/**************************************************************************
*
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2003 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "program/program.h"
#include "pipe/p_context.h"
-
+#include "pipe/p_shader_tokens.h"
#include "util/u_simple_shaders.h"
-
#include "cso_cache/cso_context.h"
#include "st_context.h"
#include "st_program.h"
-/**
- * Return pointer to a pass-through fragment shader.
- * This shader is used when a texture is missing/incomplete.
- */
-static void *
-get_passthrough_fs(struct st_context *st)
-{
- if (!st->passthrough_fs) {
- st->passthrough_fs =
- util_make_fragment_passthrough_shader(st->pipe);
- }
-
- return st->passthrough_fs;
-}
-
-
/**
* Update fragment program state/atom. This involves translating the
* Mesa fragment program into a gallium fragment program and binding it.
/* _NEW_FRAG_CLAMP */
key.clamp_color = st->clamp_frag_color_in_shader &&
- st->ctx->Color._ClampFragmentColor &&
- !st->ctx->DrawBuffer->_IntegerColor;
+ st->ctx->Color._ClampFragmentColor;
+
+ /* Ignore sample qualifier while computing this flag. */
+ key.persample_shading =
+ _mesa_get_min_invocations_per_fragment(st->ctx, &stfp->Base, true) > 1;
st->fp_variant = st_get_fp_variant(st, stfp, &key);
st_reference_fragprog(st, &st->fp, stfp);
- if (st->missing_textures) {
- /* use a pass-through frag shader that uses no textures */
- void *fs = get_passthrough_fs(st);
- cso_set_fragment_shader_handle(st->cso_context, fs);
- }
- else {
- cso_set_fragment_shader_handle(st->cso_context,
- st->fp_variant->driver_shader);
- }
+ cso_set_fragment_shader_handle(st->cso_context,
+ st->fp_variant->driver_shader);
}
const struct st_tracked_state st_update_fp = {
"st_update_fp", /* name */
{ /* dirty */
- _NEW_BUFFERS, /* mesa */
+ _NEW_BUFFERS | _NEW_MULTISAMPLE, /* mesa */
ST_NEW_FRAGMENT_PROGRAM /* st */
},
update_fp /* update */
* edgeflag semantics, and extend the vertex shader to pass through
* the input to the output. We'll need to use similar logic to set
* up the extra vertex_element input for edgeflags.
- * _NEW_POLYGON, ST_NEW_EDGEFLAGS_DATA
*/
- key.passthrough_edgeflags = (st->vertdata_edgeflags && (
- st->ctx->Polygon.FrontMode != GL_FILL ||
- st->ctx->Polygon.BackMode != GL_FILL));
+ key.passthrough_edgeflags = st->vertdata_edgeflags;
key.clamp_color = st->clamp_vert_color_in_shader &&
- st->ctx->Light._ClampVertexColor;
+ st->ctx->Light._ClampVertexColor &&
+ (stvp->Base.Base.OutputsWritten &
+ (VARYING_SLOT_COL0 |
+ VARYING_SLOT_COL1 |
+ VARYING_SLOT_BFC0 |
+ VARYING_SLOT_BFC1));
st->vp_variant = st_get_vp_variant(st, stvp, &key);
const struct st_tracked_state st_update_vp = {
"st_update_vp", /* name */
{ /* dirty */
- _NEW_POLYGON, /* mesa */
- ST_NEW_VERTEX_PROGRAM | ST_NEW_EDGEFLAGS_DATA /* st */
+ 0, /* mesa */
+ ST_NEW_VERTEX_PROGRAM /* st */
},
update_vp /* update */
};
}
stgp = st_geometry_program(st->ctx->GeometryProgram._Current);
- assert(stgp->Base.Base.Target == MESA_GEOMETRY_PROGRAM);
+ assert(stgp->Base.Base.Target == GL_GEOMETRY_PROGRAM_NV);
memset(&key, 0, sizeof(key));
key.st = st;
},
update_gp /* update */
};
+
+
+
+static void
+update_tcp( struct st_context *st )
+{
+ struct st_tessctrl_program *sttcp;
+ struct st_tcp_variant_key key;
+
+ if (!st->ctx->TessCtrlProgram._Current) {
+ cso_set_tessctrl_shader_handle(st->cso_context, NULL);
+ return;
+ }
+
+ sttcp = st_tessctrl_program(st->ctx->TessCtrlProgram._Current);
+ assert(sttcp->Base.Base.Target == GL_TESS_CONTROL_PROGRAM_NV);
+
+ memset(&key, 0, sizeof(key));
+ key.st = st;
+
+ st->tcp_variant = st_get_tcp_variant(st, sttcp, &key);
+
+ st_reference_tesscprog(st, &st->tcp, sttcp);
+
+ cso_set_tessctrl_shader_handle(st->cso_context,
+ st->tcp_variant->driver_shader);
+}
+
+const struct st_tracked_state st_update_tcp = {
+ "st_update_tcp", /* name */
+ { /* dirty */
+ 0, /* mesa */
+ ST_NEW_TESSCTRL_PROGRAM /* st */
+ },
+ update_tcp /* update */
+};
+
+
+
+static void
+update_tep( struct st_context *st )
+{
+ struct st_tesseval_program *sttep;
+ struct st_tep_variant_key key;
+
+ if (!st->ctx->TessEvalProgram._Current) {
+ cso_set_tesseval_shader_handle(st->cso_context, NULL);
+ return;
+ }
+
+ sttep = st_tesseval_program(st->ctx->TessEvalProgram._Current);
+ assert(sttep->Base.Base.Target == GL_TESS_EVALUATION_PROGRAM_NV);
+
+ memset(&key, 0, sizeof(key));
+ key.st = st;
+
+ st->tep_variant = st_get_tep_variant(st, sttep, &key);
+
+ st_reference_tesseprog(st, &st->tep, sttep);
+
+ cso_set_tesseval_shader_handle(st->cso_context,
+ st->tep_variant->driver_shader);
+}
+
+const struct st_tracked_state st_update_tep = {
+ "st_update_tep", /* name */
+ { /* dirty */
+ 0, /* mesa */
+ ST_NEW_TESSEVAL_PROGRAM /* st */
+ },
+ update_tep /* update */
+};