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authormarha <marha@users.sourceforge.net>2010-03-07 16:00:29 +0000
committermarha <marha@users.sourceforge.net>2010-03-07 16:00:29 +0000
commitb40894093babb10f3cd155f11ff2d6c710372395 (patch)
treee6e94e5aa39ca9d5a653af567145e4b5dda25d61 /mesalib/src/mesa/math/m_debug_clip.c
parentd27419efcdaaccb40e0f10c549a6b732a2f29e81 (diff)
parent14b1cb8d5a27ec9716d3f790fce95f0469e35605 (diff)
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svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/mesa/math/m_debug_clip.c')
-rw-r--r--mesalib/src/mesa/math/m_debug_clip.c31
1 files changed, 21 insertions, 10 deletions
diff --git a/mesalib/src/mesa/math/m_debug_clip.c b/mesalib/src/mesa/math/m_debug_clip.c
index 460fed4a7..95ae5a347 100644
--- a/mesalib/src/mesa/math/m_debug_clip.c
+++ b/mesalib/src/mesa/math/m_debug_clip.c
@@ -67,7 +67,8 @@ static GLvector4f *ref_cliptest_points4( GLvector4f *clip_vec,
GLvector4f *proj_vec,
GLubyte clipMask[],
GLubyte *orMask,
- GLubyte *andMask )
+ GLubyte *andMask,
+ GLboolean viewport_z_clip )
{
const GLuint stride = clip_vec->stride;
const GLuint count = clip_vec->count;
@@ -87,8 +88,10 @@ static GLvector4f *ref_cliptest_points4( GLvector4f *clip_vec,
if ( cx + cw < 0 ) mask |= CLIP_LEFT_BIT;
if ( -cy + cw < 0 ) mask |= CLIP_TOP_BIT;
if ( cy + cw < 0 ) mask |= CLIP_BOTTOM_BIT;
- if ( -cz + cw < 0 ) mask |= CLIP_FAR_BIT;
- if ( cz + cw < 0 ) mask |= CLIP_NEAR_BIT;
+ if (viewport_z_clip) {
+ if ( -cz + cw < 0 ) mask |= CLIP_FAR_BIT;
+ if ( cz + cw < 0 ) mask |= CLIP_NEAR_BIT;
+ }
clipMask[i] = mask;
if ( mask ) {
c++;
@@ -122,7 +125,8 @@ static GLvector4f *ref_cliptest_points3( GLvector4f *clip_vec,
GLvector4f *proj_vec,
GLubyte clipMask[],
GLubyte *orMask,
- GLubyte *andMask )
+ GLubyte *andMask,
+ GLboolean viewport_z_clip )
{
const GLuint stride = clip_vec->stride;
const GLuint count = clip_vec->count;
@@ -138,8 +142,10 @@ static GLvector4f *ref_cliptest_points3( GLvector4f *clip_vec,
else if ( cx < -1.0 ) mask |= CLIP_LEFT_BIT;
if ( cy > 1.0 ) mask |= CLIP_TOP_BIT;
else if ( cy < -1.0 ) mask |= CLIP_BOTTOM_BIT;
- if ( cz > 1.0 ) mask |= CLIP_FAR_BIT;
- else if ( cz < -1.0 ) mask |= CLIP_NEAR_BIT;
+ if (viewport_z_clip) {
+ if ( cz > 1.0 ) mask |= CLIP_FAR_BIT;
+ else if ( cz < -1.0 ) mask |= CLIP_NEAR_BIT;
+ }
clipMask[i] = mask;
tmpOrMask |= mask;
tmpAndMask &= mask;
@@ -154,7 +160,8 @@ static GLvector4f * ref_cliptest_points2( GLvector4f *clip_vec,
GLvector4f *proj_vec,
GLubyte clipMask[],
GLubyte *orMask,
- GLubyte *andMask )
+ GLubyte *andMask,
+ GLboolean viewport_z_clip )
{
const GLuint stride = clip_vec->stride;
const GLuint count = clip_vec->count;
@@ -163,6 +170,9 @@ static GLvector4f * ref_cliptest_points2( GLvector4f *clip_vec,
GLubyte tmpOrMask = *orMask;
GLubyte tmpAndMask = *andMask;
GLuint i;
+
+ (void) viewport_z_clip;
+
for ( i = 0 ; i < count ; i++, STRIDE_F(from, stride) ) {
const GLfloat cx = from[0], cy = from[1];
GLubyte mask = 0;
@@ -208,6 +218,7 @@ static int test_cliptest_function( clip_func func, int np,
#ifdef RUN_DEBUG_BENCHMARK
int cycle_i; /* the counter for the benchmarks we run */
#endif
+ GLboolean viewport_z_clip = GL_TRUE;
(void) cycles;
@@ -247,15 +258,15 @@ static int test_cliptest_function( clip_func func, int np,
dco = rco = 0;
dca = rca = CLIP_FRUSTUM_BITS;
- ref_cliptest[psize]( source, ref, rm, &rco, &rca );
+ ref_cliptest[psize]( source, ref, rm, &rco, &rca, viewport_z_clip );
if ( mesa_profile ) {
BEGIN_RACE( *cycles );
- func( source, dest, dm, &dco, &dca );
+ func( source, dest, dm, &dco, &dca, viewport_z_clip );
END_RACE( *cycles );
}
else {
- func( source, dest, dm, &dco, &dca );
+ func( source, dest, dm, &dco, &dca, viewport_z_clip );
}
if ( dco != rco ) {