#include "draw_gs_tmp.h"
int draw_geometry_shader_run(struct draw_geometry_shader *shader,
- unsigned pipe_prim,
- const float (*input)[4],
- float (*output)[4],
- const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
- unsigned count,
- unsigned input_stride,
- unsigned vertex_size)
+ const void *constants[PIPE_MAX_CONSTANT_BUFFERS],
+ const struct draw_vertex_info *input_verts,
+ const struct draw_prim_info *input_prim,
+ struct draw_vertex_info *output_verts,
+ struct draw_prim_info *output_prims )
{
+ const float (*input)[4] = input_verts->verts;
+ unsigned input_stride = input_verts->vertex_size;
+ unsigned vertex_size = input_verts->vertex_size;
struct tgsi_exec_machine *machine = shader->machine;
unsigned int i;
- unsigned num_in_primitives =
- u_gs_prims_for_vertices(pipe_prim, count);
- unsigned alloc_count = draw_max_output_vertices(shader->draw,
- pipe_prim,
- count);
- /* this is bad, but we can't be overwriting the output array
- * because it's the same as input array here */
- struct vertex_header *pipeline_verts =
- (struct vertex_header *)MALLOC(vertex_size * alloc_count);
-
- if (!pipeline_verts)
- return 0;
+ unsigned num_in_primitives = u_gs_prims_for_vertices(input_prim->prim,
+ input_verts->count);
+
+ output_verts->vertex_size = input_verts->vertex_size;
+ output_verts->stride = input_verts->vertex_size;
+
+ output_verts->count = draw_max_output_vertices(draw,
+ input_prim->prim,
+ input_verts->count);
+
+ output_verts->verts =
+ (struct vertex_header *)MALLOC(vert_info.vertex_size *
+ vert_info.count);
+
+
if (0) debug_printf("%s count = %d (prims = %d)\n", __FUNCTION__,
count, num_in_primitives);
shader->emitted_vertices = 0;
shader->emitted_primitives = 0;
shader->vertex_size = vertex_size;
- shader->tmp_output = ( float (*)[4])pipeline_verts->data;
+ shader->tmp_output = (float (*)[4])input_verts->verts->data;
shader->in_prim_idx = 0;
shader->input_vertex_stride = input_stride;
shader->input = input;
vertex_size * (shader->emitted_vertices -1));
}
- FREE(pipeline_verts);
+
+ /* Update prim_info:
+ */
+ output_prims->linear = TRUE;
+ output_prims->elts = NULL;
+ output_prims->primitive_lengths = machine->foo;
+ output_prims->primitive_count = machine->bar;
+
return shader->emitted_vertices;
}
* draw_vbuf.c code uses when it has to perform a flush.
*/
void draw_pipeline_run( struct draw_context *draw,
- unsigned prim,
- struct vertex_header *vertices,
- unsigned vertex_count,
- unsigned stride,
- const ushort *elts,
- unsigned count )
+ const struct draw_vertex_info *vert_info,
+ const struct draw_prim_info *prim_info)
{
- char *verts = (char *)vertices;
-
- draw->pipeline.verts = verts;
- draw->pipeline.vertex_stride = stride;
- draw->pipeline.vertex_count = vertex_count;
-
- pipe_run(draw, prim, vertices, stride, elts, count);
+ unsigned i, start;
+ draw->pipeline.verts = (char *)vert_info->verts;
+ draw->pipeline.vertex_stride = vert_info->stride;
+ draw->pipeline.vertex_count = vert_info->count;
+
+ for (start = i = 0;
+ i < prim_info->primitive_count;
+ start += prim_info->primitive_lengths[i], i++)
+ {
+ unsigned count = prim_info->primitive_lengths[i];
+
+ pipe_run(draw,
+ prim_info->prim,
+ vert_info->verts,
+ vert_info->stride,
+ prim_info->elts + start,
+ count);
+ }
+
draw->pipeline.verts = NULL;
draw->pipeline.vertex_count = 0;
}
-
/*
* Set up macros for draw_pt_decompose.h template code.
* This code is for non-indexed (aka linear) rendering (no elts).
* For drawing non-indexed primitives.
