| /************************************************************************** |
| * |
| * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * All Rights Reserved. |
| * |
| * 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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 I915_BATCHBUFFER_H |
| #define I915_BATCHBUFFER_H |
| |
| #include "i915_winsys.h" |
| #include "util/u_debug.h" |
| |
| struct i915_context; |
| |
| static INLINE size_t |
| i915_winsys_batchbuffer_space(struct i915_winsys_batchbuffer *batch) |
| { |
| return batch->size - (batch->ptr - batch->map); |
| } |
| |
| static INLINE boolean |
| i915_winsys_batchbuffer_check(struct i915_winsys_batchbuffer *batch, |
| size_t dwords) |
| { |
| return dwords * 4 <= i915_winsys_batchbuffer_space(batch); |
| } |
| |
| static INLINE void |
| i915_winsys_batchbuffer_dword_unchecked(struct i915_winsys_batchbuffer *batch, |
| unsigned dword) |
| { |
| *(unsigned *)batch->ptr = dword; |
| batch->ptr += 4; |
| } |
| |
| static INLINE void |
| i915_winsys_batchbuffer_float(struct i915_winsys_batchbuffer *batch, |
| float f) |
| { |
| union { float f; unsigned int ui; } uif; |
| uif.f = f; |
| assert (i915_winsys_batchbuffer_space(batch) >= 4); |
| i915_winsys_batchbuffer_dword_unchecked(batch, uif.ui); |
| } |
| |
| static INLINE void |
| i915_winsys_batchbuffer_dword(struct i915_winsys_batchbuffer *batch, |
| unsigned dword) |
| { |
| assert (i915_winsys_batchbuffer_space(batch) >= 4); |
| i915_winsys_batchbuffer_dword_unchecked(batch, dword); |
| } |
| |
| static INLINE void |
| i915_winsys_batchbuffer_write(struct i915_winsys_batchbuffer *batch, |
| void *data, |
| size_t size) |
| { |
| assert (i915_winsys_batchbuffer_space(batch) >= size); |
| |
| memcpy(batch->ptr, data, size); |
| batch->ptr += size; |
| } |
| |
| static INLINE boolean |
| i915_winsys_validate_buffers(struct i915_winsys_batchbuffer *batch, |
| struct i915_winsys_buffer **buffers, |
| int num_of_buffers) |
| { |
| return batch->iws->validate_buffers(batch, buffers, num_of_buffers); |
| } |
| |
| static INLINE int |
| i915_winsys_batchbuffer_reloc(struct i915_winsys_batchbuffer *batch, |
| struct i915_winsys_buffer *buffer, |
| enum i915_winsys_buffer_usage usage, |
| size_t offset, boolean fenced) |
| { |
| return batch->iws->batchbuffer_reloc(batch, buffer, usage, offset, fenced); |
| } |
| |
| #endif |