| /********************************************************** |
| * Copyright 2008-2009 VMware, Inc. 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, sublicense, 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 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 |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * 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 "pipe/p_inlines.h" |
| #include "pipe/p_defines.h" |
| #include "util/u_math.h" |
| |
| #include "svga_screen_texture.h" |
| #include "svga_winsys.h" |
| #include "svga_context.h" |
| #include "svga_state.h" |
| #include "svga_cmd.h" |
| |
| |
| void svga_cleanup_tss_binding(struct svga_context *svga) |
| { |
| int i; |
| unsigned count = MAX2( svga->curr.num_textures, |
| svga->state.hw_draw.num_views ); |
| |
| for (i = 0; i < count; i++) { |
| struct svga_hw_view_state *view = &svga->state.hw_draw.views[i]; |
| |
| svga_sampler_view_reference(&view->v, NULL); |
| pipe_texture_reference( &svga->curr.texture[i], NULL ); |
| pipe_texture_reference( &view->texture, NULL ); |
| |
| view->dirty = 1; |
| } |
| } |
| |
| |
| static int |
| update_tss_binding(struct svga_context *svga, |
| unsigned dirty ) |
| { |
| unsigned i; |
| unsigned count = MAX2( svga->curr.num_textures, |
| svga->state.hw_draw.num_views ); |
| unsigned min_lod; |
| unsigned max_lod; |
| |
| |
| struct { |
| struct { |
| unsigned unit; |
| struct svga_hw_view_state *view; |
| } bind[PIPE_MAX_SAMPLERS]; |
| |
| unsigned bind_count; |
| } queue; |
| |
| queue.bind_count = 0; |
| |
| for (i = 0; i < count; i++) { |
| const struct svga_sampler_state *s = svga->curr.sampler[i]; |
| struct svga_hw_view_state *view = &svga->state.hw_draw.views[i]; |
| |
| /* get min max lod */ |
| if (svga->curr.texture[i]) { |
| min_lod = MAX2(s->view_min_lod, 0); |
| max_lod = MIN2(s->view_max_lod, svga->curr.texture[i]->last_level); |
| } else { |
| min_lod = 0; |
| max_lod = 0; |
| } |
| |
| if (view->texture != svga->curr.texture[i] || |
| view->min_lod != min_lod || |
| view->max_lod != max_lod) { |
| |
| svga_sampler_view_reference(&view->v, NULL); |
| pipe_texture_reference( &view->texture, svga->curr.texture[i] ); |
| |
| view->dirty = TRUE; |
| view->min_lod = min_lod; |
| view->max_lod = max_lod; |
| |
| if (svga->curr.texture[i]) |
| view->v = svga_get_tex_sampler_view(&svga->pipe, |
| svga->curr.texture[i], |
| min_lod, |
| max_lod); |
| } |
| |
| if (view->dirty) { |
| queue.bind[queue.bind_count].unit = i; |
| queue.bind[queue.bind_count].view = view; |
| queue.bind_count++; |
| } |
| else if (view->v) { |
| svga_validate_sampler_view(svga, view->v); |
| } |
| } |
| |
| svga->state.hw_draw.num_views = svga->curr.num_textures; |
| |
| if (queue.bind_count) { |
| SVGA3dTextureState *ts; |
| |
| if (SVGA3D_BeginSetTextureState( svga->swc, |
| &ts, |
| queue.bind_count ) != PIPE_OK) |
| goto fail; |
| |
| for (i = 0; i < queue.bind_count; i++) { |
| ts[i].stage = queue.bind[i].unit; |
| ts[i].name = SVGA3D_TS_BIND_TEXTURE; |
| |
| if (queue.bind[i].view->v) { |
| svga->swc->surface_relocation(svga->swc, |
| &ts[i].value, |
| queue.bind[i].view->v->handle, |
| PIPE_BUFFER_USAGE_GPU_READ); |
| } |
| else { |
| ts[i].value = SVGA3D_INVALID_ID; |
| } |
| |
| queue.bind[i].view->dirty = FALSE; |
| } |
| |
| SVGA_FIFOCommitAll( svga->swc ); |
| } |
| |
| return 0; |
| |
| fail: |
| return PIPE_ERROR_OUT_OF_MEMORY; |
| } |
| |
| |