*/
void draw_pipeline_run_linear( struct draw_context *draw,
- unsigned prim,
- struct vertex_header *vertices,
- unsigned count,
- unsigned stride )
+ const struct draw_vertex_info *vert_info,
+ const struct draw_prim_info *prim_info)
{
- char *verts = (char *)vertices;
- draw->pipeline.verts = verts;
- draw->pipeline.vertex_stride = stride;
- draw->pipeline.vertex_count = count;
-
- pipe_run_linear(draw, prim, vertices, stride, count);
+ unsigned i, start;
+
+ for (start = i = 0;
+ i < prim_info->primitive_count;
+ start += prim_info->primitive_lengths[i], i++)
+ {
+ unsigned count = prim_info->primitive_lengths[i];
+
+ draw->pipeline.verts = (char *)&vert_info->verts[start];
+ draw->pipeline.vertex_stride = vert_info->stride;
+ draw->pipeline.vertex_count = count;
+
+ pipe_run_linear(draw,
+ prim_info->prim,
+ &vert_info->verts[start],
+ vert_info->stride,
+ vert_info->count);
+ }
draw->pipeline.verts = NULL;
draw->pipeline.vertex_count = 0;
}
+static void fetch( struct pt_fetch *fetch,
+ const struct draw_fetch_info *fetch_info,
+ char *output)
+{
+ if (fetch_info->linear) {
+ draw_pt_fetch_run_linear( fetch,
+ fetch_info->start,
+ fetch_info->count,
+ output );
+ }
+ else {
+ draw_pt_fetch_run( fetch,
+ fetch_info->elts,
+ fetch_info->count,
+ output );
+ }
+}
-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 )
+
+static void pipeline(struct fetch_pipeline_middle_end *fpme,
+ const struct draw_vertex_info *vert_info,
+ const struct draw_prim_info *prim_info)
+{
+ if (prim_info->linear)
+ draw_pipeline_run_linear( fpme->draw,
+ vert_info,
+ prim_info);
+ else
+ draw_pipeline_run( fpme->draw,
+ vert_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);
+ }
+ else {
+ draw_pt_emit(emit, vert_info, prim_info);
+ }
+}
+
+
+static void draw_vertex_shader_run(struct draw_vertex_shader *vshader,
+ const void *constants[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;
+ output_verts->count = input_verts->count;
+ output_verts->verts =
+ (struct vertex_header *)MALLOC(output_verts->vertex_size *
+ output_verts->count);
+
+ vshader->run_linear(vshader,
+ (const float (*)[4])input_verts->verts->data,
+ ( float (*)[4])output_verts->verts->data,
+ constants,
+ input_verts->count,
+ 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 *prim_info )
{
struct fetch_pipeline_middle_end *fpme = (struct 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;
- unsigned opt = fpme->opt;
- struct vertex_header *pipeline_verts;
- unsigned alloc_count = draw_max_output_vertices(draw,
- fpme->input_prim,
- fetch_count);
-
- pipeline_verts =
- (struct vertex_header *)MALLOC(fpme->vertex_size * alloc_count);
-
- if (!pipeline_verts) {
- /* Not much we can do here - just skip the rendering.
- */
+ struct draw_prim_info gs_prim_info;
+ struct draw_vertex_info fetched_vert_info;
+ struct draw_vertex_info vs_vert_info;
+ struct draw_vertex_info gs_vert_info;
+ struct draw_vertex_info *vert_info;
+
+ fetched_vert_info.count = fetch_info->count;
+ fetched_vert_info.vertex_size = fpme->vertex_size;
+ fetched_vert_info.verts =
+ (struct vertex_header *)MALLOC(fetched_vert_info.vertex_size *
+ fetch_info->count);
+ if (!fetched_vert_info.verts) {
assert(0);
return;
}
- /* Fetch into our vertex buffer
+ /* Fetch into our vertex buffer.
+ */
+ fetch( fpme->fetch, fetch_info, (char *)fetched_vert_info.verts );
+
+ /* Finished with fetch:
*/
- draw_pt_fetch_run( fpme->fetch,
- fetch_elts,
- fetch_count,
- (char *)pipeline_verts );
+ fetch_info = NULL;
+ vert_info = &fetched_vert_info;
/* Run the shader, note that this overwrites the data[] parts of
* the pipeline verts.
