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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 I915_STATE_INLINES_H
#define I915_STATE_INLINES_H
#include "pipe/p_compiler.h"
#include "pipe/p_defines.h"
#include "i915_reg.h"
static INLINE unsigned
i915_translate_compare_func(unsigned func)
{
switch (func) {
case PIPE_FUNC_NEVER:
return COMPAREFUNC_NEVER;
case PIPE_FUNC_LESS:
return COMPAREFUNC_LESS;
case PIPE_FUNC_LEQUAL:
return COMPAREFUNC_LEQUAL;
case PIPE_FUNC_GREATER:
return COMPAREFUNC_GREATER;
case PIPE_FUNC_GEQUAL:
return COMPAREFUNC_GEQUAL;
case PIPE_FUNC_NOTEQUAL:
return COMPAREFUNC_NOTEQUAL;
case PIPE_FUNC_EQUAL:
return COMPAREFUNC_EQUAL;
case PIPE_FUNC_ALWAYS:
return COMPAREFUNC_ALWAYS;
default:
return COMPAREFUNC_ALWAYS;
}
}
static INLINE unsigned
i915_translate_stencil_op(unsigned op)
{
switch (op) {
case PIPE_STENCIL_OP_KEEP:
return STENCILOP_KEEP;
case PIPE_STENCIL_OP_ZERO:
return STENCILOP_ZERO;
case PIPE_STENCIL_OP_REPLACE:
return STENCILOP_REPLACE;
case PIPE_STENCIL_OP_INCR:
return STENCILOP_INCRSAT;
case PIPE_STENCIL_OP_DECR:
return STENCILOP_DECRSAT;
case PIPE_STENCIL_OP_INCR_WRAP:
return STENCILOP_INCR;
case PIPE_STENCIL_OP_DECR_WRAP:
return STENCILOP_DECR;
case PIPE_STENCIL_OP_INVERT:
return STENCILOP_INVERT;
default:
return STENCILOP_ZERO;
}
}
static INLINE unsigned
i915_translate_blend_factor(unsigned factor)
{
switch (factor) {
case PIPE_BLENDFACTOR_ZERO:
return BLENDFACT_ZERO;
case PIPE_BLENDFACTOR_SRC_ALPHA:
return BLENDFACT_SRC_ALPHA;
case PIPE_BLENDFACTOR_ONE:
return BLENDFACT_ONE;
case PIPE_BLENDFACTOR_SRC_COLOR:
return BLENDFACT_SRC_COLR;
case PIPE_BLENDFACTOR_INV_SRC_COLOR:
return BLENDFACT_INV_SRC_COLR;
case PIPE_BLENDFACTOR_DST_COLOR:
return BLENDFACT_DST_COLR;
case PIPE_BLENDFACTOR_INV_DST_COLOR:
return BLENDFACT_INV_DST_COLR;
case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
return BLENDFACT_INV_SRC_ALPHA;
case PIPE_BLENDFACTOR_DST_ALPHA:
return BLENDFACT_DST_ALPHA;
case PIPE_BLENDFACTOR_INV_DST_ALPHA:
return BLENDFACT_INV_DST_ALPHA;
case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
return BLENDFACT_SRC_ALPHA_SATURATE;
case PIPE_BLENDFACTOR_CONST_COLOR:
return BLENDFACT_CONST_COLOR;
case PIPE_BLENDFACTOR_INV_CONST_COLOR:
return BLENDFACT_INV_CONST_COLOR;
case PIPE_BLENDFACTOR_CONST_ALPHA:
return BLENDFACT_CONST_ALPHA;
case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
return BLENDFACT_INV_CONST_ALPHA;
default:
return BLENDFACT_ZERO;
}
}
static INLINE unsigned
i915_translate_blend_func(unsigned mode)
{
switch (mode) {
case PIPE_BLEND_ADD:
return BLENDFUNC_ADD;
case PIPE_BLEND_MIN:
return BLENDFUNC_MIN;
case PIPE_BLEND_MAX:
return BLENDFUNC_MAX;
case PIPE_BLEND_SUBTRACT:
return BLENDFUNC_SUBTRACT;
case PIPE_BLEND_REVERSE_SUBTRACT:
return BLENDFUNC_REVERSE_SUBTRACT;
default:
return 0;
}
}
static INLINE unsigned
i915_translate_logic_op(unsigned opcode)
{
switch (opcode) {
case PIPE_LOGICOP_CLEAR:
return LOGICOP_CLEAR;
case PIPE_LOGICOP_AND:
return LOGICOP_AND;
case PIPE_LOGICOP_AND_REVERSE:
return LOGICOP_AND_RVRSE;
case PIPE_LOGICOP_COPY:
return LOGICOP_COPY;
case PIPE_LOGICOP_COPY_INVERTED:
return LOGICOP_COPY_INV;
case PIPE_LOGICOP_AND_INVERTED:
return LOGICOP_AND_INV;
case PIPE_LOGICOP_NOOP:
return LOGICOP_NOOP;
case PIPE_LOGICOP_XOR:
return LOGICOP_XOR;
case PIPE_LOGICOP_OR:
return LOGICOP_OR;
case PIPE_LOGICOP_OR_INVERTED:
return LOGICOP_OR_INV;
case PIPE_LOGICOP_NOR:
return LOGICOP_NOR;
case PIPE_LOGICOP_EQUIV:
return LOGICOP_EQUIV;
case PIPE_LOGICOP_INVERT:
return LOGICOP_INV;
case PIPE_LOGICOP_OR_REVERSE:
return LOGICOP_OR_RVRSE;
case PIPE_LOGICOP_NAND:
return LOGICOP_NAND;
case PIPE_LOGICOP_SET:
return LOGICOP_SET;
default:
return LOGICOP_SET;
}
}
static INLINE boolean i915_validate_vertices( unsigned hw_prim, unsigned nr )
{
boolean ok;
switch (hw_prim) {
case PRIM3D_POINTLIST:
ok = (nr >= 1);
assert(ok);
break;
case PRIM3D_LINELIST:
ok = (nr >= 2) && (nr % 2) == 0;
assert(ok);
break;
case PRIM3D_LINESTRIP:
ok = (nr >= 2);
assert(ok);
break;
case PRIM3D_TRILIST:
ok = (nr >= 3) && (nr % 3) == 0;
assert(ok);
break;
case PRIM3D_TRISTRIP:
ok = (nr >= 3);
assert(ok);
break;
case PRIM3D_TRIFAN:
ok = (nr >= 3);
assert(ok);
break;
case PRIM3D_POLY:
ok = (nr >= 3);
assert(ok);
break;
default:
assert(0);
ok = 0;
break;
}
return ok;
}
#endif
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