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-rw-r--r--mesalib/src/mesa/state_tracker/st_atom_texture.c11
-rw-r--r--mesalib/src/mesa/state_tracker/st_context.c5
2 files changed, 13 insertions, 3 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_atom_texture.c b/mesalib/src/mesa/state_tracker/st_atom_texture.c
index 6e2efd960..df05e83c2 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_texture.c
@@ -265,7 +265,7 @@ update_textures(struct st_context *st,
{
const GLuint old_max = *num_textures;
GLbitfield samplers_used = prog->SamplersUsed;
- GLuint unit;
+ GLuint unit, new_count;
if (samplers_used == 0x0 && old_max == 0)
return;
@@ -294,9 +294,16 @@ update_textures(struct st_context *st,
pipe_sampler_view_reference(&(sampler_views[unit]), sampler_view);
}
+ /* Ex: if old_max = 3 and *num_textures = 1, we need to pass an
+ * array of views={X, NULL, NULL} to unref the old texture views
+ * at positions [1] and [2].
+ */
+ new_count = MAX2(*num_textures, old_max);
+ assert(new_count <= max_units);
+
cso_set_sampler_views(st->cso_context,
shader_stage,
- MIN2(*num_textures, max_units),
+ new_count,
sampler_views);
}
diff --git a/mesalib/src/mesa/state_tracker/st_context.c b/mesalib/src/mesa/state_tracker/st_context.c
index 7735eee4f..2e14da211 100644
--- a/mesalib/src/mesa/state_tracker/st_context.c
+++ b/mesalib/src/mesa/state_tracker/st_context.c
@@ -163,7 +163,10 @@ st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
else
st->internal_target = PIPE_TEXTURE_RECT;
- for (i = 0; i < 3; i++) {
+ /* Vertex element objects used for drawing rectangles for glBitmap,
+ * glDrawPixels, glClear, etc.
+ */
+ for (i = 0; i < Elements(st->velems_util_draw); i++) {
memset(&st->velems_util_draw[i], 0, sizeof(struct pipe_vertex_element));
st->velems_util_draw[i].src_offset = i * 4 * sizeof(float);
st->velems_util_draw[i].instance_divisor = 0;