[Mesa-dev] [PATCH 06/23] main: Add entry point for NamedBufferStorage.
Laura Ekstrand
laura at jlekstrand.net
Thu Feb 19 16:15:16 PST 2015
This is NamedBufferStorage, not NamedBufferData. The storage function uses
a bitfield instead of an enum.
On Wed, Feb 18, 2015 at 7:04 AM, Martin Peres <martin.peres at linux.intel.com>
wrote:
> On 12/02/15 04:05, Laura Ekstrand wrote:
>
>> ---
>> src/mapi/glapi/gen/ARB_direct_state_access.xml | 7 +++
>> src/mesa/main/bufferobj.c | 63
>> +++++++++++++++++++-------
>> src/mesa/main/bufferobj.h | 9 ++++
>> src/mesa/main/tests/dispatch_sanity.cpp | 1 +
>> 4 files changed, 64 insertions(+), 16 deletions(-)
>>
>> diff --git a/src/mapi/glapi/gen/ARB_direct_state_access.xml
>> b/src/mapi/glapi/gen/ARB_direct_state_access.xml
>> index 6c9d0e8..ff81c21 100644
>> --- a/src/mapi/glapi/gen/ARB_direct_state_access.xml
>> +++ b/src/mapi/glapi/gen/ARB_direct_state_access.xml
>> @@ -14,6 +14,13 @@
>> <param name="buffers" type="GLuint *" />
>> </function>
>> + <function name="NamedBufferStorage" offset="assign">
>> + <param name="buffer" type="GLuint" />
>> + <param name="size" type="GLsizeiptr" />
>> + <param name="data" type="const GLvoid *" />
>> + <param name="flags" type="GLbitfield" />
>>
> Isn't this supposed to be an enum? Here is the prototype found in core 4.5:
> void NamedBufferData( uint buffer, sizeiptr size, const void *data, enum
> usage );
>
> Other than that, this looks good to me.
>
> Reviewed-by: Martin Peres <martin.peres at linux.intel.com>
>
>
> + </function>
>> +
>> <!-- Texture object functions -->
>> <function name="CreateTextures" offset="assign">
>> diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
>> index 785f0ff..6259db1 100644
>> --- a/src/mesa/main/bufferobj.c
>> +++ b/src/mesa/main/bufferobj.c
>> @@ -1386,15 +1386,13 @@ _mesa_IsBuffer(GLuint id)
>> }
>> -void GLAPIENTRY
>> -_mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
>> - GLbitfield flags)
>> +void
>> +_mesa_buffer_storage(struct gl_context *ctx, struct gl_buffer_object
>> *bufObj,
>> + GLenum target, GLsizeiptr size, const GLvoid *data,
>> + GLbitfield flags, const char *func)
>> {
>> - GET_CURRENT_CONTEXT(ctx);
>> - struct gl_buffer_object *bufObj;
>> -
>> if (size <= 0) {
>> - _mesa_error(ctx, GL_INVALID_VALUE, "glBufferStorage(size <= 0)");
>> + _mesa_error(ctx, GL_INVALID_VALUE, "%s(size <= 0)", func);
>> return;
>> }
>> @@ -1404,27 +1402,25 @@ _mesa_BufferStorage(GLenum target, GLsizeiptr
>> size, const GLvoid *data,
>> GL_MAP_COHERENT_BIT |
>> GL_DYNAMIC_STORAGE_BIT |
>> GL_CLIENT_STORAGE_BIT)) {
>> - _mesa_error(ctx, GL_INVALID_VALUE, "glBufferStorage(flags)");
>> + _mesa_error(ctx, GL_INVALID_VALUE, "%s(invalid flag bits set)",
>> func);
>> return;
>> }
>> if (flags & GL_MAP_PERSISTENT_BIT &&
>> !(flags & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT))) {
>> - _mesa_error(ctx, GL_INVALID_VALUE, "glBufferStorage(flags!=READ/
>> WRITE)");
>> + _mesa_error(ctx, GL_INVALID_VALUE,
>> + "%s(PERSISTENT and flags!=READ/WRITE)", func);
>> return;
>> }
>> if (flags & GL_MAP_COHERENT_BIT && !(flags &
>> GL_MAP_PERSISTENT_BIT)) {
>> - _mesa_error(ctx, GL_INVALID_VALUE, "glBufferStorage(flags!=
>> PERSISTENT)");
>> + _mesa_error(ctx, GL_INVALID_VALUE,
>> + "%s(COHERENT and flags!=PERSISTENT)", func);
