kolibrios-fun/contrib/sdk/sources/Intel-2D/sna/brw/brw_sf.c
Sergey Semyonov (Serge) ab3eee4bd8 intel-2D: move to sdk/sources
git-svn-id: svn://kolibrios.org@4359 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-12-15 11:38:32 +00:00

55 lines
1.4 KiB
C

#include "brw.h"
bool brw_sf_kernel__nomask(struct brw_compile *p)
{
struct brw_reg inv, v0, v1, v2, delta;
v0 = brw_vec4_grf(3, 0);
v1 = brw_vec4_grf(4, 0);
v2 = brw_vec4_grf(5, 0);
delta = brw_vec8_grf(7, 0);
inv = brw_vec4_grf(6, 0);
brw_math_invert(p, inv, brw_vec4_grf(1, 11));
brw_MOV(p, brw_message_reg(3), v0);
brw_ADD(p, delta, v1, brw_negate(v2));
brw_MUL(p, brw_message_reg(1), delta, brw_vec1_grf(6,0));
brw_ADD(p, delta, v2, brw_negate(v0));
brw_MUL(p, brw_message_reg(2), delta, brw_vec1_grf(6,2));
brw_urb_WRITE(p, brw_null_reg(), 0, brw_vec8_grf(0 ,0),
false, true, 4, 0, true, true, 0,
BRW_URB_SWIZZLE_TRANSPOSE);
return true;
}
bool brw_sf_kernel__mask(struct brw_compile *p)
{
struct brw_reg inv, v0, v1, v2;
v0 = brw_vec8_grf(3, 0);
v1 = brw_vec8_grf(4, 0);
v2 = brw_vec8_grf(5, 0);
inv = brw_vec4_grf(6, 0);
brw_math_invert(p, inv, brw_vec4_grf(1, 11));
brw_MOV(p, brw_message_reg(3), v0);
brw_ADD(p, brw_vec8_grf(7, 0), v1, brw_negate(v2));
brw_MUL(p, brw_message_reg(1), brw_vec8_grf(7, 0), brw_vec1_grf(6,0));
brw_ADD(p, brw_vec8_grf(7, 0), v2, brw_negate(v0));
brw_MUL(p, brw_message_reg(2), brw_vec8_grf(7, 0), brw_vec1_grf(6,2));
brw_urb_WRITE(p, brw_null_reg(), 0, brw_vec8_grf(0 ,0),
false, true, 4, 0, true, true, 0,
BRW_URB_SWIZZLE_TRANSPOSE);
return true;
}