From c6d042acc94411b63f922ef68f24aa5426c0a69e Mon Sep 17 00:00:00 2001 From: Zou Nan hai Date: Tue, 17 Jul 2007 16:52:03 +0800 Subject: [PATCH] Fix SOP in fragment shader, brick is ok now. --- progs/glsl/CH06-brick.frag.txt | 6 +----- src/mesa/drivers/dri/i965/brw_wm_glsl.c | 6 ++++-- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/progs/glsl/CH06-brick.frag.txt b/progs/glsl/CH06-brick.frag.txt index 388c5f9..06ef04e 100644 --- a/progs/glsl/CH06-brick.frag.txt +++ b/progs/glsl/CH06-brick.frag.txt @@ -23,11 +23,7 @@ void main() position = MCposition / BrickSize; -// if (fract(position.y * 0.5) > 0.5) -// position.x += 0.5; - float tmp; - tmp = fract(position.y * 0.5); - if (tmp > 0.5) + if (fract(position.y * 0.5) > 0.5) position.x += 0.5; position = fract(position); diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c index 4988df2..09e7590 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c +++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c @@ -811,18 +811,20 @@ static void emit_sop(struct brw_wm_compile *c, struct brw_reg dst, src0, src1; int i; + brw_push_insn_state(p); for (i = 0; i < 4; i++) { if (mask & (1<SrcReg[0], i, 1); src1 = get_src_reg(c, &inst->SrcReg[1], i, 1); - brw_MOV(p, dst, brw_imm_f(0)); brw_CMP(p, brw_null_reg(), cond, src0, src1); + brw_set_predicate_control(p, BRW_PREDICATE_NONE); + brw_MOV(p, dst, brw_imm_f(0.0)); brw_set_predicate_control(p, BRW_PREDICATE_NORMAL); brw_MOV(p, dst, brw_imm_f(1.0)); - brw_set_predicate_control_flag_value(p, 0xff); } } + brw_pop_insn_state(p); } static void emit_slt(struct brw_wm_compile *c, -- 2.7.4