diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/llvmpipe/Makefile | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/SConscript | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_context.c | 18 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_context.h | 15 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_draw_arrays.c | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_prim_vbuf.c | 559 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_prim_vbuf.h | 38 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup.c | 111 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup.h | 34 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup_context.h | 29 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup_vbuf.c | 520 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_derived.c | 223 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_fs.c | 3 |
13 files changed, 698 insertions, 858 deletions
diff --git a/src/gallium/drivers/llvmpipe/Makefile b/src/gallium/drivers/llvmpipe/Makefile index 345326e33d7..6ec97046e15 100644 --- a/src/gallium/drivers/llvmpipe/Makefile +++ b/src/gallium/drivers/llvmpipe/Makefile @@ -35,13 +35,13 @@ C_SOURCES = \ lp_fence.c \ lp_flush.c \ lp_jit.c \ - lp_prim_vbuf.c \ lp_rast.c \ lp_rast_tri.c \ lp_setup.c \ lp_setup_line.c \ lp_setup_point.c \ lp_setup_tri.c \ + lp_setup_vbuf.c \ lp_query.c \ lp_screen.c \ lp_state_blend.c \ diff --git a/src/gallium/drivers/llvmpipe/SConscript b/src/gallium/drivers/llvmpipe/SConscript index f0b71ef3eee..ae4303bd24f 100644 --- a/src/gallium/drivers/llvmpipe/SConscript +++ b/src/gallium/drivers/llvmpipe/SConscript @@ -46,7 +46,6 @@ llvmpipe = env.ConvenienceLibrary( 'lp_fence.c', 'lp_flush.c', 'lp_jit.c', - 'lp_prim_vbuf.c', 'lp_query.c', 'lp_scene.c', 'lp_scene_queue.c', @@ -55,6 +54,7 @@ llvmpipe = env.ConvenienceLibrary( 'lp_setup_line.c', 'lp_setup_point.c', 'lp_setup_tri.c', + 'lp_setup_vbuf.c', 'lp_state_blend.c', 'lp_state_clip.c', 'lp_state_derived.c', diff --git a/src/gallium/drivers/llvmpipe/lp_context.c b/src/gallium/drivers/llvmpipe/lp_context.c index 06aa0325403..0457ccc8a94 100644 --- a/src/gallium/drivers/llvmpipe/lp_context.c +++ b/src/gallium/drivers/llvmpipe/lp_context.c @@ -31,14 +31,12 @@ */ #include "draw/draw_context.h" -#include "draw/draw_vbuf.h" #include "pipe/p_defines.h" #include "util/u_math.h" #include "util/u_memory.h" #include "lp_clear.h" #include "lp_context.h" #include "lp_flush.h" -#include "lp_prim_vbuf.h" #include "lp_state.h" #include "lp_surface.h" #include "lp_texture.h" @@ -179,23 +177,11 @@ llvmpipe_create( struct pipe_screen *screen ) if (debug_get_bool_option( "LP_NO_RAST", FALSE )) llvmpipe->no_rast = TRUE; - llvmpipe->setup = lp_setup_create( screen ); + llvmpipe->setup = lp_setup_create( screen, + llvmpipe->draw ); if (!llvmpipe->setup) goto fail; - llvmpipe->vbuf_backend = lp_create_vbuf_backend(llvmpipe); - if (!llvmpipe->vbuf_backend) - goto fail; - - llvmpipe->vbuf = draw_vbuf_stage(llvmpipe->draw, llvmpipe->vbuf_backend); - if (!llvmpipe->vbuf) - goto fail; - - draw_set_rasterize_stage(llvmpipe->draw, llvmpipe->vbuf); - draw_set_render(llvmpipe->draw, llvmpipe->vbuf_backend); - - - /* plug in AA line/point stages */ draw_install_aaline_stage(llvmpipe->draw, &llvmpipe->pipe); draw_install_aapoint_stage(llvmpipe->draw, &llvmpipe->pipe); diff --git a/src/gallium/drivers/llvmpipe/lp_context.h b/src/gallium/drivers/llvmpipe/lp_context.h index 17c6939ff5b..b796148457e 100644 --- a/src/gallium/drivers/llvmpipe/lp_context.h +++ b/src/gallium/drivers/llvmpipe/lp_context.h @@ -93,17 +93,6 @@ struct llvmpipe_context { /** Which vertex shader output slot contains point size */ int psize_slot; - /* The reduced version of the primitive supplied by the state - * tracker. - */ - unsigned reduced_api_prim; - - /* The reduced primitive after unfilled triangles, wide-line - * decomposition, etc, are taken into account. This is the - * primitive actually rasterized. - */ - unsigned reduced_prim; - /** Derived from scissor and surface bounds: */ struct pipe_scissor_state cliprect; @@ -113,10 +102,6 @@ struct llvmpipe_context { /** The primitive drawing context */ struct draw_context *draw; - /** Draw module backend */ - struct vbuf_render *vbuf_backend; - struct draw_stage *vbuf; - unsigned tex_timestamp; boolean no_rast; diff --git a/src/gallium/drivers/llvmpipe/lp_draw_arrays.c b/src/gallium/drivers/llvmpipe/lp_draw_arrays.c index b879b5e755e..91fcbc01c6d 100644 --- a/src/gallium/drivers/llvmpipe/lp_draw_arrays.c +++ b/src/gallium/drivers/llvmpipe/lp_draw_arrays.c @@ -70,8 +70,6 @@ llvmpipe_draw_range_elements(struct pipe_context *pipe, struct draw_context *draw = lp->draw; unsigned i; - lp->reduced_api_prim = u_reduced_prim(mode); - if (lp->dirty) llvmpipe_update_derived( lp ); diff --git a/src/gallium/drivers/llvmpipe/lp_prim_vbuf.c b/src/gallium/drivers/llvmpipe/lp_prim_vbuf.c deleted file mode 100644 index 925e6f8b3bd..00000000000 --- a/src/gallium/drivers/llvmpipe/lp_prim_vbuf.c +++ /dev/null @@ -1,559 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 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. - * - **************************************************************************/ - -/** - * Interface between 'draw' module's output and the llvmpipe rasterizer/setup - * code. When the 'draw' module has finished filling a vertex buffer, the - * draw_arrays() functions below will be called. Loop over the vertices and - * call the point/line/tri setup functions. - * - * Authors - * Brian Paul - */ - - -#include "lp_context.h" -#include "lp_state.h" -#include "lp_prim_vbuf.h" -#include "lp_setup.h" -#include "draw/draw_context.h" -#include "draw/draw_vbuf.h" -#include "util/u_memory.h" -#include "util/u_prim.h" - - -#define LP_MAX_VBUF_INDEXES 1024 -#define LP_MAX_VBUF_SIZE 4096 - -typedef const float (*cptrf4)[4]; - -/** - * Subclass of vbuf_render. - */ -struct llvmpipe_vbuf_render -{ - struct vbuf_render base; - struct llvmpipe_context *llvmpipe; - struct setup_context *setup; - - uint prim; - uint vertex_size; - uint nr_vertices; - uint vertex_buffer_size; - void *vertex_buffer; -}; - - -/** cast wrapper */ -static struct llvmpipe_vbuf_render * -llvmpipe_vbuf_render(struct vbuf_render *vbr) -{ - return (struct llvmpipe_vbuf_render *) vbr; -} - - - - - - - -static const struct vertex_info * -lp_vbuf_get_vertex_info(struct vbuf_render *vbr) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - return llvmpipe_get_vbuf_vertex_info(cvbr->llvmpipe); -} - - -static boolean -lp_vbuf_allocate_vertices(struct vbuf_render *vbr, - ushort vertex_size, ushort nr_vertices) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - unsigned size = vertex_size * nr_vertices; - - if (cvbr->vertex_buffer_size < size) { - align_free(cvbr->vertex_buffer); - cvbr->vertex_buffer = align_malloc(size, 16); - cvbr->vertex_buffer_size = size; - } - - cvbr->vertex_size = vertex_size; - cvbr->nr_vertices = nr_vertices; - - return cvbr->vertex_buffer != NULL; -} - -static void -lp_vbuf_release_vertices(struct vbuf_render *vbr) -{ - /* keep the old allocation for next time */ -} - -static void * -lp_vbuf_map_vertices(struct vbuf_render *vbr) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - return cvbr->vertex_buffer; -} - -static void -lp_vbuf_unmap_vertices(struct vbuf_render *vbr, - ushort min_index, - ushort max_index ) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - assert( cvbr->vertex_buffer_size >= (max_index+1) * cvbr->vertex_size ); - /* do nothing */ -} - - -static boolean -lp_vbuf_set_primitive(struct vbuf_render *vbr, unsigned prim) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - - llvmpipe_update_derived( cvbr->llvmpipe ); - - cvbr->llvmpipe->reduced_prim = u_reduced_prim(prim); - cvbr->prim = prim; - return TRUE; - -} - - -static INLINE cptrf4 get_vert( const void *vertex_buffer, - int index, - int stride ) -{ - return (cptrf4)((char *)vertex_buffer + index * stride); -} - - -/** - * draw elements / indexed primitives - */ -static void -lp_vbuf_draw(struct vbuf_render *vbr, const ushort *indices, uint nr) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - struct llvmpipe_context *llvmpipe = cvbr->llvmpipe; - const unsigned stride = llvmpipe->vertex_info_vbuf.size * sizeof(float); - const void *vertex_buffer = cvbr->vertex_buffer; - struct setup_context *setup_ctx = cvbr->setup; - unsigned i; - - switch (cvbr->prim) { - case PIPE_PRIM_POINTS: - for (i = 0; i < nr; i++) { - lp_setup_point( setup_ctx, - get_vert(vertex_buffer, indices[i-0], stride) ); - } - break; - - case PIPE_PRIM_LINES: - for (i = 1; i < nr; i += 2) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - break; - - case PIPE_PRIM_LINE_STRIP: - for (i = 1; i < nr; i ++) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - break; - - case PIPE_PRIM_LINE_LOOP: - for (i = 1; i < nr; i ++) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - if (nr) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, indices[nr-1], stride), - get_vert(vertex_buffer, indices[0], stride) ); - } - break; - - case PIPE_PRIM_TRIANGLES: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i += 3) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[i-2], stride) ); - } - } - else { - for (i = 2; i < nr; i += 3) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - } - break; - - case PIPE_PRIM_TRIANGLE_STRIP: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i+(i&1)-1], stride), - get_vert(vertex_buffer, indices[i-(i&1)], stride), - get_vert(vertex_buffer, indices[i-2], stride) ); - } - } - else { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i+(i&1)-2], stride), - get_vert(vertex_buffer, indices[i-(i&1)-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - } - break; - - case PIPE_PRIM_TRIANGLE_FAN: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[0], stride), - get_vert(vertex_buffer, indices[i-1], stride) ); - } - } - else { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[0], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - } - break; - - case PIPE_PRIM_QUADS: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 3; i < nr; i += 4) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-3], stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[i-3], stride) ); - } - } - else { - for (i = 3; i < nr; i += 4) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-3], stride), - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - } - break; - - case PIPE_PRIM_QUAD_STRIP: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 3; i < nr; i += 2) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-3], stride)); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[i-3], stride) ); - } - } - else { - for (i = 3; i < nr; i += 2) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-3], stride), - get_vert(vertex_buffer, indices[i-2], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[i-3], stride), - get_vert(vertex_buffer, indices[i-0], stride) ); - } - } - break; - - case PIPE_PRIM_POLYGON: - /* Almost same as tri fan but the _first_ vertex specifies the flat - * shading color. Note that the first polygon vertex is passed as - * the last triangle vertex here. - * flatshade_first state makes no difference. - */ - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, indices[i-0], stride), - get_vert(vertex_buffer, indices[i-1], stride), - get_vert(vertex_buffer, indices[0], stride) ); - } - break; - - default: - assert(0); - } -} - - -/** - * This function is hit when the draw module is working in pass-through mode. - * It's up to us to convert the vertex array into point/line/tri