From fe586f8612dd517b9a1f0d87fbaf3a75e3caf588 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Tue, 6 May 2008 18:59:45 -0400 Subject: [PATCH] redo the linear paths --- src/gallium/auxiliary/draw/draw_pipe.c | 39 ++++ src/gallium/auxiliary/draw/draw_private.h | 6 + src/gallium/auxiliary/draw/draw_pt.h | 6 +- .../auxiliary/draw/draw_pt_fetch_emit.c | 18 +- .../draw/draw_pt_fetch_shade_pipeline.c | 36 ++-- src/gallium/auxiliary/draw/draw_pt_varray.c | 27 +-- .../auxiliary/draw/draw_pt_varray_tmp.h | 5 +- .../draw/draw_pt_varray_tmp_linear.h | 198 ++++++++++++++++++ 8 files changed, 279 insertions(+), 56 deletions(-) create mode 100644 src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c index 46afb0f41f7..cb97f955b29 100644 --- a/src/gallium/auxiliary/draw/draw_pipe.c +++ b/src/gallium/auxiliary/draw/draw_pipe.c @@ -212,6 +212,45 @@ void draw_pipeline_run( struct draw_context *draw, draw->pipeline.vertex_count = 0; } +void draw_pipeline_run_linear( struct draw_context *draw, + unsigned prim, + struct vertex_header *vertices, + unsigned count, + unsigned stride ) +{ + char *verts = (char *)vertices; + unsigned i; + + draw->pipeline.verts = verts; + draw->pipeline.vertex_stride = stride; + draw->pipeline.vertex_count = count; + + switch (prim) { + case PIPE_PRIM_POINTS: + for (i = 0; i < count; i++) + do_point( draw, + verts + stride * i ); + break; + case PIPE_PRIM_LINES: + for (i = 0; i+1 < count; i += 2) + do_line( draw, + i+0, /* flags */ + verts + stride * ((i+0) & ~DRAW_PIPE_FLAG_MASK), + verts + stride * (i+1)); + break; + case PIPE_PRIM_TRIANGLES: + for (i = 0; i+2 < count; i += 3) + do_triangle( draw, + (i+0), /* flags */ + verts + stride * ((i+0) & ~DRAW_PIPE_FLAG_MASK), + verts + stride * (i+1), + verts + stride * (i+2)); + break; + } + + draw->pipeline.verts = NULL; + draw->pipeline.vertex_count = 0; +} void draw_pipeline_flush( struct draw_context *draw, diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index cee58bbf73e..e036d498b87 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -247,6 +247,12 @@ void draw_pipeline_run( struct draw_context *draw, const ushort *elts, unsigned count ); +void draw_pipeline_run_linear( struct draw_context *draw, + unsigned prim, + struct vertex_header *vertices, + unsigned count, + unsigned stride ); + void draw_pipeline_flush( struct draw_context *draw, diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h index 2f96ceaf00d..312fdbe4f40 100644 --- a/src/gallium/auxiliary/draw/draw_pt.h +++ b/src/gallium/auxiliary/draw/draw_pt.h @@ -93,10 +93,8 @@ struct draw_pt_middle_end { unsigned draw_count ); void (*run_linear)(struct draw_pt_middle_end *, - unsigned fetch_start, - unsigned fetch_count, - const ushort *draw_elts, - unsigned draw_count); + unsigned start, + unsigned count); void (*finish)( struct draw_pt_middle_end * ); void (*destroy)( struct draw_pt_middle_end * ); diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c index 6d5a54cf0e2..8df4241b82c 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c @@ -258,10 +258,8 @@ static void fetch_emit_run( struct draw_pt_middle_end *middle, static void fetch_emit_run_linear( struct draw_pt_middle_end *middle, - unsigned fetch_start, - unsigned fetch_count, - const ushort *draw_elts, - unsigned draw_count ) + unsigned start, + unsigned count ) { struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle; struct draw_context *draw = feme->draw; @@ -273,7 +271,7 @@ static void fetch_emit_run_linear( struct draw_pt_middle_end *middle, hw_verts = draw->render->allocate_vertices( draw->render, (ushort)feme->translate->key.output_stride, - (ushort)fetch_count ); + (ushort)count ); if (!hw_verts) { assert(0); return; @@ -282,13 +280,13 @@ static void fetch_emit_run_linear( struct draw_pt_middle_end *middle, /* Single routine to fetch vertices and emit HW verts. */ feme->translate->run( feme->translate, - fetch_start, - fetch_count, + start, + count, hw_verts ); if (0) { unsigned i; - for (i = 0; i < fetch_count; i++) { + for (i = 0; i < count; i++) { debug_printf("\n\nvertex %d:\n", i); draw_dump_emitted_vertex( feme->vinfo, (const uint8_t *)hw_verts + feme->vinfo->size * 4 * i ); @@ -300,14 +298,14 @@ static void fetch_emit_run_linear( struct