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authorBrian Paul <brianp@vmware.com>2009-03-05 17:24:39 -0700
committerBrian Paul <brianp@vmware.com>2009-03-05 17:25:25 -0700
commit9ffc1784b43ffa410a6a01d0c651efccbb2dc993 (patch)
tree0e916fb0d1bf6a1dd70d486549eab6097d1d2e1c /src/mesa/drivers
parent348580197802406fc36219dc3f1ab90fbb8f4717 (diff)
i965: comments and formatting fixes
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_glsl.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index 9f1c559c98..c98fd90699 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -82,8 +82,18 @@ static void release_tmps(struct brw_wm_compile *c, int mark)
c->tmp_index = mark;
}
+/**
+ * Convert Mesa src register to brw register.
+ * \param file register file, one of PROGRAM_x
+ * \param index register number
+ * \param component src component (X=0, Y=1, Z=2, W=3)
+ * \param nr not used?!?
+ * \param neg negate value?
+ * \param abs take absolute value?
+ */
static struct brw_reg
-get_reg(struct brw_wm_compile *c, int file, int index, int component, int nr, GLuint neg, GLuint abs)
+get_reg(struct brw_wm_compile *c, int file, int index, int component,
+ int nr, GLuint neg, GLuint abs)
{
struct brw_reg reg;
switch (file) {
@@ -98,17 +108,17 @@ get_reg(struct brw_wm_compile *c, int file, int index, int component, int nr, GL
break;
}
- if(c->wm_regs[file][index][component].inited)
+ if (c->wm_regs[file][index][component].inited)
reg = c->wm_regs[file][index][component].reg;
else
reg = brw_vec8_grf(c->reg_index, 0);
- if(!c->wm_regs[file][index][component].inited) {
+ if (!c->wm_regs[file][index][component].inited) {
set_reg(c, file, index, component, reg);
c->reg_index++;
}
- if (neg & (1<< component)) {
+ if (neg & (1 << component)) {
reg = negate(reg);
}
if (abs)