*/
- if (opt & PT_SHADE)
- {
- vshader->run_linear(vshader,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.vs_constants,
- fetch_count,
- fpme->vertex_size,
- fpme->vertex_size);
- if (gshader) {
- fetch_count =
- draw_geometry_shader_run(gshader,
- fpme->input_prim,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.gs_constants,
- fetch_count,
- fpme->vertex_size,
- fpme->vertex_size);
- debug_assert(fetch_count <= alloc_count);
- }
+ if (fpme->opt & PT_SHADE) {
+ draw_vertex_shader_run(vshader,
+ draw->pt.user.vs_constants,
+ vert_info,
+ &vs_vert_info);
+
+ FREE(vert_info->verts);
+ vert_info = &vs_vert_info;
}
- /* stream output needs to be done before clipping */
+ if ((fpme->opt & PT_SHADE) && gshader) {
+ draw_geometry_shader_run(gshader,
+ draw->pt.user.gs_constants,
+ vert_info,
+ prim_info,
+ &gs_vert_info,
+ &gs_prim_info);
+
+
+ FREE(vert_info->verts);
+ vert_info = &gs_vert_info;
+ prim_info = &gs_prim_info;
+ }
+
+
+ /* Stream output needs to be done before clipping.
+ *
+ * XXX: Stream output surely needs to respect the prim_info->elt
+ * lists.
+ */
draw_pt_so_emit( fpme->so_emit,
- (const float (*)[4])pipeline_verts->data,
- fetch_count,
- fpme->vertex_size );
+ vert_info,
+ prim_info );
if (draw_pt_post_vs_run( fpme->post_vs,
- pipeline_verts,
- fetch_count,
- fpme->vertex_size ))
+ vert_info ))
{
opt |= PT_PIPELINE;
}
/* Do we need to run the pipeline?
*/
if (opt & PT_PIPELINE) {
- draw_pipeline_run( fpme->draw,
- fpme->output_prim,
- pipeline_verts,
- fetch_count,
- fpme->vertex_size,
- draw_elts,
- draw_count );
+ pipeline( fpme->draw,
+ vert_info,
+ prim_info );
}
else {
- draw_pt_emit( fpme->emit,
- (const float (*)[4])pipeline_verts->data,
- fetch_count,
- fpme->vertex_size,
- draw_elts,
- draw_count );
+ emit( fpme->emit,
+ vert_info,
+ prim_info );
}
+}
- FREE(pipeline_verts);
+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 )
+{
+ struct draw_fetch_info fetch_info;
+ struct draw_prim_info prim_info;
+
+ fetch_info.linear = FALSE;
+ fetch_info.start = 0;
+ fetch_info.elts = fetch_elts;
+ fetch_info.count = fetch_count;
+
+ prim_info.linear = FALSE;
+ prim_info.start = 0;
+ prim_info.count = draw_count;
+ prim_info.elts = draw_elts;
+
+ fetch_pipeline_generic( middle, &fetch_info, &prim_info );
}
unsigned start,
unsigned count)
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
- struct draw_context *draw = fpme->draw;
- struct draw_vertex_shader *shader = draw->vs.vertex_shader;
- struct draw_geometry_shader *geometry_shader = draw->gs.geometry_shader;
- unsigned opt = fpme->opt;
- struct vertex_header *pipeline_verts;
- unsigned alloc_count = draw_max_output_vertices(draw,
- fpme->input_prim,
- count);
-
- pipeline_verts =
- (struct vertex_header *)MALLOC(fpme->vertex_size * alloc_count);
-
- if (!pipeline_verts) {
- /* Not much we can do here - just skip the rendering.
- */
- assert(0);
- return;
- }
+ struct draw_fetch_info fetch_info;
+ struct draw_prim_info prim_info;
- /* Fetch into our vertex buffer
- */
- draw_pt_fetch_run_linear( fpme->fetch,
- start,
- count,
- (char *)pipeline_verts );
+ fetch_info.linear = TRUE;
+ fetch_info.start = start;
+ fetch_info.count = count;
+ fetch_info.elts = NULL;
- /* Run the shader, note that this overwrites the data[] parts of
- * the pipeline verts.