>> return;
>> }
>> - bufObj = get_buffer(ctx, "glBufferStorage", target,
>> GL_INVALID_OPERATION);
>> - if (!bufObj)
>> - return;
>> -
>> if (bufObj->Immutable) {
>> - _mesa_error(ctx, GL_INVALID_OPERATION,
>> "glBufferStorage(immutable)");
>> + _mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
>> return;
>> }
>> @@ -1439,10 +1435,45 @@ _mesa_BufferStorage(GLenum target, GLsizeiptr
>> size, const GLvoid *data,
>> ASSERT(ctx->Driver.BufferData);
>> if (!ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW,
>> flags, bufObj)) {
>> - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBufferStorage()");
>> + _mesa_error(ctx, GL_OUT_OF_MEMORY, "%s()", func);
>> }
>> }
>> +void GLAPIENTRY
>> +_mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
>> + GLbitfield flags)
>> +{
>> + GET_CURRENT_CONTEXT(ctx);
>> + struct gl_buffer_object *bufObj;
>> +
>> + bufObj = get_buffer(ctx, "glBufferStorage", target,
>> GL_INVALID_OPERATION);
>> + if (!bufObj)
>> + return;
>> +
>> + _mesa_buffer_storage(ctx, bufObj, target, size, data, flags,
>> + "glBufferStorage");
>> +}
>> +
>> +void GLAPIENTRY
>> +_mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid
>> *data,
>> + GLbitfield flags)
>> +{
>> + GET_CURRENT_CONTEXT(ctx);
>> + struct gl_buffer_object *bufObj;
>> +
>> + bufObj = _mesa_lookup_bufferobj_err(ctx, buffer,
>> "glNamedBufferStorage");
>> + if (!bufObj)
>> + return;
>> +
>> + /*
>> + * In direct state access, buffer objects have an unspecified target
>> since
>> + * they are not required to be bound.
>> + */
>> + _mesa_buffer_storage(ctx, bufObj, GL_NONE, size, data, flags,
>> + "glNamedBufferStorage");
>> +}
>> +
>> +
>> void GLAPIENTRY
>> _mesa_BufferData(GLenum target, GLsizeiptrARB size,
>> diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
>> index 48d253b..3c337aa 100644
>> --- a/src/mesa/main/bufferobj.h
>> +++ b/src/mesa/main/bufferobj.h
>> @@ -130,6 +130,11 @@ extern void
>> _mesa_init_buffer_object_functions(struct dd_function_table *driver);
>> extern void
>> +_mesa_buffer_storage(struct gl_context *ctx, struct gl_buffer_object
>> *bufObj,
>> + GLenum target, GLsizeiptr size, const GLvoid *data,
>> + GLbitfield flags, const char *func);
>> +
>> +extern void
>> _mesa_buffer_unmap_all_mappings(struct gl_context *ctx,
>> struct gl_buffer_object *bufObj);
>> @@ -163,6 +168,10 @@ _mesa_BufferStorage(GLenum target, GLsizeiptr
>> size, const GLvoid *data,
>> GLbitfield flags);
>> void GLAPIENTRY
>> +_mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid
>> *data,
>> + GLbitfield flags);
>> +
>> +void GLAPIENTRY
>> _mesa_BufferData(GLenum target, GLsizeiptrARB size,
>> const GLvoid * data, GLenum usage);
>> diff --git a/src/mesa/main/tests/dispatch_sanity.cpp
>> b/src/mesa/main/tests/dispatch_sanity.cpp
>> index aa33702..9f663be 100644
>> --- a/src/mesa/main/tests/dispatch_sanity.cpp
>> +++ b/src/mesa/main/tests/dispatch_sanity.cpp
>> @@ -956,6 +956,7 @@ const struct function gl_core_functions_possible[] = {
>> /* GL_ARB_direct_state_access */
>> { "glCreateBuffers", 45, -1 },
>> + { "glNamedBufferStorage", 45, -1 },
>> { "glCreateTextures", 45, -1 },
>> { "glTextureStorage1D", 45, -1 },
>> { "glTextureStorage2D", 45, -1 },
>>
>
>
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