*/
-#include "pipe/p_util.h"
+#include "util/u_memory.h"
+#include "util/u_math.h"
#include "draw_context.h"
-#include "draw_private.h"
#include "draw_vbuf.h"
+#include "draw_vs.h"
+#include "draw_pt.h"
+#include "draw_pipe.h"
struct draw_context *draw_create( void )
if (draw == NULL)
goto fail;
-#if defined(__i386__) || defined(__386__)
- draw->use_sse = GETENV( "GALLIUM_NOSSE" ) == NULL;
-#else
- draw->use_sse = FALSE;
-#endif
-
- /* create pipeline stages */
- draw->pipeline.wide_line = draw_wide_line_stage( draw );
- draw->pipeline.wide_point = draw_wide_point_stage( draw );
- draw->pipeline.stipple = draw_stipple_stage( draw );
- draw->pipeline.unfilled = draw_unfilled_stage( draw );
- draw->pipeline.twoside = draw_twoside_stage( draw );
- draw->pipeline.offset = draw_offset_stage( draw );
- draw->pipeline.clip = draw_clip_stage( draw );
- draw->pipeline.flatshade = draw_flatshade_stage( draw );
- draw->pipeline.cull = draw_cull_stage( draw );
- draw->pipeline.validate = draw_validate_stage( draw );
- draw->pipeline.first = draw->pipeline.validate;
-
- if (!draw->pipeline.wide_line ||
- !draw->pipeline.wide_point ||
- !draw->pipeline.stipple ||
- !draw->pipeline.unfilled ||
- !draw->pipeline.twoside ||
- !draw->pipeline.offset ||
- !draw->pipeline.clip ||
- !draw->pipeline.flatshade ||
- !draw->pipeline.cull ||
- !draw->pipeline.validate)
- goto fail;
-
-
ASSIGN_4V( draw->plane[0], -1, 0, 0, 1 );
ASSIGN_4V( draw->plane[1], 1, 0, 0, 1 );
ASSIGN_4V( draw->plane[2], 0, -1, 0, 1 );
ASSIGN_4V( draw->plane[5], 0, 0, -1, 1 ); /* mesa's a bit wonky */
draw->nr_planes = 6;
- /* Statically allocate maximum sized vertices for the cache - could be cleverer...
- */
- {
- uint i;
- const unsigned size = (MAX_VERTEX_SIZE + 0x0f) & ~0x0f;
- char *tmp = align_malloc(Elements(draw->vs.queue) * size, 16);
- if (!tmp)
- goto fail;
-
- for (i = 0; i < Elements(draw->vs.queue); i++)
- draw->vs.queue[i].vertex = (struct vertex_header *)(tmp + i * size);
- }
-
- draw->shader_queue_flush = draw_vertex_shader_queue_flush;
-
- /* these defaults are oriented toward the needs of softpipe */
- draw->wide_point_threshold = 1000000.0; /* infinity */
- draw->wide_line_threshold = 1.0;
- draw->line_stipple = TRUE;
- draw->point_sprite = TRUE;
draw->reduced_prim = ~0; /* != any of PIPE_PRIM_x */
- draw_vertex_cache_invalidate( draw );
- draw_set_mapped_element_buffer( draw, 0, NULL );
+
+ if (!draw_pipeline_init( draw ))
+ goto fail;
if (!draw_pt_init( draw ))
goto fail;
+ if (!draw_vs_init( draw ))
+ goto fail;
+
return draw;
fail:
if (!draw)
return;
- if (draw->pipeline.wide_line)
- draw->pipeline.wide_line->destroy( draw->pipeline.wide_line );
- if (draw->pipeline.wide_point)
- draw->pipeline.wide_point->destroy( draw->pipeline.wide_point );
- if (draw->pipeline.stipple)
- draw->pipeline.stipple->destroy( draw->pipeline.stipple );
- if (draw->pipeline.unfilled)
- draw->pipeline.unfilled->destroy( draw->pipeline.unfilled );
- if (draw->pipeline.twoside)
- draw->pipeline.twoside->destroy( draw->pipeline.twoside );
- if (draw->pipeline.offset)
- draw->pipeline.offset->destroy( draw->pipeline.offset );
- if (draw->pipeline.clip)
- draw->pipeline.clip->destroy( draw->pipeline.clip );
- if (draw->pipeline.flatshade)
- draw->pipeline.flatshade->destroy( draw->pipeline.flatshade );
- if (draw->pipeline.cull)
- draw->pipeline.cull->destroy( draw->pipeline.cull );
- if (draw->pipeline.validate)
- draw->pipeline.validate->destroy( draw->pipeline.validate );
- if (draw->pipeline.aaline)
- draw->pipeline.aaline->destroy( draw->pipeline.aaline );
- if (draw->pipeline.aapoint)
- draw->pipeline.aapoint->destroy( draw->pipeline.aapoint );
- if (draw->pipeline.pstipple)
- draw->pipeline.pstipple->destroy( draw->pipeline.pstipple );
- if (draw->pipeline.rasterize)
- draw->pipeline.rasterize->destroy( draw->pipeline.rasterize );
-
- tgsi_exec_machine_free_data(&draw->machine);
-
- if (draw->vs.queue[0].vertex)
- align_free( draw->vs.queue[0].vertex ); /* Frees all the vertices. */
+
/* Not so fast -- we're just borrowing this at the moment.