- */
- if (opt & PT_SHADE)
- {
- shader->run_linear(shader,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.vs_constants,
- count,
- fpme->vertex_size,
- fpme->vertex_size);
-
- if (geometry_shader) {
- count =
- draw_geometry_shader_run(geometry_shader,
- fpme->input_prim,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.gs_constants,
- count,
- fpme->vertex_size,
- fpme->vertex_size);
- debug_assert(count <= alloc_count);
- }
- }
-
- /* stream output needs to be done before clipping */
- draw_pt_so_emit( fpme->so_emit,
- (const float (*)[4])pipeline_verts->data,
- count,
- fpme->vertex_size );
+ prim_info.linear = TRUE;
+ prim_info.start = 0;
+ prim_info.count = count;
+ prim_info.elts = NULL;
- if (draw_pt_post_vs_run( fpme->post_vs,
- pipeline_verts,
- count,
- fpme->vertex_size ))
- {
- opt |= PT_PIPELINE;
- }
-
- /* Do we need to run the pipeline?
- */
- if (opt & PT_PIPELINE) {
- draw_pipeline_run_linear( fpme->draw,
- fpme->output_prim,
- pipeline_verts,
- count,
- fpme->vertex_size);
- }
- else {
- draw_pt_emit_linear( fpme->emit,
- (const float (*)[4])pipeline_verts->data,
- fpme->vertex_size,
- count );
- }
-
- FREE(pipeline_verts);
+ fetch_pipeline_generic( middle, &fetch_info, &prim_info );
}
const ushort *draw_elts,
unsigned draw_count )
{
- struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle;
- struct draw_context *draw = fpme->draw;
- struct draw_vertex_shader *shader = draw->vs.vertex_shader;
- struct draw_geometry_shader *geometry_shader = draw->gs.geometry_shader;
- unsigned opt = fpme->opt;
- struct vertex_header *pipeline_verts;
- unsigned alloc_count = draw_max_output_vertices(draw,
- fpme->input_prim,
- count);
+ struct draw_fetch_info fetch_info;
+ struct draw_prim_info prim_info;
- pipeline_verts =
- (struct vertex_header *)MALLOC(fpme->vertex_size * alloc_count);
+ fetch_info.linear = TRUE;
+ fetch_info.start = start;
+ fetch_info.count = count;
+ fetch_info.elts = NULL;
- if (!pipeline_verts)
- return FALSE;
-
- /* Fetch into our vertex buffer
- */
- draw_pt_fetch_run_linear( fpme->fetch,
- start,
- count,
- (char *)pipeline_verts );
-
- /* Run the shader, note that this overwrites the data[] parts of
- * the pipeline verts.
- */
- if (opt & PT_SHADE)
- {
- shader->run_linear(shader,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.vs_constants,
- count,
- fpme->vertex_size,
- fpme->vertex_size);
-
- if (geometry_shader) {
- count =
- draw_geometry_shader_run(geometry_shader,
- fpme->input_prim,
- (const float (*)[4])pipeline_verts->data,
- ( float (*)[4])pipeline_verts->data,
- draw->pt.user.gs_constants,
- count,
- fpme->vertex_size,
- fpme->vertex_size);
- debug_assert(count <= alloc_count);
- }
- }
-
- /* stream output needs to be done before clipping */
- draw_pt_so_emit( fpme->so_emit,
- (const float (*)[4])pipeline_verts->data,
- count,
- fpme->vertex_size );
-
- if (draw_pt_post_vs_run( fpme->post_vs,
- pipeline_verts,
- count,
- fpme->vertex_size ))
- {
- opt |= PT_PIPELINE;
- }
-
- /* Do we need to run the pipeline?
- */
- if (opt & PT_PIPELINE) {
- draw_pipeline_run( fpme->draw,
- fpme->output_prim,
- pipeline_verts,
- count,
- fpme->vertex_size,
- draw_elts,
- draw_count );
- }
- else {
- draw_pt_emit( fpme->emit,
- (const float (*)[4])pipeline_verts->data,
- count,
- fpme->vertex_size,
- draw_elts,
- draw_count );
- }
+ prim_info.linear = FALSE;
+ prim_info.start = 0;
+ prim_info.count = draw_count;
+ prim_info.elts = draw_elts;
- FREE(pipeline_verts);
- return TRUE;
+ fetch_pipeline_generic( middle, &fetch_info, &prim_info );
}
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