X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fauxiliary%2Fdraw%2Fdraw_pipe_pstipple.c;h=51f5a860bf994dc8729255ee716bb099579a8a22;hb=662a4d4a120cb0a07023f00e3c5e4a0809428a53;hp=0cc2b7186416dce314a29d1a3f984360612b0298;hpb=16c6dce013f089d072256652f012b3b604781bfd;p=mesa.git diff --git a/src/gallium/auxiliary/draw/draw_pipe_pstipple.c b/src/gallium/auxiliary/draw/draw_pipe_pstipple.c index 0cc2b718641..51f5a860bf9 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_pstipple.c +++ b/src/gallium/auxiliary/draw/draw_pipe_pstipple.c @@ -27,8 +27,9 @@ /** * Polygon stipple stage: implement polygon stipple with texture map and - * fragment program. The fragment program samples the texture and does - * a fragment kill for the stipple-failing fragments. + * fragment program. The fragment program samples the texture using the + * fragment window coordinate register and does a fragment kill for the + * stipple-failing fragments. * * Authors: Brian Paul */ @@ -37,10 +38,12 @@ #include "pipe/p_context.h" #include "pipe/p_defines.h" #include "pipe/p_shader_tokens.h" +#include "util/u_inlines.h" #include "util/u_format.h" #include "util/u_math.h" #include "util/u_memory.h" +#include "util/u_sampler.h" #include "tgsi/tgsi_transform.h" #include "tgsi/tgsi_dump.h" @@ -49,6 +52,9 @@ #include "draw_pipe.h" +/** Approx number of new tokens for instructions in pstip_transform_inst() */ +#define NUM_NEW_TOKENS 50 + /** * Subclass of pipe_shader_state to carry extra fragment shader info. @@ -70,9 +76,10 @@ struct pstip_stage struct draw_stage stage; void *sampler_cso; - struct pipe_texture *texture; + struct pipe_resource *texture; + struct pipe_sampler_view *sampler_view; uint num_samplers; - uint num_textures; + uint num_sampler_views; /* * Currently bound state @@ -80,7 +87,7 @@ struct pstip_stage struct pstip_fragment_shader *fs; struct { void *samplers[PIPE_MAX_SAMPLERS]; - struct pipe_texture *textures[PIPE_MAX_SAMPLERS]; + struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS]; const struct pipe_poly_stipple *stipple; } state; @@ -94,8 +101,9 @@ struct pstip_stage void (*driver_bind_sampler_states)(struct pipe_context *, unsigned, void **); - void (*driver_set_sampler_textures)(struct pipe_context *, unsigned, - struct pipe_texture **); + void (*driver_set_sampler_views)(struct pipe_context *, + unsigned, + struct pipe_sampler_view **); void (*driver_set_polygon_stipple)(struct pipe_context *, const struct pipe_poly_stipple *); @@ -107,7 +115,8 @@ struct pstip_stage /** * Subclass of tgsi_transform_context, used for transforming the - * user's fragment shader to add the special AA instructions. + * user's fragment shader to add the extra texture sample and fragment kill + * instructions. */ struct pstip_transform_context { struct tgsi_transform_context base; @@ -156,11 +165,16 @@ pstip_transform_decl(struct tgsi_transform_context *ctx, } +/** + * TGSI immediate declaration transform callback. + * We're just counting the number of immediates here. + */ static void pstip_transform_immed(struct tgsi_transform_context *ctx, struct tgsi_full_immediate *immed) { struct pstip_transform_context *pctx = (struct pstip_transform_context *) ctx; + ctx->emit_immediate(ctx, immed); /* emit to output shader */ pctx->numImmed++; } @@ -171,12 +185,7 @@ pstip_transform_immed(struct tgsi_transform_context *ctx, static int free_bit(uint bitfield) { - int i; - for (i = 0; i < 32; i++) { - if ((bitfield & (1 << i)) == 0) - return i; - } - return -1; + return ffs(~bitfield) - 1; } @@ -225,12 +234,13 @@ pstip_transform_inst(struct tgsi_transform_context *ctx, /* declare new position input reg */ decl = tgsi_default_full_declaration(); decl.Declaration.File = TGSI_FILE_INPUT; - decl.Declaration.Interpolate = TGSI_INTERPOLATE_LINEAR; /* XXX? */ + decl.Declaration.Interpolate = 1; decl.Declaration.Semantic = 1; decl.Semantic.Name = TGSI_SEMANTIC_POSITION; decl.Semantic.Index = 0; decl.Range.First = decl.Range.Last = wincoordInput; + decl.Interp.Interpolate = TGSI_INTERPOLATE_LINEAR; /* XXX? */ ctx->emit_declaration(ctx, &decl); } @@ -268,7 +278,7 @@ pstip_transform_inst(struct tgsi_transform_context *ctx, /* - * Insert new MUL/TEX/KILP instructions at start of program + * Insert new MUL/TEX/KILL_IF instructions at start of program * Take gl_FragCoord, divide by 32 (stipple size), sample the * texture and kill fragment if needed. * @@ -305,9 +315,9 @@ pstip_transform_inst(struct tgsi_transform_context *ctx, newInst.Src[1].Register.Index = pctx->freeSampler; ctx->emit_instruction(ctx, &newInst); - /* KIL -texTemp; # if -texTemp < 0, KILL fragment */ + /* KILL_IF -texTemp; # if -texTemp < 0, KILL fragment */ newInst = tgsi_default_full_instruction(); - newInst.Instruction.Opcode = TGSI_OPCODE_KIL; + newInst.Instruction.Opcode = TGSI_OPCODE_KILL_IF; newInst.Instruction.NumDstRegs = 0; newInst.Instruction.NumSrcRegs = 1; newInst.Src[0].Register.File = TGSI_FILE_TEMPORARY; @@ -332,11 +342,10 @@ generate_pstip_fs(struct pstip_stage *pstip) /*struct draw_context *draw = pstip->stage.draw;*/ struct pipe_shader_state pstip_fs; struct pstip_transform_context transform; - -#define MAX 1000 + const uint newLen = tgsi_num_tokens(orig_fs->tokens) + NUM_NEW_TOKENS; pstip_fs = *orig_fs; /* copy to init */ - pstip_fs.tokens = MALLOC(sizeof(struct tgsi_token) * MAX); + pstip_fs.tokens = tgsi_alloc_tokens(newLen); if (pstip_fs.tokens == NULL) return FALSE; @@ -351,19 +360,25 @@ generate_pstip_fs(struct pstip_stage *pstip) tgsi_transform_shader(orig_fs->tokens, (struct tgsi_token *) pstip_fs.tokens, - MAX, &transform.base); + newLen, &transform.base); #if 0 /* DEBUG */ tgsi_dump(orig_fs->tokens, 0); tgsi_dump(pstip_fs.tokens, 0); #endif + assert(pstip->fs); + pstip->fs->sampler_unit = transform.freeSampler; assert(pstip->fs->sampler_unit < PIPE_MAX_SAMPLERS); pstip->fs->pstip_fs = pstip->driver_create_fs_state(pstip->pipe, &pstip_fs); - + FREE((void *)pstip_fs.tokens); + + if (!pstip->fs->pstip_fs) + return FALSE; + return TRUE; } @@ -376,24 +391,18 @@ pstip_update_texture(struct pstip_stage *pstip) { static const uint bit31 = 1 << 31; struct pipe_context *pipe = pstip->pipe; - struct pipe_screen *screen = pipe->screen; struct pipe_transfer *transfer; const uint *stipple = pstip->state.stipple->stipple; uint i, j; ubyte *data; - /* XXX: want to avoid flushing just because we use stipple: - */ - pipe->flush( pipe, PIPE_FLUSH_TEXTURE_CACHE, NULL ); - - transfer = screen->get_tex_transfer(screen, pstip->texture, 0, 0, 0, - PIPE_TRANSFER_WRITE, 0, 0, 32, 32); - data = screen->transfer_map(screen, transfer); + data = pipe_transfer_map(pipe, pstip->texture, 0, 0, + PIPE_TRANSFER_WRITE, 0, 0, 32, 32, &transfer); /* * Load alpha texture. * Note: 0 means keep the fragment, 255 means kill it. - * We'll negate the texel value and use KILP which kills if value + * We'll negate the texel value and use KILL_IF which kills if value * is negative. */ for (i = 0; i < 32; i++) { @@ -410,8 +419,7 @@ pstip_update_texture(struct pstip_stage *pstip) } /* unmap */ - screen->transfer_unmap(screen, transfer); - screen->tex_transfer_destroy(transfer); + pipe_transfer_unmap(pipe, transfer); } @@ -423,7 +431,8 @@ pstip_create_texture(struct pstip_stage *pstip) { struct pipe_context *pipe = pstip->pipe; struct pipe_screen *screen = pipe->screen; - struct pipe_texture texTemp; + struct pipe_resource texTemp; + struct pipe_sampler_view viewTempl; memset(&texTemp, 0, sizeof(texTemp)); texTemp.target = PIPE_TEXTURE_2D; @@ -432,11 +441,23 @@ pstip_create_texture(struct pstip_stage *pstip) texTemp.width0 = 32; texTemp.height0 = 32; texTemp.depth0 = 1; + texTemp.array_size = 1; + texTemp.bind = PIPE_BIND_SAMPLER_VIEW; - pstip->texture = screen->texture_create(screen, &texTemp); + pstip->texture = screen->resource_create(screen, &texTemp); if (pstip->texture == NULL) return FALSE; + u_sampler_view_default_template(&viewTempl, + pstip->texture, + pstip->texture->format); + pstip->sampler_view = pipe->create_sampler_view(pipe, + pstip->texture, + &viewTempl); + if (!pstip->sampler_view) { + return FALSE; + } + return TRUE; } @@ -515,19 +536,19 @@ pstip_first_tri(struct draw_stage *stage, struct prim_header *header) /* how many samplers? */ /* we'll use sampler/texture[pstip->sampler_unit] for the stipple */ - num_samplers = MAX2(pstip->num_textures, pstip->num_samplers); + num_samplers = MAX2(pstip->num_sampler_views, pstip->num_samplers); num_samplers = MAX2(num_samplers, pstip->fs->sampler_unit + 1); /* plug in our sampler, texture */ pstip->state.samplers[pstip->fs->sampler_unit] = pstip->sampler_cso; - pipe_texture_reference(&pstip->state.textures[pstip->fs->sampler_unit], - pstip->texture); + pipe_sampler_view_reference(&pstip->state.sampler_views[pstip->fs->sampler_unit], + pstip->sampler_view); assert(num_samplers <= PIPE_MAX_SAMPLERS); draw->suspend_flushing = TRUE; pstip->driver_bind_sampler_states(pipe, num_samplers, pstip->state.samplers); - pstip->driver_set_sampler_textures(pipe, num_samplers, pstip->state.textures); + pstip->driver_set_sampler_views(pipe, num_samplers, pstip->state.sampler_views); draw->suspend_flushing = FALSE; /* now really draw first triangle */ @@ -548,11 +569,12 @@ pstip_flush(struct draw_stage *stage, unsigned flags) /* restore original frag shader, texture, sampler state */ draw->suspend_flushing = TRUE; - pstip->driver_bind_fs_state(pipe, pstip->fs->driver_fs); + pstip->driver_bind_fs_state(pipe, pstip->fs ? pstip->fs->driver_fs : NULL); pstip->driver_bind_sampler_states(pipe, pstip->num_samplers, pstip->state.samplers); - pstip->driver_set_sampler_textures(pipe, pstip->num_textures, - pstip->state.textures); + pstip->driver_set_sampler_views(pipe, + pstip->num_sampler_views, + pstip->state.sampler_views); draw->suspend_flushing = FALSE; } @@ -571,24 +593,31 @@ pstip_destroy(struct draw_stage *stage) uint i; for (i = 0; i < PIPE_MAX_SAMPLERS; i++) { - pipe_texture_reference(&pstip->state.textures[i], NULL); + pipe_sampler_view_reference(&pstip->state.sampler_views[i], NULL); } pstip->pipe->delete_sampler_state(pstip->pipe, pstip->sampler_cso); - pipe_texture_reference(&pstip->texture, NULL); + pipe_resource_reference(&pstip->texture, NULL); + + if (pstip->sampler_view) { + pipe_sampler_view_reference(&pstip->sampler_view, NULL); + } draw_free_temp_verts( stage ); FREE( stage ); } +/** Create a new polygon stipple drawing stage object */ static struct pstip_stage * -draw_pstip_stage(struct draw_context *draw) +draw_pstip_stage(struct draw_context *draw, struct pipe_context *pipe) { struct pstip_stage *pstip = CALLOC_STRUCT(pstip_stage); + if (pstip == NULL) + goto fail; - draw_alloc_temp_verts( &pstip->stage, 8 ); + pstip->pipe = pipe; pstip->stage.draw = draw; pstip->stage.name = "pstip"; @@ -600,7 +629,16 @@ draw_pstip_stage(struct draw_context *draw) pstip->stage.reset_stipple_counter = pstip_reset_stipple_counter; pstip->stage.destroy = pstip_destroy; + if (!draw_alloc_temp_verts( &pstip->stage, 8 )) + goto fail; + return pstip; + +fail: + if (pstip) + pstip->stage.destroy( &pstip->stage ); + + return NULL; } @@ -621,16 +659,16 @@ pstip_create_fs_state(struct pipe_context *pipe, const struct pipe_shader_state *fs) { struct pstip_stage *pstip = pstip_stage_from_pipe(pipe); - struct