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/**************************************************************************
*
* Copyright 2003 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 INTEL_BATCHBUFFER_H
#define INTEL_BATCHBUFFER_H
#include "intel_context.h"
#include "intel_ioctl.h"
#define BATCH_LOCALS GLubyte *batch_ptr;
/* #define VERBOSE 0 */
#ifndef VERBOSE
extern int VERBOSE;
#endif
#define BEGIN_BATCH(n) \
do { \
if (VERBOSE) fprintf(stderr, \
"BEGIN_BATCH(%ld) in %s, %d dwords free\n", \
((unsigned long)n), __FUNCTION__, \
intel->batch.space/4); \
if (intel->batch.space < (n)*4) \
intelFlushBatch(intel, GL_TRUE); \
if (intel->batch.space == intel->batch.size) intel->batch.func = __FUNCTION__; \
batch_ptr = intel->batch.ptr; \
} while (0)
#define OUT_BATCH(n) \
do { \
*(GLuint *)batch_ptr = (n); \
if (VERBOSE) fprintf(stderr, " -- %08x at %s/%d\n", (n), __FILE__, __LINE__); \
batch_ptr += 4; \
} while (0)
#define ADVANCE_BATCH() \
do { \
if (VERBOSE) fprintf(stderr, "ADVANCE_BATCH()\n"); \
intel->batch.space -= (batch_ptr - intel->batch.ptr); \
intel->batch.ptr = batch_ptr; \
assert(intel->batch.space >= 0); \
} while(0)
extern void intelInitBatchBuffer( GLcontext *ctx );
extern void intelDestroyBatchBuffer( GLcontext *ctx );
extern void intelStartInlinePrimitive( intelContextPtr intel, GLuint prim );
extern void intelWrapInlinePrimitive( intelContextPtr intel );
extern void intelRestartInlinePrimitive( intelContextPtr intel );
extern GLuint *intelEmitInlinePrimitiveLocked(intelContextPtr intel,
int primitive, int dwords,
int vertex_size);
extern void intelCopyBuffer( const __DRIdrawablePrivate *dpriv,
const drm_clip_rect_t *rect);
extern void intelClearWithBlit(GLcontext *ctx, GLbitfield mask, GLboolean all,
GLint cx1, GLint cy1, GLint cw, GLint ch);
extern void intelEmitCopyBlitLocked( intelContextPtr intel,
GLuint cpp,
GLshort src_pitch,
GLuint src_offset,
GLshort dst_pitch,
GLuint dst_offset,
GLshort srcx, GLshort srcy,
GLshort dstx, GLshort dsty,
GLshort w, GLshort h );
extern void intelEmitFillBlitLocked( intelContextPtr intel,
GLuint cpp,
GLshort dst_pitch,
GLuint dst_offset,
GLshort x, GLshort y,
GLshort w, GLshort h,
GLuint color );
static __inline GLuint *intelExtendInlinePrimitive( intelContextPtr intel,
GLuint dwords )
{
GLuint sz = dwords * sizeof(GLuint);
GLuint *ptr;
if (intel->batch.space < sz) {
intelWrapInlinePrimitive( intel );
/* assert(intel->batch.space >= sz); */
}
/* assert(intel->prim.primitive != ~0); */
ptr = (GLuint *)intel->batch.ptr;
intel->batch.ptr += sz;
intel->batch.space -= sz;
return ptr;
}
#endif
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