diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_transfer.h')
-rw-r--r-- | src/gallium/drivers/r300/r300_transfer.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_transfer.h b/src/gallium/drivers/r300/r300_transfer.h new file mode 100644 index 00000000000..faf62338efb --- /dev/null +++ b/src/gallium/drivers/r300/r300_transfer.h @@ -0,0 +1,60 @@ +/* + * Copyright 2008 Corbin Simpson <[email protected]> + * Copyright 2010 Marek Olšák <[email protected]> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. */ + +#ifndef R300_TRANSFER +#define R300_TRANSFER + +#include "pipe/p_screen.h" +#include "pipe/p_state.h" + +struct r300_texture; +struct r300_screen; + +struct r300_transfer { + /* Parent class */ + struct pipe_transfer transfer; + + /* Parameters of get_tex_transfer. */ + unsigned x, y, level, zslice, face; + + /* Offset from start of buffer. */ + unsigned offset; + + /* Untiled texture. */ + struct r300_texture *untiled_texture; + + /* Transfer and format flags. */ + unsigned buffer_usage, render_target_usage; +}; + +/* Convenience cast wrapper. */ +static INLINE struct r300_transfer* +r300_transfer(struct pipe_transfer* transfer) +{ + return (struct r300_transfer*)transfer; +} + +void r300_init_screen_transfer_functions(struct pipe_screen *screen); + +#endif + |