*
draw->render->destroy( draw->render );
*/
+ draw_pipeline_destroy( draw );
draw_pt_destroy( draw );
+ draw_vs_destroy( draw );
FREE( draw );
}
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
draw->rasterizer = raster;
+ draw->bypass_clipping =
+ ((draw->rasterizer && draw->rasterizer->bypass_clipping) ||
+ draw->driver.bypass_clipping);
+}
+
+
+void draw_set_driver_clipping( struct draw_context *draw,
+ boolean bypass_clipping )
+{
+ draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
+
+ draw->driver.bypass_clipping = bypass_clipping;
+ draw->bypass_clipping = (draw->rasterizer->bypass_clipping ||
+ draw->driver.bypass_clipping);
}
viewport->translate[1] == 0.0f &&
viewport->translate[2] == 0.0f &&
viewport->translate[3] == 0.0f);
+
+ draw_vs_set_viewport( draw, viewport );
}
{
assert(count <= PIPE_MAX_ATTRIBS);
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
-
- memcpy(draw->vertex_buffer, buffers, count * sizeof(buffers[0]));
+ memcpy(draw->pt.vertex_buffer, buffers, count * sizeof(buffers[0]));
+ draw->pt.nr_vertex_buffers = count;
}
{
assert(count <= PIPE_MAX_ATTRIBS);
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
-
- memcpy(draw->vertex_element, elements, count * sizeof(elements[0]));
+ memcpy(draw->pt.vertex_element, elements, count * sizeof(elements[0]));
+ draw->pt.nr_vertex_elements = count;
}
draw_set_mapped_vertex_buffer(struct draw_context *draw,
unsigned attr, const void *buffer)
{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- draw->user.vbuffer[attr] = buffer;
+ draw->pt.user.vbuffer[attr] = buffer;
}
void
draw_set_mapped_constant_buffer(struct draw_context *draw,
- const void *buffer)
+ const void *buffer,
+ unsigned size )
{
- draw_do_flush( draw, DRAW_FLUSH_VERTEX_CACHE/*STATE_CHANGE*/ );
- draw->user.constants = buffer;
+ draw->pt.user.constants = buffer;
+ draw_vs_set_constants( draw, (const float (*)[4])buffer, size );
}
draw_wide_point_threshold(struct draw_context *draw, float threshold)
{
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->wide_point_threshold = threshold;
+ draw->pipeline.wide_point_threshold = threshold;
}
draw_wide_line_threshold(struct draw_context *draw, float threshold)
{
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->wide_line_threshold = threshold;
+ draw->pipeline.wide_line_threshold = threshold;
}
draw_enable_line_stipple(struct draw_context *draw, boolean enable)
{
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->line_stipple = enable;
+ draw->pipeline.line_stipple = enable;
}
draw_enable_point_sprites(struct draw_context *draw, boolean enable)
{
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->point_sprite = enable;
+ draw->pipeline.point_sprite = enable;
}
* work for the drivers.