draw_pt_middle_end *middle, */ draw->render->draw_arrays( draw->render, 0, /*start*/ - draw_count ); + count ); /* Done -- that was easy, wasn't it: */ draw->render->release_vertices( draw->render, hw_verts, feme->translate->key.output_stride, - fetch_count ); + count ); } diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c index b1e08a8f402..dad54690a5a 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -178,18 +178,16 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, - unsigned fetch_start, - unsigned fetch_count, - const ushort *draw_elts, - unsigned draw_count ) + 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->vertex_shader; unsigned opt = fpme->opt; - unsigned alloc_count = align_int( fetch_count, 4 ); + unsigned alloc_count = align_int( count, 4 ); - struct vertex_header *pipeline_verts = + struct vertex_header *pipeline_verts = (struct vertex_header *)MALLOC(fpme->vertex_size * alloc_count); if (!pipeline_verts) { @@ -202,8 +200,8 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, /* Fetch into our vertex buffer */ draw_pt_fetch_run_linear( fpme->fetch, - fetch_start, - fetch_count, + start, + count, (char *)pipeline_verts ); /* Run the shader, note that this overwrites the data[] parts of @@ -213,18 +211,18 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, */ if (opt & PT_SHADE) { - shader->run_linear(shader, + shader->run_linear(shader, (const float (*)[4])pipeline_verts->data, ( float (*)[4])pipeline_verts->data, (const float (*)[4])draw->pt.user.constants, - fetch_count, + count, fpme->vertex_size, fpme->vertex_size); } if (draw_pt_post_vs_run( fpme->post_vs, pipeline_verts, - fetch_count, + count, fpme->vertex_size )) { opt |= PT_PIPELINE; @@ -233,21 +231,19 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, /* Do we need to run the pipeline? */ if (opt & PT_PIPELINE) { - draw_pipeline_run( fpme->draw, - fpme->prim, - pipeline_verts, - fetch_count, - fpme->vertex_size, - draw_elts, - draw_count ); + draw_pipeline_run_linear( fpme->draw, + fpme->prim, + pipeline_verts, + count, + fpme->vertex_size); } else { draw_pt_emit_linear( fpme->emit, (const float (*)[4])pipeline_verts->data, - fetch_count, + count, fpme->vertex_size, 0, /*start*/ - draw_count ); + count ); } FREE(pipeline_verts); diff --git a/src/gallium/auxiliary/draw/draw_pt_varray.c b/src/gallium/auxiliary/draw/draw_pt_varray.c index e7e21e4bf6d..59a9569270c 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray.c +++ b/src/gallium/auxiliary/draw/draw_pt_varray.c @@ -75,29 +75,18 @@ static void varray_flush(struct varray_frontend *varray) varray->draw_count = 0; } -static void varray_flush_linear(struct varray_frontend *varray) +static void varray_flush_linear(struct varray_frontend *varray, + unsigned start, unsigned count) { - if (varray->draw_count) { + if (count) { #if 0 - debug_printf("FLUSH LINEAR fc = %d, dc = %d\n", - varray->fetch_count, - varray->draw_count); - debug_printf("\telt0 = %d, eltx = %d, draw0 = %d, drawx = %d\n", - varray->fetch_elts[0], - varray->fetch_elts[varray->fetch_count-1], - varray->draw_elts[0], - varray->draw_elts[varray->draw_count-1]); + debug_printf("FLUSH LINEAR start = %d, count = %d\n", + start, + count); #endif assert(varray->middle->run_linear); - varray->middle->run_linear(varray->middle, - varray->fetch_start, - varray->fetch_count, - varray->draw_elts, - varray->draw_count); + varray->middle->run_linear(varray->middle, start, count); } - - varray->fetch_count = 0; - varray->draw_count = 0; } static INLINE void fetch_init(struct varray_frontend *varray, @@ -261,7 +250,7 @@ static INLINE void varray_ef_quad( struct varray_frontend *varray, #define LINE(vc,flags,i0,i1) varray_line(vc,i0,i1) #define POINT(vc,i0) varray_point(vc,i0) #define FUNC varray_run -#include "draw_pt_varray_tmp.h" +#include "draw_pt_varray_tmp_linear.h" diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h index 10ac08ea300..335c4c89ca6 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h +++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h @@ -92,9 +92,8 @@ static void FUNC(struct draw_pt_front_end *frontend, i + 0, i + 1, i + 2); } i = end; - varray->fetch_count = end; - varray_flush_linear(varray); - varray->fetch_start += end; + fetch_init(varray, end); + varray_flush(varray); } break; diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h new file mode 100644 index 00000000000..dfa4338407e --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h @@ -0,0 +1,198 @@ + +static void FUNC(struct draw_pt_front_end *frontend, + pt_elt_func get_elt, + const void *elts, + unsigned count) +{ + struct varray_frontend *varray = (struct varray_frontend *)frontend; + struct draw_context *draw = varray->draw; + unsigned start = (unsigned)elts; + + boolean flatfirst = (draw->rasterizer->flatshade && + draw->rasterizer->flatshade_first); + unsigned i, j, flags; + unsigned first, incr; + + varray->fetch_start = start; + + split_prim_inplace(varray->input_prim, &first, &incr); + +#if 0 + debug_printf("%s (%d) %d/%d\n", __FUNCTION__, + varray->input_prim, + start, count); +#endif + + switch (varray->input_prim) { + case PIPE_PRIM_POINTS: + case PIPE_PRIM_LINES: + case PIPE_PRIM_TRIANGLES: + j = 0; + while (j + first <= count) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + varray_flush_linear(varray, start + j, end); + j += end; + } + break; + + case PIPE_PRIM_LINE_LOOP: + if (count >= 2) { + flags = DRAW_PIPE_RESET_STIPPLE; + + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 1; i < end; i++, flags = 0) { + LINE(varray, flags, i - 1, i); + } + LINE(varray, flags, i - 1, 0); + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + } + break; + + case PIPE_PRIM_LINE_STRIP: + flags = DRAW_PIPE_RESET_STIPPLE; + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 1; i < end; i++, flags = 0) { + LINE(varray, flags, i - 1, i); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + break; + + case PIPE_PRIM_TRIANGLE_STRIP: + if (flatfirst) { + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+2 < end; i++) { + TRIANGLE(varray, DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, + i + 0, i + 1 + (i&1), i + 2 - (i&1)); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + } + else { + for (j = 0; j + first <= count;) { + unsigned end = MIN2(FETCH_MAX, count - j); + //end -= (end % incr); + for (i = 0; i+2 < end; i++) { + TRIANGLE(varray, DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, + i + 0 + (i&1), i + 1 - (i&1), i + 2); + } + fetch_init(varray, end); + varray_flush(varray); + j += end; + if (j <= count) + j -= incr; + } + } + break; + + case PIPE_PRIM_TRIANGLE_FAN: + if (count >= 3) { + if (flatfirst) { + flags = DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL; + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+2 < end; i++) { + TRIANGLE(varray, flags, i + 1, i + 2, 0); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + } + else { + flags = DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL; + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+2 < end; i++) { + TRIANGLE(varray, flags, 0, i + 1, i + 2); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + } + } + break; + + case PIPE_PRIM_QUADS: + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+3 < end; i += 4) { + QUAD(varray, i + 0, i + 1, i + 2, i + 3); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + break; + + case PIPE_PRIM_QUAD_STRIP: + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+3 < end; i += 2) { + QUAD(varray, i + 2, i + 0, i + 1, i + 3); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + break; + + case PIPE_PRIM_POLYGON: + { + /* These bitflags look a little odd because we submit the + * vertices as (1,2,0) to satisfy flatshade requirements. + */ + const unsigned edge_first = DRAW_PIPE_EDGE_FLAG_2; + const unsigned edge_middle = DRAW_PIPE_EDGE_FLAG_0; + const unsigned edge_last = DRAW_PIPE_EDGE_FLAG_1; + + flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle; + for (j = 0; j + first <= count; j += i) { + unsigned end = MIN2(FETCH_MAX, count - j); + end -= (end % incr); + for (i = 0; i+2 < end; i++, flags = edge_middle) { + + if (i + 3 == count) + flags |= edge_last; + + TRIANGLE(varray, flags, i + 1, i + 2, 0); + } + i = end; + fetch_init(varray, end); + varray_flush(varray); + } + } + break; + + default: + assert(0); + break; + } + + varray_flush(varray); +} + +#undef TRIANGLE +#undef QUAD +#undef POINT +#undef LINE +#undef FUNC -- 2.30.2