/* * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com> * Copyright 2009 Marek Olšák <maraeo@gmail.com> * * 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 * on 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 * THE AUTHOR(S) AND/OR THEIR 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. */ /* r300_emit: Functions for emitting state. */ #include "util/u_format.h" #include "util/u_math.h" #include "util/u_simple_list.h" #include "r300_context.h" #include "r300_cs.h" #include "r300_emit.h" #include "r300_fs.h" #include "r300_screen.h" #include "r300_state_derived.h" #include "r300_state_inlines.h" #include "r300_texture.h" #include "r300_vs.h" void r300_emit_blend_state(struct r300_context* r300, void* state) { struct r300_blend_state* blend = (struct r300_blend_state*)state; CS_LOCALS(r300); BEGIN_CS(8); OUT_CS_REG(R300_RB3D_ROPCNTL, blend->rop); OUT_CS_REG_SEQ(R300_RB3D_CBLEND, 3); if (r300->framebuffer_state.nr_cbufs) { OUT_CS(blend->blend_control); OUT_CS(blend->alpha_blend_control); OUT_CS(blend->color_channel_mask); } else { OUT_CS(0); OUT_CS(0); OUT_CS(0); /* XXX also disable fastfill here once it's supported */ } OUT_CS_REG(R300_RB3D_DITHER_CTL, blend->dither); END_CS; } void r300_emit_blend_color_state(struct r300_context* r300, void* state) { struct r300_blend_color_state* bc = (struct r300_blend_color_state*)state; struct r300_screen* r300screen = r300_screen(r300->context.screen); CS_LOCALS(r300); if (r300screen->caps->is_r500) { BEGIN_CS(3); OUT_CS_REG_SEQ(R500_RB3D_CONSTANT_COLOR_AR, 2); OUT_CS(bc->blend_color_red_alpha); OUT_CS(bc->blend_color_green_blue); END_CS; } else { BEGIN_CS(2); OUT_CS_REG(R300_RB3D_BLEND_COLOR, bc->blend_color); END_CS; } } void r300_emit_clip_state(struct r300_context* r300, void* state) { struct pipe_clip_state* clip = (struct pipe_clip_state*)state; int i; struct r300_screen* r300screen = r300_screen(r300->context.screen); CS_LOCALS(r300); if (r300screen->caps->has_tcl) { BEGIN_CS(5 + (6 * 4)); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, (r300screen->caps->is_r500 ? R500_PVS_UCP_START : R300_PVS_UCP_START)); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, 6 * 4); for (i = 0; i < 6; i++) { OUT_CS_32F(clip->ucp[i][0]); OUT_CS_32F(clip->ucp[i][1]); OUT_CS_32F(clip->ucp[i][2]); OUT_CS_32F(clip->ucp[i][3]); } OUT_CS_REG(R300_VAP_CLIP_CNTL, ((1 << clip->nr) - 1) | R300_PS_UCP_MODE_CLIP_AS_TRIFAN); END_CS; } else { BEGIN_CS(2); OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE); END_CS; } } void r300_emit_dsa_state(struct r300_context* r300, void* state) { struct r300_dsa_state* dsa = (struct r300_dsa_state*)state; struct r300_screen* r300screen = r300_screen(r300->context.screen); CS_LOCALS(r300); BEGIN_CS(r300screen->caps->is_r500 ? 8 : 6); OUT_CS_REG(R300_FG_ALPHA_FUNC, dsa->alpha_function); /* not needed since we use the 8bit alpha ref */ /*if (r300screen->caps->is_r500) { OUT_CS_REG(R500_FG_ALPHA_VALUE, dsa->alpha_reference); }*/ OUT_CS_REG_SEQ(R300_ZB_CNTL, 3); if (r300->framebuffer_state.zsbuf) { OUT_CS(dsa->z_buffer_control); OUT_CS(dsa->z_stencil_control); } else { OUT_CS(0); OUT_CS(0); } OUT_CS(dsa->stencil_ref_mask); /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */ if (r300screen->caps->is_r500) { OUT_CS_REG(R500_ZB_STENCILREFMASK_BF, dsa->stencil_ref_bf); } END_CS; } static const float * get_shader_constant( struct r300_context * r300, struct rc_constant * constant, struct r300_constant_buffer * externals) { struct r300_viewport_state* viewport = (struct r300_viewport_state*)r300->viewport_state.state; static float vec[4] = { 0.0, 0.0, 0.0, 1.0 }; struct pipe_texture *tex; switch(constant->Type) { case RC_CONSTANT_EXTERNAL: return externals->constants[constant->u.External]; case RC_CONSTANT_IMMEDIATE: return constant->u.Immediate; case RC_CONSTANT_STATE: switch (constant->u.State[0]) { /* Factor for converting rectangle coords to * normalized coords. Should only show up on non-r500. */ case RC_STATE_R300_TEXRECT_FACTOR: tex = &r300->textures[constant->u.State[1]]->tex; vec[0] = 1.0 / tex->width0; vec[1] = 1.0 / tex->height0; break; /* Texture compare-fail value. */ /* XXX Since Gallium doesn't support GL_ARB_shadow_ambient, * this