pstip_fragment_shader *aafs = CALLOC_STRUCT(pstip_fragment_shader); + struct pstip_fragment_shader *pstipfs = CALLOC_STRUCT(pstip_fragment_shader); - if (aafs) { - aafs->state = *fs; + if (pstipfs) { + pstipfs->state = *fs; /* pass-through */ - aafs->driver_fs = pstip->driver_create_fs_state(pstip->pipe, fs); + pstipfs->driver_fs = pstip->driver_create_fs_state(pstip->pipe, fs); } - return aafs; + return pstipfs; } @@ -638,12 +676,12 @@ static void pstip_bind_fs_state(struct pipe_context *pipe, void *fs) { struct pstip_stage *pstip = pstip_stage_from_pipe(pipe); - struct pstip_fragment_shader *aafs = (struct pstip_fragment_shader *) fs; + struct pstip_fragment_shader *pstipfs = (struct pstip_fragment_shader *) fs; /* save current */ - pstip->fs = aafs; + pstip->fs = pstipfs; /* pass-through */ pstip->driver_bind_fs_state(pstip->pipe, - (aafs ? aafs->driver_fs : NULL)); + (pstipfs ? pstipfs->driver_fs : NULL)); } @@ -651,14 +689,14 @@ static void pstip_delete_fs_state(struct pipe_context *pipe, void *fs) { struct pstip_stage *pstip = pstip_stage_from_pipe(pipe); - struct pstip_fragment_shader *aafs = (struct pstip_fragment_shader *) fs; + struct pstip_fragment_shader *pstipfs = (struct pstip_fragment_shader *) fs; /* pass-through */ - pstip->driver_delete_fs_state(pstip->pipe, aafs->driver_fs); + pstip->driver_delete_fs_state(pstip->pipe, pstipfs->driver_fs); - if (aafs->pstip_fs) - pstip->driver_delete_fs_state(pstip->pipe, aafs->pstip_fs); + if (pstipfs->pstip_fs) + pstip->driver_delete_fs_state(pstip->pipe, pstipfs->pstip_fs); - FREE(aafs); + FREE(pstipfs); } @@ -682,24 +720,25 @@ pstip_bind_sampler_states(struct pipe_context *pipe, static void -pstip_set_sampler_textures(struct pipe_context *pipe, - unsigned num, struct pipe_texture **texture) +pstip_set_sampler_views(struct pipe_context *pipe, + unsigned num, + struct pipe_sampler_view **views) { struct pstip_stage *pstip = pstip_stage_from_pipe(pipe); uint i; /* save current */ for (i = 0; i < num; i++) { - pipe_texture_reference(&pstip->state.textures[i], texture[i]); + pipe_sampler_view_reference(&pstip->state.sampler_views[i], views[i]); } for (; i < PIPE_MAX_SAMPLERS; i++) { - pipe_texture_reference(&pstip->state.textures[i], NULL); + pipe_sampler_view_reference(&pstip->state.sampler_views[i], NULL); } - pstip->num_textures = num; + pstip->num_sampler_views = num; /* pass-through */ - pstip->driver_set_sampler_textures(pstip->pipe, num, texture); + pstip->driver_set_sampler_views(pstip->pipe, num, views); } @@ -735,14 +774,12 @@ draw_install_pstipple_stage(struct draw_context *draw, /* * Create / install pgon stipple drawing / prim stage */ - pstip = draw_pstip_stage( draw ); + pstip = draw_pstip_stage( draw, pipe ); if (pstip == NULL) goto fail; draw->pipeline.pstipple = &pstip->stage; - pstip->pipe = pipe; - /* create special texture, sampler state */ if (!pstip_create_texture(pstip)) goto fail; @@ -756,7 +793,7 @@ draw_install_pstipple_stage(struct draw_context *draw, pstip->driver_delete_fs_state = pipe->delete_fs_state; pstip->driver_bind_sampler_states = pipe->bind_fragment_sampler_states; - pstip->driver_set_sampler_textures = pipe->set_fragment_sampler_textures; + pstip->driver_set_sampler_views = pipe->set_fragment_sampler_views; pstip->driver_set_polygon_stipple = pipe->set_polygon_stipple; /* override the driver's functions */ @@ -765,7 +802,7 @@ draw_install_pstipple_stage(struct draw_context *draw, pipe->delete_fs_state = pstip_delete_fs_state; pipe->bind_fragment_sampler_states = pstip_bind_sampler_states; - pipe->set_fragment_sampler_textures = pstip_set_sampler_textures; + pipe->set_fragment_sampler_views = pstip_set_sampler_views; pipe->set_polygon_stipple = pstip_set_polygon_stipple; return TRUE;