe1fe6a 100644
--- a/src/mesa/main/externalobjects.c
+++ b/src/mesa/main/externalobjects.c
@@ -73,6 +73,7 @@ _mesa_initialize_memory_object(struct gl_context *ctx,
{
memset(obj, 0, sizeof(struct gl_memory_object));
obj->Name = name;
+ obj->Dedicated = GL_FALSE;
}
void GLAPIENTRY
@@ -168,7 +169,34 @@ _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
@@ -176,7 +204,28 @@ _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
@@ -380,6 +429,7 @@ _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 8ef1183785c..1c48d231368 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4646,7 +4646,9 @@ 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 */
};
/**