Merge branch 'upstream-gallium-0.1' into nouveau-gallium-0.1

2 files changed, 20 insertions, 4 deletions

diff --git a/src/gallium/auxiliary/llvm/Makefile b/src/gallium/auxiliary/llvm/Makefile
index e0abf860c17..39fac6ea4a5 100644
--- a/src/gallium/auxiliary/llvm/Makefile
+++ b/src/gallium/auxiliary/llvm/Makefile
@@ -30,7 +30,7 @@ OBJECTS = $(C_SOURCES:.c=.o) \
 ### Include directories
 INCLUDES = \
 	-I. \
-	-I$(TOP)/src/gallium/drivers
+	-I$(TOP)/src/gallium/drivers \
 	-I$(TOP)/src/gallium/auxiliary \
 	-I$(TOP)/src/gallium/include \
 	-I$(TOP)/src/mesa \
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
index 2f82fd6abea..c54e9d385c2 100644
--- a/src/gallium/drivers/softpipe/sp_tex_sample.c
+++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
@@ -474,8 +474,24 @@ choose_mipmap_levels(struct tgsi_sampler *sampler,
 {
    if (sampler->state->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) {
       /* no mipmap selection needed */
-      *imgFilter = sampler->state->mag_img_filter;
-      *level0 = *level1 = (int) sampler->state->min_lod;
+      *level0 = *level1 = CLAMP((int) sampler->state->min_lod,
+                                0, (int) sampler->texture->last_level);
+
+      if (sampler->state->min_img_filter != sampler->state->mag_img_filter) {
+         /* non-mipmapped texture, but still need to determine if doing
+          * minification or magnification.
+          */
+         float lambda = compute_lambda(sampler, s, t, p, lodbias);
+         if (lambda <= 0.0) {
+            *imgFilter = sampler->state->mag_img_filter;
+         }
+         else {
+            *imgFilter = sampler->state->min_img_filter;
+         }
+      }
+      else {
+         *imgFilter = sampler->state->mag_img_filter;
+      }
    }
    else {
       float lambda;
@@ -487,7 +503,7 @@ choose_mipmap_levels(struct tgsi_sampler *sampler,
          /* vertex shader */
          lambda = lodbias; /* not really a bias, but absolute LOD */
 
-      if (lambda < 0.0) { /* XXX threshold depends on the filter */
+      if (lambda <= 0.0) { /* XXX threshold depends on the filter */
          /* magnifying */
          *imgFilter = sampler->state->mag_img_filter;
          *level0 = *level1 = 0;