1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #ifndef I915_BATCHBUFFER_H
29 #define I915_BATCHBUFFER_H
31 #include "i915_winsys.h"
32 #include "util/u_debug.h"
37 i915_winsys_batchbuffer_space(struct i915_winsys_batchbuffer *batch)
39 return batch->size - (batch->ptr - batch->map);
43 i915_winsys_batchbuffer_check(struct i915_winsys_batchbuffer *batch,
46 return dwords * 4 <= i915_winsys_batchbuffer_space(batch);
50 i915_winsys_batchbuffer_dword_unchecked(struct i915_winsys_batchbuffer *batch,
53 *(unsigned *)batch->ptr = dword;
58 i915_winsys_batchbuffer_float(struct i915_winsys_batchbuffer *batch,
61 union { float f; unsigned int ui; } uif;
63 assert (i915_winsys_batchbuffer_space(batch) >= 4);
64 i915_winsys_batchbuffer_dword_unchecked(batch, uif.ui);
68 i915_winsys_batchbuffer_dword(struct i915_winsys_batchbuffer *batch,
71 assert (i915_winsys_batchbuffer_space(batch) >= 4);
72 i915_winsys_batchbuffer_dword_unchecked(batch, dword);
76 i915_winsys_batchbuffer_write(struct i915_winsys_batchbuffer *batch,
80 assert (i915_winsys_batchbuffer_space(batch) >= size);
82 memcpy(batch->ptr, data, size);
87 i915_winsys_validate_buffers(struct i915_winsys_batchbuffer *batch,
88 struct i915_winsys_buffer **buffers,
91 return batch->iws->validate_buffers(batch, buffers, num_of_buffers);
95 i915_winsys_batchbuffer_reloc(struct i915_winsys_batchbuffer *batch,
96 struct i915_winsys_buffer *buffer,
97 enum i915_winsys_buffer_usage usage,
98 size_t offset, boolean fenced)
100 return batch->iws->batchbuffer_reloc(batch, buffer, usage, offset, fenced);