diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pt_varray.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pt_varray.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt_varray.c b/src/gallium/auxiliary/draw/draw_pt_varray.c deleted file mode 100644 index 2cda4f018d..0000000000 --- a/src/gallium/auxiliary/draw/draw_pt_varray.c +++ /dev/null @@ -1,202 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -#include "util/u_math.h" -#include "util/u_memory.h" - -#include "draw/draw_context.h" -#include "draw/draw_private.h" -#include "draw/draw_pt.h" - -#define FETCH_MAX 256 -#define DRAW_MAX (FETCH_MAX+8) - -struct varray_frontend { - struct draw_pt_front_end base; - struct draw_context *draw; - - ushort draw_elts[DRAW_MAX]; - unsigned fetch_elts[FETCH_MAX]; - - unsigned driver_fetch_max; - unsigned fetch_max; - - struct draw_pt_middle_end *middle; - - unsigned input_prim; - unsigned output_prim; -}; - - -static void varray_flush_linear(struct varray_frontend *varray, - unsigned start, unsigned count) -{ - if (count) { - assert(varray->middle->run_linear); - varray->middle->run_linear(varray->middle, start, count, 0x0); - } -} - -static void varray_line_loop_segment(struct varray_frontend *varray, - unsigned start, - unsigned segment_start, - unsigned segment_count, - boolean end ) -{ - assert(segment_count < varray->fetch_max); - if (segment_count >= 1) { - unsigned nr = 0, i; - - for (i = 0; i < segment_count; i++) - varray->fetch_elts[nr++] = start + segment_start + i; - - if (end) - varray->fetch_elts[nr++] = start; - - assert(nr <= FETCH_MAX); - - varray->middle->run(varray->middle, - varray->fetch_elts, - nr, - varray->draw_elts, /* ie. linear */ - nr, - 0x0); - } -} - - - -static void varray_fan_segment(struct varray_frontend *varray, - unsigned start, - unsigned segment_start, - unsigned segment_count ) -{ - assert(segment_count < varray->fetch_max); - if (segment_count >= 2) { - unsigned nr = 0, i; - - if (segment_start != 0) - varray->fetch_elts[nr++] = start; - - for (i = 0 ; i < segment_count; i++) - varray->fetch_elts[nr++] = start + segment_start + i; - - assert(nr <= FETCH_MAX); - - varray->middle->run(varray->middle, - varray->fetch_elts, - nr, - varray->draw_elts, /* ie. linear */ - nr, - 0x0); - } -} - - - - -#define FUNC varray_run -#include "draw_pt_varray_tmp_linear.h" - -static unsigned decompose_prim[PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY + 1] = { - PIPE_PRIM_POINTS, - PIPE_PRIM_LINES, - PIPE_PRIM_LINE_STRIP, /* decomposed LINELOOP */ - PIPE_PRIM_LINE_STRIP, - PIPE_PRIM_TRIANGLES, - PIPE_PRIM_TRIANGLE_STRIP, - PIPE_PRIM_TRIANGLE_FAN, - PIPE_PRIM_QUADS, - PIPE_PRIM_QUAD_STRIP, - PIPE_PRIM_POLYGON, - PIPE_PRIM_LINES_ADJACENCY, - PIPE_PRIM_LINE_STRIP_ADJACENCY, - PIPE_PRIM_TRIANGLES_ADJACENCY, - PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY -}; - - - -static void varray_prepare(struct draw_pt_front_end *frontend, - unsigned in_prim, - struct draw_pt_middle_end *middle, - unsigned opt) -{ - struct varray_frontend *varray = (struct varray_frontend *)frontend; - - varray->base.run = varray_run; - - varray->input_prim = in_prim; - assert(in_prim < Elements(decompose_prim)); - varray->output_prim = decompose_prim[in_prim]; - - varray->middle = middle; - middle->prepare(middle, - varray->output_prim, - opt, &varray->driver_fetch_max ); - - /* check that the max is even */ - assert((varray->driver_fetch_max & 1) == 0); - - varray->fetch_max = MIN2(FETCH_MAX, varray->driver_fetch_max); -} - - - - -static void varray_finish(struct draw_pt_front_end *frontend) -{ - struct varray_frontend *varray = (struct varray_frontend *)frontend; - varray->middle->finish(varray->middle); - varray->middle = NULL; -} - -static void varray_destroy(struct draw_pt_front_end *frontend) -{ - FREE(frontend); -} - - -struct draw_pt_front_end *draw_pt_varray(struct draw_context *draw) -{ - ushort i; - struct varray_frontend *varray = CALLOC_STRUCT(varray_frontend); - if (varray == NULL) - return NULL; - - varray->base.prepare = varray_prepare; - varray->base.run = NULL; - varray->base.finish = varray_finish; - varray->base.destroy = varray_destroy; - varray->draw = draw; - - for (i = 0; i < DRAW_MAX; i++) { - varray->draw_elts[i] = i; - } - - return &varray->base; -} |