| struct svga_tracked_state svga_hw_tss_binding = { |
| "texture binding emit", |
| SVGA_NEW_TEXTURE_BINDING | |
| SVGA_NEW_SAMPLER, |
| update_tss_binding |
| }; |
| |
| |
| /*********************************************************************** |
| */ |
| |
| struct ts_queue { |
| unsigned ts_count; |
| SVGA3dTextureState ts[PIPE_MAX_SAMPLERS*SVGA3D_TS_MAX]; |
| }; |
| |
| |
| #define EMIT_TS(svga, unit, val, token, fail) \ |
| do { \ |
| if (svga->state.hw_draw.ts[unit][SVGA3D_TS_##token] != val) { \ |
| svga_queue_tss( &queue, unit, SVGA3D_TS_##token, val ); \ |
| svga->state.hw_draw.ts[unit][SVGA3D_TS_##token] = val; \ |
| } \ |
| } while (0) |
| |
| #define EMIT_TS_FLOAT(svga, unit, fvalue, token, fail) \ |
| do { \ |
| unsigned val = fui(fvalue); \ |
| if (svga->state.hw_draw.ts[unit][SVGA3D_TS_##token] != val) { \ |
| svga_queue_tss( &queue, unit, SVGA3D_TS_##token, val ); \ |
| svga->state.hw_draw.ts[unit][SVGA3D_TS_##token] = val; \ |
| } \ |
| } while (0) |
| |
| |
| static INLINE void |
| svga_queue_tss( struct ts_queue *q, |
| unsigned unit, |
| unsigned tss, |
| unsigned value ) |
| { |
| assert(q->ts_count < sizeof(q->ts)/sizeof(q->ts[0])); |
| q->ts[q->ts_count].stage = unit; |
| q->ts[q->ts_count].name = tss; |
| q->ts[q->ts_count].value = value; |
| q->ts_count++; |
| } |
| |
| |
| static int |
| update_tss(struct svga_context *svga, |
| unsigned dirty ) |
| { |
| unsigned i; |
| struct ts_queue queue; |
| |
| queue.ts_count = 0; |
| for (i = 0; i < svga->curr.num_samplers; i++) { |
| if (svga->curr.sampler[i]) { |
| const struct svga_sampler_state *curr = svga->curr.sampler[i]; |
| |
| EMIT_TS(svga, i, curr->mipfilter, MIPFILTER, fail); |
| EMIT_TS(svga, i, curr->min_lod, TEXTURE_MIPMAP_LEVEL, fail); |
| EMIT_TS(svga, i, curr->magfilter, MAGFILTER, fail); |
| EMIT_TS(svga, i, curr->minfilter, MINFILTER, fail); |
| EMIT_TS(svga, i, curr->aniso_level, TEXTURE_ANISOTROPIC_LEVEL, fail); |
| EMIT_TS_FLOAT(svga, i, curr->lod_bias, TEXTURE_LOD_BIAS, fail); |
| EMIT_TS(svga, i, curr->addressu, ADDRESSU, fail); |
| EMIT_TS(svga, i, curr->addressw, ADDRESSW, fail); |
| EMIT_TS(svga, i, curr->bordercolor, BORDERCOLOR, fail); |
| // TEXCOORDINDEX -- hopefully not needed |
| |
| if (svga->curr.tex_flags.flag_1d & (1 << i)) { |
| debug_printf("wrap 1d tex %d\n", i); |
| EMIT_TS(svga, i, SVGA3D_TEX_ADDRESS_WRAP, ADDRESSV, fail); |
| } |
| else |
| EMIT_TS(svga, i, curr->addressv, ADDRESSV, fail); |
| |
| if (svga->curr.tex_flags.flag_srgb & (1 << i)) |
| EMIT_TS_FLOAT(svga, i, 2.2f, GAMMA, fail); |
| else |
| EMIT_TS_FLOAT(svga, i, 1.0f, GAMMA, fail); |
| |
| } |
| } |
| |
| if (queue.ts_count) { |
| SVGA3dTextureState *ts; |
| |
| if (SVGA3D_BeginSetTextureState( svga->swc, |
| &ts, |
| queue.ts_count ) != PIPE_OK) |
| goto fail; |
| |
| memcpy( ts, |
| queue.ts, |
| queue.ts_count * sizeof queue.ts[0]); |
| |
| SVGA_FIFOCommitAll( svga->swc ); |
| } |
| |
| return 0; |
| |
| fail: |
| /* XXX: need to poison cached hardware state on failure to ensure |
| * dirty state gets re-emitted. Fix this by re-instating partial |
| * FIFOCommit command and only updating cached hw state once the |
| * initial allocation has succeeded. |
| */ |
| memset(svga->state.hw_draw.ts, 0xcd, sizeof(svga->state.hw_draw.ts)); |
| |
| return PIPE_ERROR_OUT_OF_MEMORY; |
| } |
| |
| |
| struct svga_tracked_state svga_hw_tss = { |
| "texture state emit", |
| (SVGA_NEW_SAMPLER | |
| SVGA_NEW_TEXTURE_FLAGS), |
| update_tss |
| }; |
| |