prims. - */ -static void -lp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr) -{ - struct llvmpipe_vbuf_render *cvbr = llvmpipe_vbuf_render(vbr); - struct llvmpipe_context *llvmpipe = cvbr->llvmpipe; - struct setup_context *setup_ctx = cvbr->setup; - const unsigned stride = llvmpipe->vertex_info_vbuf.size * sizeof(float); - const void *vertex_buffer = - (void *) get_vert(cvbr->vertex_buffer, start, stride); - unsigned i; - - switch (cvbr->prim) { - case PIPE_PRIM_POINTS: - for (i = 0; i < nr; i++) { - lp_setup_point( setup_ctx, - get_vert(vertex_buffer, i-0, stride) ); - } - break; - - case PIPE_PRIM_LINES: - for (i = 1; i < nr; i += 2) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - break; - - case PIPE_PRIM_LINE_STRIP: - for (i = 1; i < nr; i ++) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - break; - - case PIPE_PRIM_LINE_LOOP: - for (i = 1; i < nr; i ++) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - if (nr) { - lp_setup_line( setup_ctx, - get_vert(vertex_buffer, nr-1, stride), - get_vert(vertex_buffer, 0, stride) ); - } - break; - - case PIPE_PRIM_TRIANGLES: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i += 3) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, i-2, stride) ); - } - } - else { - for (i = 2; i < nr; i += 3) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - } - break; - - case PIPE_PRIM_TRIANGLE_STRIP: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i++) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i+(i&1)-1, stride), - get_vert(vertex_buffer, i-(i&1), stride), - get_vert(vertex_buffer, i-2, stride) ); - } - } - else { - for (i = 2; i < nr; i++) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i+(i&1)-2, stride), - get_vert(vertex_buffer, i-(i&1)-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - } - break; - - case PIPE_PRIM_TRIANGLE_FAN: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, 0, stride), - get_vert(vertex_buffer, i-1, stride) ); - } - } - else { - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, 0, stride), - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - } - break; - - case PIPE_PRIM_QUADS: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 3; i < nr; i += 4) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-3, stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, i-3, stride) ); - } - } - else { - for (i = 3; i < nr; i += 4) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-3, stride), - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-0, stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - } - break; - - case PIPE_PRIM_QUAD_STRIP: - if (llvmpipe->rasterizer->flatshade_first) { - for (i = 3; i < nr; i += 2) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-3, stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, i-3, stride) ); - } - } - else { - for (i = 3; i < nr; i += 2) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-3, stride), - get_vert(vertex_buffer, i-2, stride), - get_vert(vertex_buffer, i-0, stride) ); - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-3, stride), - get_vert(vertex_buffer, i-0, stride) ); - } - } - break; - - case PIPE_PRIM_POLYGON: - /* Almost same as tri fan but the _first_ vertex specifies the flat - * shading color. Note that the first polygon vertex is passed as - * the last triangle vertex here. - * flatshade_first state makes no difference. - */ - for (i = 2; i < nr; i += 1) { - lp_setup_tri( setup_ctx, - get_vert(vertex_buffer, i-1, stride), - get_vert(vertex_buffer, i-0, stride), - get_vert(vertex_buffer, 0, stride) ); - } - break; - - default: - assert(0); - } -} - - - -static void -lp_vbuf_destroy(struct vbuf_render *vbr) -{ - FREE(vbr); -} - - -/** - * Create the post-transform vertex handler for the given context. - */ -struct vbuf_render * -lp_create_vbuf_backend(struct llvmpipe_context *lp) -{ - struct llvmpipe_vbuf_render *cvbr = CALLOC_STRUCT(llvmpipe_vbuf_render); - - assert(lp->draw); - assert(lp->setup); - - - cvbr->base.max_indices = LP_MAX_VBUF_INDEXES; - cvbr->base.max_vertex_buffer_bytes = LP_MAX_VBUF_SIZE; - - cvbr->base.get_vertex_info = lp_vbuf_get_vertex_info; - cvbr->base.allocate_vertices = lp_vbuf_allocate_vertices; - cvbr->base.map_vertices = lp_vbuf_map_vertices; - cvbr->base.unmap_vertices = lp_vbuf_unmap_vertices; - cvbr->base.set_primitive = lp_vbuf_set_primitive; - cvbr->base.draw = lp_vbuf_draw; - cvbr->base.draw_arrays = lp_vbuf_draw_arrays; - cvbr->base.release_vertices = lp_vbuf_release_vertices; - cvbr->base.destroy = lp_vbuf_destroy; - - cvbr->llvmpipe = lp; - cvbr->setup = lp->setup; - - return &cvbr->base; -} diff --git a/src/gallium/drivers/llvmpipe/lp_prim_vbuf.h b/src/gallium/drivers/llvmpipe/lp_prim_vbuf.h deleted file mode 100644 index 0676e2f42ac..00000000000 --- a/src/gallium/drivers/llvmpipe/lp_prim_vbuf.h +++ /dev/null @@ -1,38 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 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. - * - **************************************************************************/ - -#ifndef LP_VBUF_H -#define LP_VBUF_H - - -struct llvmpipe_context; - -extern struct vbuf_render * -lp_create_vbuf_backend(struct llvmpipe_context *llvmpipe); - - -#endif /* LP_VBUF_H */ diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index e361e5df63a..e2b21aed473 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -39,19 +39,22 @@ #include "util/u_surface.h" #include "lp_scene.h" #include "lp_scene_queue.h" -#include "lp_debug.h" -#include "lp_fence.h" -#include "lp_state.h" #include "lp_buffer.h" #include "lp_texture.h" +#include "lp_debug.h" +#include "lp_fence.h" +#include "lp_rast.h" #include "lp_setup_context.h" +#include "draw/draw_context.h" +#include "draw/draw_vbuf.h" + /** XXX temporary value, temporary here */ #define MAX_SCENES 