*/
int
-draw_find_vs_output(struct draw_context *draw,
+draw_find_vs_output(const struct draw_context *draw,
uint semantic_name, uint semantic_index)
{
- const struct draw_vertex_shader *vs = draw->vertex_shader;
+ const struct draw_vertex_shader *vs = draw->vs.vertex_shader;
uint i;
for (i = 0; i < vs->info.num_outputs; i++) {
if (vs->info.output_semantic_name[i] == semantic_name &&
* Return number of vertex shader outputs.
*/
uint
-draw_num_vs_outputs(struct draw_context *draw)
+draw_num_vs_outputs(const struct draw_context *draw)
{
- uint count = draw->vertex_shader->info.num_outputs;
+ uint count = draw->vs.vertex_shader->info.num_outputs;
if (draw->extra_vp_outputs.slot > 0)
count++;
return count;
}
-/**
- * Allocate space for temporary post-transform vertices, such as for clipping.
- */
-void draw_alloc_temp_verts( struct draw_stage *stage, unsigned nr )
+
+void draw_set_render( struct draw_context *draw,
+ struct vbuf_render *render )
{
- assert(!stage->tmp);
+ draw->render = render;
+}
- stage->nr_tmps = nr;
+void draw_set_edgeflags( struct draw_context *draw,
+ const unsigned *edgeflag )
+{
+ draw->pt.user.edgeflag = edgeflag;
+}
- if (nr) {
- ubyte *store = (ubyte *) MALLOC( MAX_VERTEX_SIZE * nr );
- unsigned i;
- stage->tmp = (struct vertex_header **) MALLOC( sizeof(struct vertex_header *) * nr );
-
- for (i = 0; i < nr; i++)
- stage->tmp[i] = (struct vertex_header *)(store + i * MAX_VERTEX_SIZE);
- }
-}
-void draw_free_temp_verts( struct draw_stage *stage )
+/**
+ * Tell the drawing context about the index/element buffer to use
+ * (ala glDrawElements)
+ * If no element buffer is to be used (i.e. glDrawArrays) then this
+ * should be called with eltSize=0 and elements=NULL.
+ *
+ * \param draw the drawing context
+ * \param eltSize size of each element (1, 2 or 4 bytes)
+ * \param elements the element buffer ptr
+ */
+void
+draw_set_mapped_element_buffer_range( struct draw_context *draw,
+ unsigned eltSize,
+ unsigned min_index,
+ unsigned max_index,
+ void *elements )
{
- if (stage->tmp) {
- FREE( stage->tmp[0] );
- FREE( stage->tmp );
- stage->tmp = NULL;
- }
+ draw->pt.user.elts = elements;
+ draw->pt.user.eltSize = eltSize;
+ draw->pt.user.min_index = min_index;
+ draw->pt.user.max_index = max_index;
}
-boolean draw_use_sse(struct draw_context *draw)
+void
+draw_set_mapped_element_buffer( struct draw_context *draw,
+ unsigned eltSize,
+ void *elements )
{
- return (boolean) draw->use_sse;
+ draw->pt.user.elts = elements;
+ draw->pt.user.eltSize = eltSize;
+ draw->pt.user.min_index = 0;
+ draw->pt.user.max_index = 0xffffffff;
}
-
-void draw_reset_vertex_ids(struct draw_context *draw)
+
+/* Revamp me please:
+ */
+void draw_do_flush( struct draw_context *draw, unsigned flags )
{
- struct draw_stage *stage = draw->pipeline.first;
-
- while (stage) {
- unsigned i;
-
- for (i = 0; i < stage->nr_tmps; i++)
- stage->tmp[i]->vertex_id = UNDEFINED_VERTEX_ID;
-
- stage = stage->next;
- }
+ if (!draw->suspend_flushing)
+ {
+ assert(!draw->flushing); /* catch inadvertant recursion */
- draw_vertex_cache_reset_vertex_ids(draw);
-}
+ draw->flushing = TRUE;
+ draw_pipeline_flush( draw, flags );
-void draw_set_render( struct draw_context *draw,
- struct vbuf_render *render )
-{
- draw->render = render;
+ draw->reduced_prim = ~0; /* is reduced_prim needed any more? */
+
+ draw->flushing = FALSE;
+ }
}