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author | marha <marha@users.sourceforge.net> | 2014-04-13 14:24:56 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2014-04-13 14:24:56 +0200 |
commit | d2ad10d03be8e6d4b150bbdf2a28ea3d5a18a2ed (patch) | |
tree | 2a860c9d687826b3cb48facfa21c616e14e69347 /mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c | |
parent | edb5b380994125bf33929ef7dc5a3c456dfbe93b (diff) | |
download | vcxsrv-d2ad10d03be8e6d4b150bbdf2a28ea3d5a18a2ed.tar.gz vcxsrv-d2ad10d03be8e6d4b150bbdf2a28ea3d5a18a2ed.tar.bz2 vcxsrv-d2ad10d03be8e6d4b150bbdf2a28ea3d5a18a2ed.zip |
fontconfig libxcb mesa xserver xcb-proto git update 13 Apr 2014
xserver commit 3028ae6c9aa37168e249e0d847b29f8e3efb05b2
libxcb commit 29e419c5840a1eeda3336a0802686ee723dcaab3
libxcb/xcb-proto commit 70fea02b7d90d86e9d3b0dc5b61406bf4c910999
pixman commit 4b76bbfda670f9ede67d0449f3640605e1fc4df0
fontconfig commit f44157c809d280e2a0ce87fb078fc4b278d24a67
mesa commit 936dda08ee6d7b2be2b016bc06780e401088ec13
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c')
-rw-r--r-- | mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c index 49c4b903e..02624617b 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -447,6 +447,33 @@ st_copy_buffer_subdata(struct gl_context *ctx, srcObj->buffer, 0, &box); } +/** + * Called via glClearBufferSubData(). + */ +static void +st_clear_buffer_subdata(struct gl_context *ctx, + GLintptr offset, GLsizeiptr size, + const GLvoid *clearValue, + GLsizeiptr clearValueSize, + struct gl_buffer_object *bufObj) +{ + struct pipe_context *pipe = st_context(ctx)->pipe; + struct st_buffer_object *buf = st_buffer_object(bufObj); + static const char zeros[16] = {0}; + + if (!pipe->clear_buffer) { + _mesa_buffer_clear_subdata(ctx, offset, size, + clearValue, clearValueSize, bufObj); + return; + } + + if (!clearValue) + clearValue = zeros; + + pipe->clear_buffer(pipe, buf->buffer, offset, size, + clearValue, clearValueSize); +} + /* TODO: if buffer wasn't created with appropriate usage flags, need * to recreate it now and copy contents -- or possibly create a @@ -476,6 +503,7 @@ st_init_bufferobject_functions(struct dd_function_table *functions) functions->FlushMappedBufferRange = st_bufferobj_flush_mapped_range; functions->UnmapBuffer = st_bufferobj_unmap; functions->CopyBufferSubData = st_copy_buffer_subdata; + functions->ClearBufferSubData = st_clear_buffer_subdata; /* For GL_APPLE_vertex_array_object */ functions->NewArrayObject = _mesa_new_vao; |