2 -static void set_state( struct setup_context *, unsigned ); +static void set_scene_state( struct setup_context *, unsigned ); struct lp_scene * @@ -76,7 +79,7 @@ first_triangle( struct setup_context *setup, const float (*v1)[4], const float (*v2)[4]) { - set_state( setup, SETUP_ACTIVE ); + set_scene_state( setup, SETUP_ACTIVE ); lp_setup_choose_triangle( setup ); setup->triangle( setup, v0, v1, v2 ); } @@ -86,7 +89,7 @@ first_line( struct setup_context *setup, const float (*v0)[4], const float (*v1)[4]) { - set_state( setup, SETUP_ACTIVE ); + set_scene_state( setup, SETUP_ACTIVE ); lp_setup_choose_line( setup ); setup->line( setup, v0, v1 ); } @@ -95,7 +98,7 @@ static void first_point( struct setup_context *setup, const float (*v0)[4]) { - set_state( setup, SETUP_ACTIVE ); + set_scene_state( setup, SETUP_ACTIVE ); lp_setup_choose_point( setup ); setup->point( setup, v0 ); } @@ -194,7 +197,7 @@ execute_clears( struct setup_context *setup ) static void -set_state( struct setup_context *setup, +set_scene_state( struct setup_context *setup, unsigned new_state ) { unsigned old_state = setup->state; @@ -234,7 +237,7 @@ lp_setup_flush( struct setup_context *setup, { LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__); - set_state( setup, SETUP_FLUSHED ); + set_scene_state( setup, SETUP_FLUSHED ); } @@ -246,7 +249,7 @@ lp_setup_bind_framebuffer( struct setup_context *setup, LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__); - set_state( setup, SETUP_FLUSHED ); + set_scene_state( setup, SETUP_FLUSHED ); util_copy_framebuffer_state(&setup->fb, fb); @@ -302,7 +305,7 @@ lp_setup_clear( struct setup_context *setup, * buffers which the app or state-tracker might issue * separately. */ - set_state( setup, SETUP_CLEARED ); + set_scene_state( setup, SETUP_CLEARED ); setup->clear.flags |= flags; } @@ -321,7 +324,7 @@ lp_setup_fence( struct setup_context *setup ) LP_DBG(DEBUG_SETUP, "%s rank %u\n", __FUNCTION__, rank); - set_state( setup, SETUP_ACTIVE ); + set_scene_state( setup, SETUP_ACTIVE ); /* insert the fence into all command bins */ lp_scene_bin_everywhere( scene, @@ -358,13 +361,13 @@ lp_setup_set_fs_inputs( struct setup_context *setup, } void -lp_setup_set_fs( struct setup_context *setup, - struct lp_fragment_shader *fs ) +lp_setup_set_fs_function( struct setup_context *setup, + lp_jit_frag_func jit_function ) { - LP_DBG(DEBUG_SETUP, "%s %p\n", __FUNCTION__, (void *) fs); + LP_DBG(DEBUG_SETUP, "%s %p\n", __FUNCTION__, (void *) jit_function); /* FIXME: reference count */ - setup->fs.current.jit_function = fs ? fs->current->jit_function : NULL; + setup->fs.current.jit_function = jit_function; setup->dirty |= LP_SETUP_NEW_FS; } @@ -406,6 +409,25 @@ lp_setup_set_blend_color( struct setup_context *setup, } } + +void +lp_setup_set_flatshade_first( struct setup_context *setup, + boolean flatshade_first ) +{ + setup->flatshade_first = flatshade_first; +} + + +void +lp_setup_set_vertex_info( struct setup_context *setup, + struct vertex_info *vertex_info ) +{ + /* XXX: just silently holding onto the pointer: + */ + setup->vertex_info = vertex_info; +} + + void lp_setup_set_sampler_textures( struct setup_context *setup, unsigned num, struct pipe_texture **texture) @@ -452,8 +474,8 @@ lp_setup_is_texture_referenced( struct setup_context *setup, } -static INLINE void -lp_setup_update_shader_state( struct setup_context *setup ) +void +lp_setup_update_state( struct setup_context *setup ) { struct lp_scene *scene = lp_setup_get_current_scene(setup); @@ -548,36 +570,6 @@ lp_setup_update_shader_state( struct setup_context *setup ) } -/* Stubs for lines & points for now: - */ -void -lp_setup_point(struct setup_context *setup, - const float (*v0)[4]) -{ - lp_setup_update_shader_state(setup); - setup->point( setup, v0 ); -} - -void -lp_setup_line(struct setup_context *setup, - const float (*v0)[4], - const float (*v1)[4]) -{ - lp_setup_update_shader_state(setup); - setup->line( setup, v0, v1 ); -} - -void -lp_setup_tri(struct setup_context *setup, - const float (*v0)[4], - const float (*v1)[4], - const float (*v2)[4]) -{ - LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__); - - lp_setup_update_shader_state(setup); - setup->triangle( setup, v0, v1, v2 ); -} void @@ -602,11 +594,13 @@ lp_setup_destroy( struct setup_context *setup ) /** - * Create a new primitive tiling engine. Currently also creates a - * rasterizer to use with it. + * Create a new primitive tiling engine. Plug it into the backend of + * the draw module. Currently also creates a rasterizer to use with + * it. */ struct setup_context * -lp_setup_create( struct pipe_screen *screen ) +lp_setup_create( struct pipe_screen *screen, + struct draw_context *draw ) { unsigned i; struct setup_context *setup = CALLOC_STRUCT(setup_context); @@ -614,6 +608,8 @@ lp_setup_create( struct pipe_screen *screen ) if (!setup) return NULL; + lp_setup_init_vbuf(setup); + setup->empty_scenes = lp_scene_queue_create(); if (!setup->empty_scenes) goto fail; @@ -622,6 +618,13 @@ lp_setup_create( struct pipe_screen *screen ) if (!setup->rast) goto fail; + setup->vbuf = draw_vbuf_stage(draw, &setup->base); + if (!setup->vbuf) + goto fail; + + draw_set_rasterize_stage(draw, setup->vbuf); + draw_set_render(draw, &setup->base); + /* create some empty scenes */ for (i = 0; i < MAX_SCENES; i++) { struct lp_scene *scene = lp_scene_create(); @@ -637,6 +640,12 @@ lp_setup_create( struct pipe_screen *screen ) return setup; fail: + if (setup->rast) + lp_rast_destroy( setup->rast ); + + if (setup->vbuf) + ; + if (setup->empty_scenes) lp_scene_queue_destroy(setup->empty_scenes); diff --git a/src/gallium/drivers/llvmpipe/lp_setup.h b/src/gallium/drivers/llvmpipe/lp_setup.h index 5c606e86afc..a6120fcbe40 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.h +++ b/src/gallium/drivers/llvmpipe/lp_setup.h @@ -28,6 +28,10 @@ #define LP_SETUP_H #include "pipe/p_compiler.h" +#include "lp_jit.h" + +struct draw_context; +struct vertex_info; enum lp_interp { LP_INTERP_CONSTANT, @@ -58,7 +62,8 @@ struct lp_fragment_shader; struct lp_jit_context; struct setup_context * -lp_setup_create( struct pipe_screen *screen ); +lp_setup_create( struct pipe_screen *screen, + struct draw_context *draw ); void lp_setup_clear(struct setup_context *setup, @@ -72,22 +77,6 @@ lp_setup_fence( struct setup_context *setup ); void -lp_setup_tri(struct setup_context *setup, - const float (*v0)[4], - const float (*v1)[4], - const float (*v2)[4]); - -void -lp_setup_line(struct setup_context *setup, - const float (*v0)[4], - const float (*v1)[4]); - -void -lp_setup_point( struct setup_context *setup, - const float (*v0)[4] ); - - -void lp_setup_flush( struct setup_context *setup, unsigned flags ); @@ -107,8 +96,8 @@ lp_setup_set_fs_inputs( struct setup_context *setup, unsigned nr ); void -lp_setup_set_fs( struct setup_context *setup, - struct lp_fragment_shader *fs ); +lp_setup_set_fs_function( struct setup_context *setup, + lp_jit_frag_func jit_function ); void lp_setup_set_fs_constants(struct setup_context *setup, @@ -131,6 +120,13 @@ boolean lp_setup_is_texture_referenced( struct setup_context *setup, const struct pipe_texture *texture ); +void +lp_setup_set_flatshade_first( struct setup_context *setup, + boolean flatshade_first ); + +void +lp_setup_set_vertex_info( struct setup_context *setup, + struct vertex_info *info ); void lp_setup_destroy( struct setup_context *setup ); diff --git a/src/gallium/drivers/llvmpipe/lp_setup_context.h b/src/gallium/drivers/llvmpipe/lp_setup_context.h index f6604a8034a..d2278a46e66 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup_context.h +++ b/src/gallium/drivers/llvmpipe/lp_setup_context.h @@ -40,6 +40,7 @@ #include "lp_tile_soa.h" /* for TILE_SIZE */ #include "lp_scene.h" +#include "draw/draw_vbuf.h" #define LP_SETUP_NEW_FS 0x01 #define LP_SETUP_NEW_CONSTANTS 0x02 @@ -53,15 +54,31 @@ struct lp_scene_queue; * Point/line/triangle setup context. * Note: "stored" below indicates data which is stored in the bins, * not arbitrary malloc'd memory. + * + * + * Subclass of vbuf_render, plugged directly into the draw module as + * the rendering backend. */ -struct setup_context { - +struct setup_context +{ + struct vbuf_render base; + + struct vertex_info *vertex_info; + uint prim; + uint vertex_size; + uint nr_vertices; + uint vertex_buffer_size; + void *vertex_buffer; + + /* Final pipeline stage for draw module. Draw module should + * create/install this itself now. + */ + struct draw_stage *vbuf; struct lp_rasterizer *rast; - - struct lp_scene *scene; /**< current scene */ struct lp_scene_queue *empty_scenes; /**< queue of empty scenes */ + boolean flatshade_first; boolean ccw_is_frontface; unsigned cullmode; @@ -120,4 +137,8 @@ void lp_setup_choose_point( struct setup_context *setup ); struct lp_scene *lp_setup_get_current_scene(struct setup_context *setup); +void lp_setup_init_vbuf(struct setup_context *setup); + +void lp_setup_update_state( struct setup_context *setup ); + #endif diff --git a/src/gallium/drivers/llvmpipe/lp_setup_vbuf.c b/src/gallium/drivers/llvmpipe/lp_setup_vbuf.c new file mode 100644 index 00000000000..5cd4f354fd6 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_setup_vbuf.c @@ -0,0 +1,520 @@ +/************************************************************************** + * + * Copyright 2007 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. + * + **************************************************************************/ + +/** + * Interface between 'draw' module's output and the llvmpipe rasterizer/setup + * code. When the 'draw' module has finished filling a vertex buffer, the + * draw_arrays() functions below will be called. Loop over the vertices and + * call the point/line/tri setup functions. + * + * Authors + * Brian Paul + */ + + +#include "lp_setup_context.h" +#include "draw/draw_context.h" +#include "draw/draw_vbuf.h" +#include "draw/draw_vertex.h" +#include "util/u_memory.h" +#include "util/u_prim.h" + + +#define LP_MAX_VBUF_INDEXES 1024 +#define LP_MAX_VBUF_SIZE 4096 + + + +/** cast wrapper */ +static struct setup_context * +setup_context(struct vbuf_render *vbr) +{ + return (struct setup_context *) vbr; +} + + + +static const struct vertex_info * +lp_vbuf_get_vertex_info(struct vbuf_render *vbr) +{ + struct setup_context *setup = setup_context(vbr); + return setup->vertex_info; +} + + +static boolean +lp_vbuf_allocate_vertices(struct vbuf_render *vbr, + ushort vertex_size, ushort nr_vertices) +{ + struct setup_context *setup = setup_context(vbr); + unsigned size = vertex_size * nr_vertices; + + if (setup->vertex_buffer_size < size) { + align_free(setup->vertex_buffer); + setup->vertex_buffer = align_malloc(size, 16); + setup->vertex_buffer_size = size; + } + + setup->vertex_size = vertex_size; + setup->nr_vertices = nr_vertices; + + return setup->vertex_buffer != NULL; +} + +static void +lp_vbuf_release_vertices(struct vbuf_render *vbr) +{ + /* keep the old allocation for next time */ +} + +static void * +lp_vbuf_map_vertices(struct vbuf_render *vbr) +{ + struct setup_context *setup = setup_context(vbr); + return setup->vertex_buffer; +} + +static void +lp_vbuf_unmap_vertices(struct vbuf_render *vbr, + ushort min_index, + ushort max_index ) +{ + struct setup_context *setup = setup_context(vbr); + assert( setup->vertex_buffer_size >= (max_index+1) * setup->vertex_size ); + /* do nothing */ +} + + +static boolean +lp_vbuf_set_primitive(struct vbuf_render *vbr, unsigned prim) +{ + setup_context(vbr)->prim = prim; + return TRUE; +} + +typedef const float (*const_float4_ptr)[4]; + +static INLINE const_float4_ptr