diff options
author | Chia-I Wu <olv@lunarg.com> | 2010-08-02 01:38:58 +0800 |
---|---|---|
committer | Chia-I Wu <olv@lunarg.com> | 2010-08-06 13:39:36 +0800 |
commit | eb3c6ddafb7a1b544243e9dec991cc24d16940ea (patch) | |
tree | 1970a1d3791d17747c3a23f373ffeba22af6009e /src/gallium/auxiliary | |
parent | 94d256591d83ac1330f7237e865784618d124d09 (diff) |
draw: Include draw_decompose_tmp.h in draw_pt_decompose.h.
Use draw_decompose_tmp.h to replace pipeline primitive decomposer.
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r-- | src/gallium/auxiliary/draw/draw_pipe.c | 133 | ||||
-rw-r--r-- | src/gallium/auxiliary/draw/draw_pt_decompose.h | 199 |
2 files changed, 36 insertions, 296 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c index 144f10a5d0..3421b826d9 100644 --- a/src/gallium/auxiliary/draw/draw_pipe.c +++ b/src/gallium/auxiliary/draw/draw_pipe.c @@ -169,77 +169,41 @@ static void do_triangle( struct draw_context *draw, /* * Set up macros for draw_pt_decompose.h template code. * This code uses vertex indexes / elements. + * + * Flags are needed by the stipple and unfilled stages. When the two stages + * are active, vcache_run_extras is called and the flags are stored in the + * higher bits of i0. Otherwise, flags do not matter. */ -/* emit first quad vertex as first vertex in triangles */ -#define QUAD_FIRST_PV(i0,i1,i2,i3) \ - do_triangle( draw, \ - ( DRAW_PIPE_RESET_STIPPLE | \ - DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK)); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_1 | \ - DRAW_PIPE_EDGE_FLAG_2 ), \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK)) - -/* emit last quad vertex as last vertex in triangles */ -#define QUAD_LAST_PV(i0,i1,i2,i3) \ - do_triangle( draw, \ - ( DRAW_PIPE_RESET_STIPPLE | \ - DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_2 ), \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK)); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK)) - -#define TRIANGLE(flags,i0,i1,i2) \ - do_triangle( draw, \ - elts[i0], /* flags */ \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK) ); - -#define LINE(flags,i0,i1) \ - do_line( draw, \ - elts[i0], \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK) ); +#define TRIANGLE(flags,i0,i1,i2) \ + do_triangle( draw, \ + i0, /* flags */ \ + verts + stride * (i0 & ~DRAW_PIPE_FLAG_MASK), \ + verts + stride * (i1 & ~DRAW_PIPE_FLAG_MASK), \ + verts + stride * (i2 & ~DRAW_PIPE_FLAG_MASK) ) + +#define LINE(flags,i0,i1) \ + do_line( draw, \ + i0, /* flags */ \ + verts + stride * (i0 & ~DRAW_PIPE_FLAG_MASK), \ + verts + stride * (i1 & ~DRAW_PIPE_FLAG_MASK) ) #define POINT(i0) \ do_point( draw, \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK) ) + verts + stride * (i0 & ~DRAW_PIPE_FLAG_MASK) ) + +#define GET_ELT(idx) (elts[idx]) #define FUNC pipe_run_elts -#define ARGS \ +#define FUNC_VARS \ struct draw_context *draw, \ unsigned prim, \ struct vertex_header *vertices, \ unsigned stride, \ - const ushort *elts - -#define LOCAL_VARS \ - char *verts = (char *)vertices; \ - boolean flatfirst = (draw->rasterizer->flatshade && \ - draw->rasterizer->flatshade_first); \ - unsigned i; \ - ushort flags - -#define FLUSH + const ushort *elts, \ + unsigned count #include "draw_pt_decompose.h" -#undef ARGS -#undef LOCAL_VARS @@ -304,38 +268,6 @@ void draw_pipeline_run( struct draw_context *draw, * This code is for non-indexed (aka linear) rendering (no elts). */ -/* emit first quad vertex as first vertex in triangles */ -#define QUAD_FIRST_PV(i0,i1,i2,i3) \ - do_triangle( draw, \ - ( DRAW_PIPE_RESET_STIPPLE | \ - DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK)); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_1 | \ - DRAW_PIPE_EDGE_FLAG_2 ), \ - verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK)) - -/* emit last quad vertex as last vertex in triangles */ -#define QUAD_LAST_PV(i0,i1,i2,i3) \ - do_triangle( draw, \ - ( DRAW_PIPE_RESET_STIPPLE | \ - DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_2 ), \ - verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK)); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK)) - #define TRIANGLE(flags,i0,i1,i2) \ do_triangle( draw, \ flags, /* flags */ \ @@ -353,21 +285,16 @@ void draw_pipeline_run( struct draw_context *draw, do_point( draw, \ verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK) ) -#define FUNC pipe_run_linear -#define ARGS \ - struct draw_context *draw, \ - unsigned prim, \ - struct vertex_header *vertices, \ - unsigned stride -#define LOCAL_VARS \ - char *verts = (char *)vertices; \ - boolean flatfirst = (draw->rasterizer->flatshade && \ - draw->rasterizer->flatshade_first); \ - unsigned i; \ - ushort flags +#define GET_ELT(idx) (idx) -#define FLUSH +#define FUNC pipe_run_linear +#define FUNC_VARS \ + struct draw_context *draw, \ + unsigned prim, \ + struct vertex_header *vertices, \ + unsigned stride, \ + unsigned count #include "draw_pt_decompose.h" diff --git a/src/gallium/auxiliary/draw/draw_pt_decompose.h b/src/gallium/auxiliary/draw/draw_pt_decompose.h index 52f9593d46..e7ae9c4449 100644 --- a/src/gallium/auxiliary/draw/draw_pt_decompose.h +++ b/src/gallium/auxiliary/draw/draw_pt_decompose.h @@ -1,194 +1,7 @@ +#define LOCAL_VARS \ + char *verts = (char *) vertices; \ + const boolean last_vertex_last = \ + !(draw->rasterizer->flatshade && \ + draw->rasterizer->flatshade_first) - -static void FUNC( ARGS, - unsigned count ) -{ - LOCAL_VARS; - - switch (prim) { - case PIPE_PRIM_POINTS: - for (i = 0; i < count; i ++) { - POINT( (i + 0) ); - } - break; - - case PIPE_PRIM_LINES: - for (i = 0; i+1 < count; i += 2) { - LINE( DRAW_PIPE_RESET_STIPPLE, - (i + 0), - (i + 1)); - } - break; - - case PIPE_PRIM_LINE_LOOP: - if (count >= 2) { - flags = DRAW_PIPE_RESET_STIPPLE; - - for (i = 1; i < count; i++, flags = 0) { - LINE( flags, - (i - 1), - (i )); - } - - LINE( flags, - (i - 1), - (0 )); - } - break; - - case PIPE_PRIM_LINE_STRIP: - flags = DRAW_PIPE_RESET_STIPPLE; - for (i = 1; i < count; i++, flags = 0) { - LINE( flags, - (i - 1), - (i )); - } - break; - - case PIPE_PRIM_TRIANGLES: - for (i = 0; i+2 < count; i += 3) { - TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, - (i + 0), - (i + 1), - (i + 2 )); - } - break; - - case PIPE_PRIM_TRIANGLE_STRIP: - if (flatfirst) { - for (i = 0; i+2 < count; i++) { - /* Emit first triangle vertex as first triangle vertex */ - TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, - (i + 0), - (i + 1 + (i&1)), - (i + 2 - (i&1)) ); - } - } - else { - for (i = 0; i+2 < count; i++) { - /* Emit last triangle vertex as last triangle vertex */ - TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, - (i + 0 + (i&1)), - (i + 1 - (i&1)), - (i + 2 )); - } - } - break; - - case PIPE_PRIM_TRIANGLE_FAN: - if (count >= 3) { - if (flatfirst) { - for (i = 0; i+2 < count; i++) { - TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, - (i + 1), - (i + 2), - 0 ); - } - } - else { - for (i = 0; i+2 < count; i++) { - TRIANGLE( DRAW_PIPE_RESET_STIPPLE | DRAW_PIPE_EDGE_FLAG_ALL, - (0), - (i + 1), - (i + 2 )); - } - } - } - break; - - - case PIPE_PRIM_QUADS: - /* GL quads don't follow provoking vertex convention */ - if (flatfirst) { - for (i = 0; i+3 < count; i += 4) { - /* emit last quad vertex as first triangle vertex */ - QUAD_FIRST_PV( (i + 3), - (i + 0), - (i + 1), - (i + 2) ); - } - } - else { - for (i = 0; i+3 < count; i += 4) { - /* emit last quad vertex as last triangle vertex */ - QUAD_LAST_PV( (i + 0), - (i + 1), - (i + 2), - (i + 3) ); - } - } - break; - - case PIPE_PRIM_QUAD_STRIP: - /* GL quad strips don't follow provoking vertex convention */ - if (flatfirst) { - for (i = 0; i+3 < count; i += 2) { - /* emit last quad vertex as first triangle vertex */ - QUAD_FIRST_PV( (i + 3), - (i + 2), - (i + 0), - (i + 1) ); - - } - } - else { - for (i = 0; i+3 < count; i += 2) { - /* emit last quad vertex as last triangle vertex */ - QUAD_LAST_PV( (i + 2), - (i + 0), - (i + 1), - (i + 3) ); - } - } - break; - - case PIPE_PRIM_POLYGON: - /* GL polygons don't follow provoking vertex convention */ - { - /* These bitflags look a little odd because we submit the - * vertices as (1,2,0) to satisfy flatshade requirements. - */ - const ushort edge_first = DRAW_PIPE_EDGE_FLAG_2; - const ushort edge_middle = DRAW_PIPE_EDGE_FLAG_0; - const ushort edge_last = DRAW_PIPE_EDGE_FLAG_1; - - flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle; - - for (i = 0; i+2 < count; i++, flags = edge_middle) { - - if (i + 3 == count) - flags |= edge_last; - - if (flatfirst) { - /* emit first polygon vertex as first triangle vertex */ - TRIANGLE( flags, - (0), - (i + 1), - (i + 2) ); - } - else { - /* emit first polygon vertex as last triangle vertex */ - TRIANGLE( flags, - (i + 1), - (i + 2), - (0)); - } - } - } - break; - - default: - assert(0); - break; - } - - FLUSH; -} - - -#undef TRIANGLE -#undef QUAD_FIRST_PV -#undef QUAD_LAST_PV -#undef POINT -#undef LINE -#undef FUNC +#include "draw_decompose_tmp.h" |