/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 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 "draw/draw_context.h"
#include "draw/draw_vbuf.h"
#include "draw/draw_vertex.h"
+#include "draw/draw_prim_assembler.h"
#include "draw/draw_pt.h"
#include "draw/draw_vs.h"
#include "draw/draw_gs.h"
};
+/** cast wrapper */
+static INLINE struct fetch_pipeline_middle_end *
+fetch_pipeline_middle_end(struct draw_pt_middle_end *middle)
+{
+ return (struct fetch_pipeline_middle_end *) middle;
+}
+
+
/**
* Prepare/validate middle part of the vertex pipeline.
* NOTE: if you change this function, also look at the LLVM
* function llvm_middle_end_prepare() for similar changes.
*/
-static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle,
- unsigned prim,
- unsigned opt,
- unsigned *max_vertices )
+static void
+fetch_pipeline_prepare(struct draw_pt_middle_end *middle,
+ unsigned prim,
+ unsigned opt,
+ unsigned *max_vertices)
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
struct draw_context *draw = fpme->draw;
struct draw_vertex_shader *vs = draw->vs.vertex_shader;
struct draw_geometry_shader *gs = draw->gs.geometry_shader;
unsigned i;
unsigned instance_id_index = ~0;
-
const unsigned gs_out_prim = (gs ? gs->output_primitive :
u_assembled_prim(prim));
- unsigned nr = MAX2( vs->info.num_inputs,
- draw_total_vs_outputs(draw) );
+ unsigned nr_vs_outputs = draw_total_vs_outputs(draw);
+ unsigned nr = MAX2(vs->info.num_inputs, nr_vs_outputs);
+ unsigned point_clip = draw->rasterizer->fill_front == PIPE_POLYGON_MODE_POINT ||
+ gs_out_prim == PIPE_PRIM_POINTS;
if (gs) {
nr = MAX2(nr, gs->info.num_outputs + 1);
/* Always leave room for the vertex header whether we need it or
* not. It's hard to get rid of it in particular because of the
- * viewport code in draw_pt_post_vs.c.
+ * viewport code in draw_pt_post_vs.c.
*/
fpme->vertex_size = sizeof(struct vertex_header) + nr * 4 * sizeof(float);
-
-
- draw_pt_fetch_prepare( fpme->fetch,
+ draw_pt_fetch_prepare( fpme->fetch,
vs->info.num_inputs,
fpme->vertex_size,
instance_id_index );
draw->clip_xy,
draw->clip_z,
draw->clip_user,
- draw->guard_band_xy,
+ point_clip ? draw->guard_band_points_xy :
+ draw->guard_band_xy,
draw->identity_viewport,
draw->rasterizer->clip_halfz,
(draw->vs.edgeflag_output ? TRUE : FALSE) );
/* No need to prepare the shader.
*/
vs->prepare(vs, draw);
+
+ /* Make sure that the vertex size didn't change at any point above */
+ assert(nr_vs_outputs == draw_total_vs_outputs(draw));
}
prim_info );
}
-static void emit(struct pt_emit *emit,
- const struct draw_vertex_info *vert_info,
- const struct draw_prim_info *prim_info)
+
+static void
+emit(struct pt_emit *emit,
+ const struct draw_vertex_info *vert_info,
+ const struct draw_prim_info *prim_info)
{
if (prim_info->linear) {
draw_pt_emit_linear(emit, vert_info, prim_info);
}
-static void draw_vertex_shader_run(struct draw_vertex_shader *vshader,
- const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
- unsigned const_size[PIPE_MAX_CONSTANT_BUFFERS],
- const struct draw_vertex_info *input_verts,
- struct draw_vertex_info *output_verts )
+static void
+draw_vertex_shader_run(struct draw_vertex_shader *vshader,
+ const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
+ unsigned const_size[PIPE_MAX_CONSTANT_BUFFERS],
+ const struct draw_vertex_info *input_verts,
+ struct draw_vertex_info *output_verts)
{
output_verts->vertex_size = input_verts->vertex_size;
output_verts->stride = input_verts->vertex_size;
input_verts->vertex_size);
}
-static void fetch_pipeline_generic( struct draw_pt_middle_end *middle,
- const struct draw_fetch_info *fetch_info,
