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mesa: added const qualifiers, move local var

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This commit is contained in:
Brian Paul 2009-08-31 11:17:59 -06:00
parent 2241665dc6
commit 9f36473a8e
1 changed files with 8 additions and 7 deletions
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15
src/mesa/main/texenvprogram.c
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@ -936,7 +936,7 @@ static struct ureg emit_combine_source( struct texenv_fragment_program *p,
}
}
static GLboolean args_match( struct state_key *key, GLuint unit )
static GLboolean args_match( const struct state_key *key, GLuint unit )
{
GLuint i, nr = key->unit[unit].NumArgsRGB;
@ -1096,11 +1096,10 @@ static struct ureg emit_combine( struct texenv_fragment_program *p,
static struct ureg
emit_texenv(struct texenv_fragment_program *p, GLuint unit)
{
struct state_key *key = p->state;
const struct state_key *key = p->state;
GLboolean saturate;
GLuint rgb_shift, alpha_shift;
struct ureg out, shift;
struct ureg dest;
struct ureg out, dest;
if (!key->unit[unit].enabled) {
return get_source(p, SRC_PREVIOUS, 0);
@ -1152,7 +1151,6 @@ emit_texenv(struct texenv_fragment_program *p, GLuint unit)
}
else if (key->unit[unit].ModeRGB == MODE_DOT3_RGBA_EXT ||
key->unit[unit].ModeRGB == MODE_DOT3_RGBA) {
out = emit_combine( p, dest, WRITEMASK_XYZW, saturate,
unit,
key->unit[unit].NumArgsRGB,
@ -1178,7 +1176,10 @@ emit_texenv(struct texenv_fragment_program *p, GLuint unit)
/* Deal with the final shift:
*/
if (alpha_shift || rgb_shift) {
struct ureg shift;
saturate = GL_TRUE; /* always saturate at this point */
if (rgb_shift == alpha_shift) {
shift = register_scalar_const(p, (GLfloat)(1<<rgb_shift));
}
@ -1278,7 +1279,7 @@ static GLboolean load_texenv_source( struct texenv_fragment_program *p,
static GLboolean
load_texunit_sources( struct texenv_fragment_program *p, int unit )
{
struct state_key *key = p->state;
const struct state_key *key = p->state;
GLuint i;
for (i = 0; i < key->unit[unit].NumArgsRGB; i++) {
@ -1298,7 +1299,7 @@ load_texunit_sources( struct texenv_fragment_program *p, int unit )
static GLboolean
load_texunit_bumpmap( struct texenv_fragment_program *p, int unit )
{
struct state_key *key = p->state;
const struct state_key *key = p->state;
GLuint bumpedUnitNr = key->unit[unit].OptRGB[1].Source - SRC_TEXTURE0;
struct ureg texcDst, bumpMapRes;
struct ureg constdudvcolor = register_const4f(p, 0.0, 0.0, 0.0, 1.0);