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-rw-r--r--src/mesa/state_tracker/st_atom_sampler.c9
-rw-r--r--src/mesa/state_tracker/st_atom_texture.c8
-rw-r--r--src/mesa/state_tracker/st_cb_drawpixels.c4
-rw-r--r--src/mesa/state_tracker/st_extensions.c4
-rw-r--r--src/mesa/state_tracker/st_mesa_to_tgsi.c31
5 files changed, 53 insertions, 3 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index 6611956ae83..d6e3a3e5610 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -229,14 +229,23 @@ update_samplers(struct st_context *st)
/*printf("%s su=%u non-null\n", __FUNCTION__, su);*/
cso_single_sampler(st->cso_context, su, sampler);
+ if (su < st->ctx->Const.MaxVertexTextureImageUnits) {
+ cso_single_vertex_sampler(st->cso_context, su, sampler);
+ }
}
else {
/*printf("%s su=%u null\n", __FUNCTION__, su);*/
cso_single_sampler(st->cso_context, su, NULL);
+ if (su < st->ctx->Const.MaxVertexTextureImageUnits) {
+ cso_single_vertex_sampler(st->cso_context, su, NULL);
+ }
}
}
cso_single_sampler_done(st->cso_context);
+ if (st->ctx->Const.MaxVertexTextureImageUnits > 0) {
+ cso_single_vertex_sampler_done(st->cso_context);
+ }
}
diff --git a/src/mesa/state_tracker/st_atom_texture.c b/src/mesa/state_tracker/st_atom_texture.c
index 4d4f97da7ed..0b68447d212 100644
--- a/src/mesa/state_tracker/st_atom_texture.c
+++ b/src/mesa/state_tracker/st_atom_texture.c
@@ -32,6 +32,8 @@
*/
+#include "main/macros.h"
+
#include "st_context.h"
#include "st_atom.h"
#include "st_texture.h"
@@ -99,6 +101,12 @@ update_textures(struct st_context *st)
cso_set_sampler_textures(st->cso_context,
st->state.num_textures,
st->state.sampler_texture);
+ if (st->ctx->Const.MaxVertexTextureImageUnits > 0) {
+ cso_set_vertex_sampler_textures(st->cso_context,
+ MIN2(st->state.num_textures,
+ st->ctx->Const.MaxVertexTextureImageUnits),
+ st->state.sampler_texture);
+ }
}
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index a15043da78d..1baff190409 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -585,10 +585,10 @@ draw_textured_quad(GLcontext *ctx, GLint x, GLint y, GLfloat z,
struct pipe_texture *textures[2];
textures[0] = pt;
textures[1] = st->pixel_xfer.pixelmap_texture;
- pipe->set_sampler_textures(pipe, 2, textures);
+ pipe->set_fragment_sampler_textures(pipe, 2, textures);
}
else {
- pipe->set_sampler_textures(pipe, 1, &pt);
+ pipe->set_fragment_sampler_textures(pipe, 1, &pt);
}
/* Compute window coords (y=0=bottom) with pixel zoom.
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 57fe72d76a7..ef3cbc53ee0 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -92,6 +92,10 @@ void st_init_limits(struct st_context *st)
= _min(screen->get_param(screen, PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS),
MAX_VERTEX_TEXTURE_IMAGE_UNITS);
+ c->MaxCombinedTextureImageUnits
+ = _min(screen->get_param(screen, PIPE_CAP_MAX_COMBINED_SAMPLERS),
+ MAX_COMBINED_TEXTURE_IMAGE_UNITS);
+
c->MaxTextureCoordUnits
= _min(c->MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS);
diff --git a/src/mesa/state_tracker/st_mesa_to_tgsi.c b/src/mesa/state_tracker/st_mesa_to_tgsi.c
index d84832f5392..5e76f4db4eb 100644
--- a/src/mesa/state_tracker/st_mesa_to_tgsi.c
+++ b/src/mesa/state_tracker/st_mesa_to_tgsi.c
@@ -278,7 +278,7 @@ static struct ureg_src swizzle_4v( struct ureg_src src,
/**
- * Translate SWZ instructions into a single MAD. EG:
+ * Translate a SWZ instruction into a MOV, MUL or MAD instruction. EG:
*
* SWZ dst, src.x-y10
*
@@ -676,6 +676,31 @@ emit_inverted_wpos( struct st_translate *t,
/**
+ * OpenGL's fragment gl_FrontFace input is 1 for front-facing, 0 for back.
+ * TGSI uses +1 for front, -1 for back.
+ * This function converts the TGSI value to the GL value. Simply clamping/
+ * saturating the value to [0,1] does the job.
+ */
+static void
+emit_face_var( struct st_translate *t,
+ const struct gl_program *program )
+{
+ struct ureg_program *ureg = t->ureg;
+ struct ureg_dst face_temp = ureg_DECL_temporary( ureg );
+ struct ureg_src face_input = t->inputs[t->inputMapping[FRAG_ATTRIB_FACE]];
+
+ /* MOV_SAT face_temp, input[face]
+ */
+ face_temp = ureg_saturate( face_temp );
+ ureg_MOV( ureg, face_temp, face_input );
+
+ /* Use face_temp as face input from here on:
+ */
+ t->inputs[t->inputMapping[FRAG_ATTRIB_FACE]] = ureg_src(face_temp);
+}
+
+
+/**
* Translate Mesa program to TGSI format.
* \param program the program to translate
* \param numInputs number of input registers used
@@ -746,6 +771,10 @@ st_translate_mesa_program(
emit_inverted_wpos( t, program );
}
+ if (program->InputsRead & FRAG_BIT_FACE) {
+ emit_face_var( t, program );
+ }
+
/*
* Declare output attributes.
*/