- const struct draw_prim_info *in_prim_info )
+
+static void
+fetch_pipeline_generic(struct draw_pt_middle_end *middle,
+ const struct draw_fetch_info *fetch_info,
+ const struct draw_prim_info *in_prim_info)
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
struct draw_context *draw = fpme->draw;
struct draw_vertex_shader *vshader = draw->vs.vertex_shader;
struct draw_geometry_shader *gshader = draw->gs.geometry_shader;
struct draw_vertex_info vs_vert_info;
struct draw_vertex_info gs_vert_info;
struct draw_vertex_info *vert_info;
+ struct draw_prim_info ia_prim_info;
+ struct draw_vertex_info ia_vert_info;
const struct draw_prim_info *prim_info = in_prim_info;
boolean free_prim_info = FALSE;
unsigned opt = fpme->opt;
FREE(vert_info->verts);
vert_info = &gs_vert_info;
prim_info = &gs_prim_info;
+ } else {
+ if (draw_prim_assembler_is_required(draw, prim_info, vert_info)) {
+ draw_prim_assembler_run(draw, prim_info, vert_info,
+ &ia_prim_info, &ia_vert_info);
+
+ if (ia_vert_info.count) {
+ FREE(vert_info->verts);
+ vert_info = &ia_vert_info;
+ prim_info = &ia_prim_info;
+ free_prim_info = TRUE;
+ }
+ }
}
-
if (prim_info->count == 0) {
- debug_printf("GS didn't emit any vertices!\n");
-
+ debug_printf("GS/IA didn't emit any vertices!\n");
+
FREE(vert_info->verts);
if (free_prim_info) {
FREE(prim_info->primitive_lengths);
}
}
-static void fetch_pipeline_run( struct draw_pt_middle_end *middle,
- const unsigned *fetch_elts,
- unsigned fetch_count,
- const ushort *draw_elts,
- unsigned draw_count,
- unsigned prim_flags )
+
+static void
+fetch_pipeline_run(struct draw_pt_middle_end *middle,
+ const unsigned *fetch_elts,
+ unsigned fetch_count,
+ const ushort *draw_elts,
+ unsigned draw_count,
+ unsigned prim_flags)
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
struct draw_fetch_info fetch_info;
struct draw_prim_info prim_info;
}
-static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle,
- unsigned start,
- unsigned count,
- unsigned prim_flags)
+static void
+fetch_pipeline_linear_run(struct draw_pt_middle_end *middle,
+ unsigned start,
+ unsigned count,
+ unsigned prim_flags)
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
struct draw_fetch_info fetch_info;
struct draw_prim_info prim_info;
-static boolean fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle,
- unsigned start,
- unsigned count,
- const ushort *draw_elts,
- unsigned draw_count,
- unsigned prim_flags )
+static boolean
+fetch_pipeline_linear_run_elts(struct draw_pt_middle_end *middle,
+ unsigned start,
+ unsigned count,
+ const ushort *draw_elts,
+ unsigned draw_count,
+ unsigned prim_flags )
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
struct draw_fetch_info fetch_info;
struct draw_prim_info prim_info;
}
-
-static void fetch_pipeline_finish( struct draw_pt_middle_end *middle )
+static void
+fetch_pipeline_finish( struct draw_pt_middle_end *middle )
{
/* nothing to do */
}
-static void fetch_pipeline_destroy( struct draw_pt_middle_end *middle )
+
+static void
+fetch_pipeline_destroy( struct draw_pt_middle_end *middle )
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
+ struct fetch_pipeline_middle_end *fpme = fetch_pipeline_middle_end(middle);
if (fpme->fetch)
draw_pt_fetch_destroy( fpme->fetch );
}
-struct draw_pt_middle_end *draw_pt_fetch_pipeline_or_emit( struct draw_context *draw )
+struct draw_pt_middle_end *
+draw_pt_fetch_pipeline_or_emit(struct draw_context *draw)
{
- struct fetch_pipeline_middle_end *fpme = CALLOC_STRUCT( fetch_pipeline_middle_end );
+ struct fetch_pipeline_middle_end *fpme =
+ CALLOC_STRUCT( fetch_pipeline_middle_end );
if (!fpme)
goto fail;
projects / mesa.git / blobdiff