get_vert( const void *vertex_buffer, + int index, + int stride ) +{ + return (const_float4_ptr)((char *)vertex_buffer + index * stride); +} + +/** + * draw elements / indexed primitives + */ +static void +lp_vbuf_draw(struct vbuf_render *vbr, const ushort *indices, uint nr) +{ + struct setup_context *setup = setup_context(vbr); + const unsigned stride = setup->vertex_info->size * sizeof(float); + const void *vertex_buffer = setup->vertex_buffer; + unsigned i; + + lp_setup_update_state(setup); + + switch (setup->prim) { + case PIPE_PRIM_POINTS: + for (i = 0; i < nr; i++) { + setup->point( setup, + get_vert(vertex_buffer, indices[i-0], stride) ); + } + break; + + case PIPE_PRIM_LINES: + for (i = 1; i < nr; i += 2) { + setup->line( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + break; + + case PIPE_PRIM_LINE_STRIP: + for (i = 1; i < nr; i ++) { + setup->line( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + break; + + case PIPE_PRIM_LINE_LOOP: + for (i = 1; i < nr; i ++) { + setup->line( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + if (nr) { + setup->line( setup, + get_vert(vertex_buffer, indices[nr-1], stride), + get_vert(vertex_buffer, indices[0], stride) ); + } + break; + + case PIPE_PRIM_TRIANGLES: + if (setup->flatshade_first) { + for (i = 2; i < nr; i += 3) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[i-2], stride) ); + } + } + else { + for (i = 2; i < nr; i += 3) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + } + break; + + case PIPE_PRIM_TRIANGLE_STRIP: + if (setup->flatshade_first) { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i+(i&1)-1], stride), + get_vert(vertex_buffer, indices[i-(i&1)], stride), + get_vert(vertex_buffer, indices[i-2], stride) ); + } + } + else { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i+(i&1)-2], stride), + get_vert(vertex_buffer, indices[i-(i&1)-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + } + break; + + case PIPE_PRIM_TRIANGLE_FAN: + if (setup->flatshade_first) { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[0], stride), + get_vert(vertex_buffer, indices[i-1], stride) ); + } + } + else { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[0], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + } + break; + + case PIPE_PRIM_QUADS: + if (setup->flatshade_first) { + for (i = 3; i < nr; i += 4) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-3], stride) ); + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[i-3], stride) ); + } + } + else { + for (i = 3; i < nr; i += 4) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-3], stride), + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + } + break; + + case PIPE_PRIM_QUAD_STRIP: + if (setup->flatshade_first) { + for (i = 3; i < nr; i += 2) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-3], stride)); + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[i-3], stride) ); + } + } + else { + for (i = 3; i < nr; i += 2) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-3], stride), + get_vert(vertex_buffer, indices[i-2], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[i-3], stride), + get_vert(vertex_buffer, indices[i-0], stride) ); + } + } + break; + + case PIPE_PRIM_POLYGON: + /* Almost same as tri fan but the _first_ vertex specifies the flat + * shading color. Note that the first polygon vertex is passed as + * the last triangle vertex here. + * flatshade_first state makes no difference. + */ + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, indices[i-0], stride), + get_vert(vertex_buffer, indices[i-1], stride), + get_vert(vertex_buffer, indices[0], stride) ); + } + break; + + default: + assert(0); + } +} + + +/** + * This function is hit when the draw module is working in pass-through mode. + * It's up to us to convert the vertex array into point/line/tri prims. + */ +static void +lp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr) +{ + struct setup_context *setup = setup_context(vbr); + const unsigned stride = setup->vertex_info->size * sizeof(float); + const void *vertex_buffer = + (void *) get_vert(setup->vertex_buffer, start, stride); + unsigned i; + + lp_setup_update_state(setup); + + switch (setup->prim) { + case PIPE_PRIM_POINTS: + for (i = 0; i < nr; i++) { + setup->point( setup, + get_vert(vertex_buffer, i-0, stride) ); + } + break; + + case PIPE_PRIM_LINES: + for (i = 1; i < nr; i += 2) { + setup->line( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + break; + + case PIPE_PRIM_LINE_STRIP: + for (i = 1; i < nr; i ++) { + setup->line( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + break; + + case PIPE_PRIM_LINE_LOOP: + for (i = 1; i < nr; i ++) { + setup->line( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + if (nr) { + setup->line( setup, + get_vert(vertex_buffer, nr-1, stride), + get_vert(vertex_buffer, 0, stride) ); + } + break; + + case PIPE_PRIM_TRIANGLES: + if (setup->flatshade_first) { + for (i = 2; i < nr; i += 3) { + setup->triangle( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, i-2, stride) ); + } + } + else { + for (i = 2; i < nr; i += 3) { + setup->triangle( setup, + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + } + break; + + case PIPE_PRIM_TRIANGLE_STRIP: + if (setup->flatshade_first) { + for (i = 2; i < nr; i++) { + setup->triangle( setup, + get_vert(vertex_buffer, i+(i&1)-1, stride), + get_vert(vertex_buffer, i-(i&1), stride), + get_vert(vertex_buffer, i-2, stride) ); + } + } + else { + for (i = 2; i < nr; i++) { + setup->triangle( setup, + get_vert(vertex_buffer, i+(i&1)-2, stride), + get_vert(vertex_buffer, i-(i&1)-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + } + break; + + case PIPE_PRIM_TRIANGLE_FAN: + if (setup->flatshade_first) { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, 0, stride), + get_vert(vertex_buffer, i-1, stride) ); + } + } + else { + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, 0, stride), + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + } + break; + + case PIPE_PRIM_QUADS: + if (setup->flatshade_first) { + for (i = 3; i < nr; i += 4) { + setup->triangle( setup, + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-3, stride) ); + setup->triangle( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, i-3, stride) ); + } + } + else { + for (i = 3; i < nr; i += 4) { + setup->triangle( setup, + get_vert(vertex_buffer, i-3, stride), + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-0, stride) ); + setup->triangle( setup, + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + } + break; + + case PIPE_PRIM_QUAD_STRIP: + if (setup->flatshade_first) { + for (i = 3; i < nr; i += 2) { + setup->triangle( setup, + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-3, stride) ); + setup->triangle( setup, + + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, i-3, stride) ); + } + } + else { + for (i = 3; i < nr; i += 2) { + setup->triangle( setup, + get_vert(vertex_buffer, i-3, stride), + get_vert(vertex_buffer, i-2, stride), + get_vert(vertex_buffer, i-0, stride) ); + setup->triangle( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-3, stride), + get_vert(vertex_buffer, i-0, stride) ); + } + } + break; + + case PIPE_PRIM_POLYGON: + /* Almost same as tri fan but the _first_ vertex specifies the flat + * shading color. Note that the first polygon vertex is passed as + * the last triangle vertex here. + * flatshade_first state makes no difference. + */ + for (i = 2; i < nr; i += 1) { + setup->triangle( setup, + get_vert(vertex_buffer, i-1, stride), + get_vert(vertex_buffer, i-0, stride), + get_vert(vertex_buffer, 0, stride) ); + } + break; + + default: + assert(0); + } +} + + + +static void +lp_vbuf_destroy(struct vbuf_render *vbr) +{ + lp_setup_destroy(setup_context(vbr)); +} + + +/** + * Create the post-transform vertex handler for the given context. + */ +void +lp_setup_init_vbuf(struct setup_context *setup) +{ + setup->base.max_indices = LP_MAX_VBUF_INDEXES; + setup->base.max_vertex_buffer_bytes = LP_MAX_VBUF_SIZE; + + setup->base.get_vertex_info = lp_vbuf_get_vertex_info; + setup->base.allocate_vertices = lp_vbuf_allocate_vertices; + setup->base.map_vertices = lp_vbuf_map_vertices; + setup->base.unmap_vertices = lp_vbuf_unmap_vertices; + setup->base.set_primitive = lp_vbuf_set_primitive; + setup->base.draw = lp_vbuf_draw; + setup->base.draw_arrays = lp_vbuf_draw_arrays; + setup->base.release_vertices = lp_vbuf_release_vertices; + setup->base.destroy = lp_vbuf_destroy; +} diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c index a18efcc0e0f..ab827045ed6 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_derived.c +++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c @@ -37,17 +37,6 @@ #include "lp_state.h" -/** - * Mark the current vertex layout as "invalid". - * We'll validate the vertex layout later, when we start to actually - * render a point or line or tri. - */ -static void -invalidate_vertex_layout(struct llvmpipe_context *llvmpipe) -{ - llvmpipe->vertex_info.num_attribs = 0; -} - /** * The vertex info describes how to convert the post-transformed vertices @@ -57,150 +46,95 @@ invalidate_vertex_layout(struct llvmpipe_context *llvmpipe) * This function validates the vertex layout and returns a pointer to a * vertex_info object. */ -struct vertex_info * -llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe) +static void +compute_vertex_info(struct llvmpipe_context *llvmpipe) { - struct vertex_info *vinfo = &llvmpipe->vertex_info; - - if (vinfo->num_attribs == 0) { - /* compute vertex layout now */ - const struct lp_fragment_shader *lpfs = llvmpipe->fs; - const enum interp_mode colorInterp - = llvmpipe->rasterizer->flatshade ? INTERP_CONSTANT : INTERP_LINEAR; - struct vertex_info *vinfo_vbuf = &llvmpipe->vertex_info_vbuf; - const uint num = draw_num_vs_outputs(llvmpipe->draw); - uint i; - - /* Tell draw_vbuf to simply emit the whole post-xform vertex - * as-is. No longer any need to try and emit draw vertex_header - * info. - */ - vinfo_vbuf->num_attribs = 0; - for (i = 0; i < num; i++) { - draw_emit_vertex_attr(vinfo_vbuf, EMIT_4F, INTERP_PERSPECTIVE, i); - } - draw_compute_vertex_size(vinfo_vbuf); + const struct lp_fragment_shader *lpfs = llvmpipe->fs; + struct vertex_info *vinfo_vbuf = &llvmpipe->vertex_info_vbuf; + const uint num = draw_num_vs_outputs(llvmpipe->draw); + uint i; + + /* Tell draw_vbuf to simply emit the whole post-xform vertex as-is. + * + * Not really sure if this is the best approach. + */ + vinfo_vbuf->num_attribs = 0; + for (i = 0; i < num; i++) { + draw_emit_vertex_attr(vinfo_vbuf, EMIT_4F, INTERP_PERSPECTIVE, i); + } + draw_compute_vertex_size(vinfo_vbuf); - /* - * Loop over fragment shader inputs, searching for the matching output - * from the vertex shader. - */ - vinfo->num_attribs = 0; - for (i = 0; i < lpfs->info.num_inputs; i++) { - int src; - enum interp_mode interp; - switch (lpfs->info.input_interpolate[i]) { - case TGSI_INTERPOLATE_CONSTANT: - interp = INTERP_CONSTANT; - break; - case TGSI_INTERPOLATE_LINEAR: - interp = INTERP_LINEAR; - break; - case TGSI_INTERPOLATE_PERSPECTIVE: - interp = INTERP_PERSPECTIVE; - break; - default: - assert(0); - interp = INTERP_LINEAR; - } + lp_setup_set_vertex_info(llvmpipe->setup, vinfo_vbuf); - switch (lpfs->info.input_semantic_name[i]) { - case TGSI_SEMANTIC_POSITION: - src = draw_find_vs_output(llvmpipe->draw, - TGSI_SEMANTIC_POSITION, 0); - draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_POS, src); - break; +/* + llvmpipe->psize_slot = draw_find_vs_output(llvmpipe->draw, + TGSI_SEMANTIC_PSIZE, 0); +*/ - case TGSI_SEMANTIC_COLOR: - src = draw_find_vs_output(llvmpipe->draw, TGSI_SEMANTIC_COLOR, - lpfs->info.input_semantic_index[i]); - draw_emit_vertex_attr(vinfo, EMIT_4F, colorInterp, src); - break; + /* Now match FS inputs against emitted vertex data. It's also + * entirely possible to just have a fixed layout for FS input, + * determined by the fragment shader itself, and adjust the draw + * outputs to match that. + */ + { + struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS]; - case TGSI_SEMANTIC_FOG: - src = draw_find_vs_output(llvmpipe->draw, TGSI_SEMANTIC_FOG, 0); - draw_emit_vertex_attr(vinfo, EMIT_4F, interp, src); - break; + for (i = 0; i < lpfs->info.num_inputs; i++) { - case TGSI_SEMANTIC_GENERIC: + /* This can be precomputed, except for flatshade: + */ + switch (lpfs->info.input_semantic_name[i]) { case TGSI_SEMANTIC_FACE: - /* this includes texcoords and varying vars */ - src = draw_find_vs_output(llvmpipe->draw, TGSI_SEMANTIC_GENERIC, - lpfs->info.input_semantic_index[i]); - draw_emit_vertex_attr(vinfo, EMIT_4F, interp, src); + inputs[i].interp = LP_INTERP_FACING; + break; + case TGSI_SEMANTIC_POSITION: + inputs[i].interp = LP_INTERP_POSITION; + break; + case TGSI_SEMANTIC_COLOR: + /* Colors are linearly interpolated in the fragment shader + * even when flatshading is active. This just tells the + * setup module to use coefficients with ddx==0 and + * ddy==0. + */ + if (llvmpipe->rasterizer->flatshade) + inputs[i].interp = LP_INTERP_CONSTANT; + else + inputs[i].interp = LP_INTERP_LINEAR; break; default: - assert(0); - } - } - - llvmpipe->psize_slot = draw_find_vs_output(llvmpipe->draw, - TGSI_SEMANTIC_PSIZE, 0); - if (llvmpipe->psize_slot > 0) { - draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_CONSTANT, - llvmpipe->psize_slot); - } - - draw_compute_vertex_size(vinfo); - - { - struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS]; - - for (i = 0; i < lpfs->info.num_inputs; i++) { - switch (vinfo->attrib[i].interp_mode) { - case INTERP_CONSTANT: + switch (lpfs->info.input_interpolate[i]) { + case TGSI_INTERPOLATE_CONSTANT: inputs[i].interp = LP_INTERP_CONSTANT; break; - case INTERP_LINEAR: + case TGSI_INTERPOLATE_LINEAR: inputs[i].interp = LP_INTERP_LINEAR; break; - case INTERP_PERSPECTIVE: + case TGSI_INTERPOLATE_PERSPECTIVE: inputs[i].interp = LP_INTERP_PERSPECTIVE; break; - case INTERP_POS: - inputs[i].interp = LP_INTERP_POSITION; - break; default: assert(0); + break; } - - if (lpfs->info.input_semantic_name[i] == TGSI_SEMANTIC_FACE) - inputs[i].interp = LP_INTERP_FACING; - - inputs[i].src_index = vinfo->attrib[i].src_index; } - lp_setup_set_fs_inputs(llvmpipe->setup, inputs, lpfs->info.num_inputs); + /* Search for each input in current vs output: + */ + inputs[i].src_index = + draw_find_vs_output(llvmpipe->draw, + lpfs->info.input_semantic_name[i], + lpfs->info.input_semantic_index[i]); } - } - return vinfo; + lp_setup_set_fs_inputs(llvmpipe->setup, + inputs, + lpfs->info.num_inputs); + } } -/** - * Called from vbuf module. - * - * Note that there's actually two different vertex layouts in llvmpipe. - * - * The normal one is computed in llvmpipe_get_vertex_info() above and is - * used by the point/line/tri "setup" code. - * - * The other one (this one) is only used by the vbuf module (which is - * not normally used by default but used in testing). For the vbuf module, - * we basically want to pass-through the draw module's vertex layout as-is. - * When the llvmpipe vbuf code begins drawing, the normal vertex layout - * will come into play again. - */ -struct vertex_info * -llvmpipe_get_vbuf_vertex_info(struct llvmpipe_context *llvmpipe) -{ - (void) llvmpipe_get_vertex_info(llvmpipe); - return &llvmpipe->vertex_info_vbuf; -} - /** * Recompute cliprect from scissor bounds, scissor enable and surface size. @@ -273,7 +207,7 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe ) if (llvmpipe->dirty & (LP_NEW_RASTERIZER | LP_NEW_FS | LP_NEW_VS)) - invalidate_vertex_layout( llvmpipe ); + compute_vertex_info( llvmpipe ); if (llvmpipe->dirty & (LP_NEW_SCISSOR | LP_NEW_RASTERIZER | @@ -287,36 +221,23 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe ) LP_NEW_TEXTURE)) llvmpipe_update_fs( llvmpipe ); - if (llvmpipe->dirty & (LP_NEW_BLEND | - LP_NEW_DEPTH_STENCIL_ALPHA | - LP_NEW_SAMPLER | - LP_NEW_TEXTURE)) - llvmpipe_update_fs( llvmpipe ); - if (llvmpipe->dirty & LP_NEW_BLEND_COLOR) - lp_setup_set_blend_color(llvmpipe->setup, &llvmpipe->blend_color); + lp_setup_set_blend_color(llvmpipe->setup, + &llvmpipe->blend_color); if (llvmpipe->dirty & LP_NEW_DEPTH_STENCIL_ALPHA) - lp_setup_set_alpha_ref_value(llvmpipe->setup, llvmpipe->depth_stencil->alpha.ref_value); + lp_setup_set_alpha_ref_value(llvmpipe->setup, + llvmpipe->depth_stencil->alpha.ref_value); if (llvmpipe->dirty & LP_NEW_CONSTANTS) - lp_setup_set_fs_constants(llvmpipe->setup, llvmpipe->constants[PIPE_SHADER_FRAGMENT].buffer); + lp_setup_set_fs_constants(llvmpipe->setup, + llvmpipe->constants[PIPE_SHADER_FRAGMENT].buffer); if (llvmpipe->dirty & LP_NEW_TEXTURE) - lp_setup_set_sampler_textures(llvmpipe->setup, llvmpipe->num_textures, llvmpipe->texture); + lp_setup_set_sampler_textures(llvmpipe->setup, + llvmpipe->num_textures, + llvmpipe->texture); llvmpipe->dirty = 0; } - -#if 0 -void llvmpipe_prepare(struct lp_setup_context *setup) -{ - struct llvmpipe_context *lp = setup->llvmpipe; - - if (lp->dirty) { - llvmpipe_update_derived(lp); - } - -} -#endif diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c index 7ed727dbbce..3ad58415e39 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_fs.c +++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c @@ -891,5 +891,6 @@ llvmpipe_update_fs(struct llvmpipe_context *lp) shader->current = variant; - lp_setup_set_fs(lp->setup, shader); + lp_setup_set_fs_function(lp->setup, + shader->current->jit_function); } |