X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fgallium%2Fauxiliary%2Fdraw%2Fdraw_pipe.c;h=6206197dae97645ef742a5bad301e698bd49eb89;hb=289900439f0f327910496f6bc362b95930eebb53;hp=1c6d657297c7e161268ad223937f1148de151033;hpb=6559eaef59526a7f4b2c22927637091018535c0c;p=mesa.git diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c index 1c6d657297c..6206197dae9 100644 --- a/src/gallium/auxiliary/draw/draw_pipe.c +++ b/src/gallium/auxiliary/draw/draw_pipe.c @@ -32,6 +32,7 @@ #include "draw/draw_private.h" #include "draw/draw_pipe.h" +#include "util/u_debug.h" @@ -65,6 +66,7 @@ boolean draw_pipeline_init( struct draw_context *draw ) /* these defaults are oriented toward the needs of softpipe */ draw->pipeline.wide_point_threshold = 1000000.0; /* infinity */ draw->pipeline.wide_line_threshold = 1.0; + draw->pipeline.wide_point_sprites = FALSE; draw->pipeline.line_stipple = TRUE; draw->pipeline.point_sprite = TRUE; @@ -106,10 +108,9 @@ void draw_pipeline_destroy( struct draw_context *draw ) - - - - +/** + * Build primitive to render a point with vertex at v0. + */ static void do_point( struct draw_context *draw, const char *v0 ) { @@ -123,6 +124,10 @@ static void do_point( struct draw_context *draw, } +/** + * Build primitive to render a line with vertices at v0, v1. + * \param flags bitmask of DRAW_PIPE_EDGE_x, DRAW_PIPE_RESET_STIPPLE + */ static void do_line( struct draw_context *draw, ushort flags, const char *v0, @@ -139,6 +144,10 @@ static void do_line( struct draw_context *draw, } +/** + * Build primitive to render a triangle with vertices at v0, v1, v2. + * \param flags bitmask of DRAW_PIPE_EDGE_x, DRAW_PIPE_RESET_STIPPLE + */ static void do_triangle( struct draw_context *draw, ushort flags, char *v0, @@ -157,63 +166,52 @@ static void do_triangle( struct draw_context *draw, } +/* + * Set up macros for draw_pt_decompose.h template code. + * This code uses vertex indexes / elements. + */ -#define QUAD(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], \ - verts + stride * elts[i1], \ - verts + stride * elts[i3]); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * elts[i1], \ - verts + stride * elts[i2], \ - verts + stride * elts[i3]) - -#define TRIANGLE(flags,i0,i1,i2) \ - do_triangle( draw, \ - elts[i0], /* flags */ \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * elts[i1], \ - verts + stride * elts[i2]) - -#define LINE(flags,i0,i1) \ - do_line( draw, \ - elts[i0], \ - verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * elts[i1]) +#define TRIANGLE(flags,i0,i1,i2) \ + do { \ + do_triangle( draw, \ + flags, \ + verts + stride * (i0), \ + verts + stride * (i1), \ + verts + stride * (i2) ); \ + } while (0) + +#define LINE(flags,i0,i1) \ + do { \ + do_line( draw, \ + flags, \ + verts + stride * (i0), \ + verts + stride * (i1) ); \ + } while (0) #define POINT(i0) \ - do_point( draw, \ - verts + stride * elts[i0] ) + do { \ + do_point( draw, verts + stride * (i0) ); \ + } while (0) + +#define GET_ELT(idx) (elts[idx]) -#define FUNC pipe_run -#define ARGS \ +#define FUNC pipe_run_elts +#define FUNC_VARS \ struct draw_context *draw, \ unsigned prim, \ + unsigned prim_flags, \ 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 -/* Code to run the pipeline on a fairly arbitary collection of vertices. +/** + * Code to run the pipeline on a fairly arbitrary collection of vertices. + * For drawing indexed primitives. * * Vertex headers must be pre-initialized with the * UNDEFINED_VERTEX_ID, this code will cause that id to become @@ -224,87 +222,118 @@ static void do_triangle( struct draw_context *draw, * 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; + 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++) + { + const unsigned count = prim_info->primitive_lengths[i]; + +#if DEBUG + /* Warn if one of the element indexes go outside the vertex buffer */ + { + unsigned max_index = 0x0, i; + /* find the largest element index */ + for (i = 0; i < count; i++) { + unsigned int index = prim_info->elts[start + i]; + if (index > max_index) + max_index = index; + } + if (max_index >= vert_info->count) { + debug_printf("%s: max_index (%u) outside vertex buffer (%u)\n", + __FUNCTION__, + max_index, + vert_info->count); + } + } +#endif + + pipe_run_elts(draw, + prim_info->prim, + prim_info->flags, + vert_info->verts, + vert_info->stride, + prim_info->elts + start, + count); + } - draw->pipeline.verts = verts; - draw->pipeline.vertex_stride = stride; - draw->pipeline.vertex_count = vertex_count; - - pipe_run(draw, prim, vertices, stride, elts, count); - draw->pipeline.verts = NULL; draw->pipeline.vertex_count = 0; } -#define QUAD(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), \ - verts + stride * (i3)); \ - do_triangle( draw, \ - ( DRAW_PIPE_EDGE_FLAG_0 | \ - DRAW_PIPE_EDGE_FLAG_1 ), \ - verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (i2), \ - verts + stride * (i3)) - -#define TRIANGLE(flags,i0,i1,i2) \ - do_triangle( draw, \ - flags, /* flags */ \ - verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (i1), \ - verts + stride * (i2)) - -#define LINE(flags,i0,i1) \ - do_line( draw, \ - flags, \ - verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \ - verts + stride * (i1)) -#define POINT(i0) \ - do_point( draw, \ - verts + stride * i0 ) +/* + * Set up macros for draw_pt_decompose.h template code. + * This code is for non-indexed (aka linear) rendering (no elts). + */ -#define FUNC pipe_run_linear -#define ARGS \ - struct draw_context *draw, \ - unsigned prim, \ - struct vertex_header *vertices, \ - unsigned stride +#define TRIANGLE(flags,i0,i1,i2) \ + do_triangle( draw, flags, \ + verts + stride * (i0), \ + verts + stride * (i1), \ + verts + stride * (i2) ) + +#define LINE(flags,i0,i1) \ + do_line( draw, flags, \ + verts + stride * (i0), \ + verts + stride * (i1) ) -#define LOCAL_VARS \ - char *verts = (char *)vertices; \ - boolean flatfirst = (draw->rasterizer->flatshade && \ - draw->rasterizer->flatshade_first); \ - unsigned i; \ - ushort flags +#define POINT(i0) \ + do_point( draw, verts + stride * (i0) ) -#define FLUSH + +#define GET_ELT(idx) (idx) + +#define FUNC pipe_run_linear +#define FUNC_VARS \ + struct draw_context *draw, \ + unsigned prim, \ + unsigned prim_flags, \ + struct vertex_header *vertices, \ + unsigned stride, \ + unsigned count #include "draw_pt_decompose.h" + +/* + * 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]; + char *verts = ((char*)vert_info->verts) + + (start * vert_info->stride); + + draw->pipeline.verts = verts; + draw->pipeline.vertex_stride = vert_info->stride; + draw->pipeline.vertex_count = count; + + assert(count <= vert_info->count); + + pipe_run_linear(draw, + prim_info->prim, + prim_info->flags, + (struct vertex_header*)verts, + vert_info->stride, + count); + } draw->pipeline.verts = NULL; draw->pipeline.vertex_count = 0;