is always (0,0,0,0), right? */ case RC_STATE_SHADOW_AMBIENT: vec[3] = 0; break; case RC_STATE_R300_VIEWPORT_SCALE: if (r300->tcl_bypass) { vec[0] = 1; vec[1] = 1; vec[2] = 1; } else { vec[0] = viewport->xscale; vec[1] = viewport->yscale; vec[2] = viewport->zscale; } break; case RC_STATE_R300_VIEWPORT_OFFSET: if (!r300->tcl_bypass) { vec[0] = viewport->xoffset; vec[1] = viewport->yoffset; vec[2] = viewport->zoffset; } break; default: debug_printf("r300: Implementation error: " "Unknown RC_CONSTANT type %d\n", constant->u.State[0]); } break; default: debug_printf("r300: Implementation error: " "Unhandled constant type %d\n", constant->Type); } /* This should either be (0, 0, 0, 1), which should be a relatively safe * RGBA or STRQ value, or it could be one of the RC_CONSTANT_STATE * state factors. */ return vec; } /* Convert a normal single-precision float into the 7.16 format * used by the R300 fragment shader. */ static uint32_t pack_float24(float f) { union { float fl; uint32_t u; } u; float mantissa; int exponent; uint32_t float24 = 0; if (f == 0.0) return 0; u.fl = f; mantissa = frexpf(f, &exponent); /* Handle -ve */ if (mantissa < 0) { float24 |= (1 << 23); mantissa = mantissa * -1.0; } /* Handle exponent, bias of 63 */ exponent += 62; float24 |= (exponent << 16); /* Kill 7 LSB of mantissa */ float24 |= (u.u & 0x7FFFFF) >> 7; return float24; } void r300_emit_fragment_program_code(struct r300_context* r300, struct rX00_fragment_program_code* generic_code) { struct r300_fragment_program_code * code = &generic_code->code.r300; int i; CS_LOCALS(r300); BEGIN_CS(15 + code->alu.length * 4 + (code->tex.length ? (1 + code->tex.length) : 0)); OUT_CS_REG(R300_US_CONFIG, code->config); OUT_CS_REG(R300_US_PIXSIZE, code->pixsize); OUT_CS_REG(R300_US_CODE_OFFSET, code->code_offset); OUT_CS_REG_SEQ(R300_US_CODE_ADDR_0, 4); for(i = 0; i < 4; ++i) OUT_CS(code->code_addr[i]); OUT_CS_REG_SEQ(R300_US_ALU_RGB_INST_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].rgb_inst); OUT_CS_REG_SEQ(R300_US_ALU_RGB_ADDR_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].rgb_addr); OUT_CS_REG_SEQ(R300_US_ALU_ALPHA_INST_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].alpha_inst); OUT_CS_REG_SEQ(R300_US_ALU_ALPHA_ADDR_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].alpha_addr); if (code->tex.length) { OUT_CS_REG_SEQ(R300_US_TEX_INST_0, code->tex.length); for(i = 0; i < code->tex.length; ++i) OUT_CS(code->tex.inst[i]); } END_CS; } void r300_emit_fs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { int i; CS_LOCALS(r300); if (constants->Count == 0) return; BEGIN_CS(constants->Count * 4 + 1); OUT_CS_REG_SEQ(R300_PFS_PARAM_0_X, constants->Count * 4); for(i = 0; i < constants->Count; ++i) { const float * data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_FRAGMENT]); OUT_CS(pack_float24(data[0])); OUT_CS(pack_float24(data[1])); OUT_CS(pack_float24(data[2])); OUT_CS(pack_float24(data[3])); } END_CS; } static void r300_emit_fragment_depth_config(struct r300_context* r300, struct r300_fragment_shader* fs) { CS_LOCALS(r300); BEGIN_CS(4); if (r300_fragment_shader_writes_depth(fs)) { OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SHADER); OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W24 | R300_W_SRC_US); } else { OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SCAN); OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W0 | R300_W_SRC_US); } END_CS; } void r500_emit_fragment_program_code(struct r300_context* r300, struct rX00_fragment_program_code* generic_code) { struct r500_fragment_program_code * code = &generic_code->code.r500; int i; CS_LOCALS(r300); BEGIN_CS(13 + ((code->inst_end + 1) * 6)); OUT_CS_REG(R500_US_CONFIG, R500_ZERO_TIMES_ANYTHING_EQUALS_ZERO); OUT_CS_REG(R500_US_PIXSIZE, code->max_temp_idx); OUT_CS_REG(R500_US_CODE_RANGE, R500_US_CODE_RANGE_ADDR(0) | R500_US_CODE_RANGE_SIZE(code->inst_end)); OUT_CS_REG(R500_US_CODE_OFFSET, 0); OUT_CS_REG(R500_US_CODE_ADDR, R500_US_CODE_START_ADDR(0) | R500_US_CODE_END_ADDR(code->inst_end)); OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_INSTR); OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, (code->inst_end + 1) * 6); for (i = 0; i <= code->inst_end; i++) { OUT_CS(code->inst[i].inst0); OUT_CS(code->inst[i].inst1); OUT_CS(code->inst[i].inst2); OUT_CS(code->inst[i].inst3); OUT_CS(code->inst[i].inst4); OUT_CS(code->inst[i].inst5); } END_CS; } void r500_emit_fs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { int i; CS_LOCALS(r300); if (constants->Count == 0) return; BEGIN_CS(constants->Count * 4 + 3); OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_CONST); OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, constants->Count * 4); for (i = 0; i < constants->Count; i++) { const float * data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_FRAGMENT]); OUT_CS_32F(data[0]); OUT_CS_32F(data[1]); OUT_CS_32F(data[2]); OUT_CS_32F(data[3]); } END_CS; } void r300_emit_fb_state(struct r300_context* r300, struct pipe_framebuffer_state* fb) { struct r300_texture* tex; struct pipe_surface* surf; int i; CS_LOCALS(r300); /* Shouldn't fail unless there is a bug in the state tracker. */ assert(fb->nr_cbufs <= 4); BEGIN_CS((10 * fb->nr_cbufs) + (2 * (4 - fb->nr_cbufs)) + (fb->zsbuf ? 10 : 0) + 6); /* Flush and free renderbuffer caches. */ OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, R300_RB3D_DSTCACHE_CTLSTAT_DC_FREE_FREE_3D_TAGS | R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D); OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT, R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE | R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE); /* Set the number of colorbuffers. */ OUT_CS_REG(R300_RB3D_CCTL, R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs)); /* Set up colorbuffers. */ for (i = 0; i < fb->nr_cbufs; i++) { surf = fb->cbufs[i]; tex = (struct r300_texture*)surf->texture; assert(tex && tex->buffer && "cbuf is marked, but NULL!"); OUT_CS_REG_SEQ(R300_RB3D_COLOROFFSET0 + (4 * i), 1); OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG_SEQ(R300_RB3D_COLORPITCH0 + (4 * i), 1); OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level] | r300_translate_colorformat(tex->tex.format) | R300_COLOR_TILE(tex->macrotile) | R300_COLOR_MICROTILE(tex->microtile), 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), r300_translate_out_fmt(surf->format)); } /* Disable unused colorbuffers. */ for (; i < 4; i++) { OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), R300_US_OUT_FMT_UNUSED); } /* Set up a zbuffer. */ if (fb->zsbuf) { surf = fb->zsbuf; tex = (struct r300_texture*)surf->texture; assert(tex && tex->buffer && "zsbuf is marked, but NULL!"); OUT_CS_REG_SEQ(R300_ZB_DEPTHOFFSET, 1); OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG(R300_ZB_FORMAT, r300_translate_zsformat(tex->tex.format)); OUT_CS_REG_SEQ(R300_ZB_DEPTHPITCH, 1); OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level] | R300_DEPTHMACROTILE(tex->macrotile) | R300_DEPTHMICROTILE(tex->microtile), 0, RADEON_GEM_DOMAIN_VRAM, 0); } END_CS; } static void r300_emit_query_start(struct r300_context *r300) { struct r300_capabilities *caps = r300_screen(r300->context.screen)->caps; struct r300_query *query = r300->query_current; CS_LOCALS(r300); if (!query) return; BEGIN_CS(4); if (caps->family == CHIP_FAMILY_RV530) { OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); } else { OUT_CS_REG(R300_SU_REG_DEST, R300_RASTER_PIPE_SELECT_ALL); } OUT_CS_REG(R300_ZB_ZPASS_DATA, 0); END_CS; query->begin_emitted = TRUE; } static void r300_emit_query_finish(struct r300_context *r300, struct r300_query *query) { struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps; CS_LOCALS(r300); assert(caps->num_frag_pipes); BEGIN_CS(6 * caps->num_frag_pipes + 2); /* I'm not so sure I like this switch, but it's hard to be elegant * when there's so many special cases... * * So here's the basic idea. For each pipe, enable writes to it only, * then put out the relocation for ZPASS_ADDR, taking into account a * 4-byte offset for each pipe. RV380 and older are special; they have * only two pipes, and the second pipe's enable is on bit 3, not bit 1, * so there's a chipset cap for that. */ switch (caps->num_frag_pipes) { case 4: /* pipe 3 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 3); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 3), 0, RADEON_GEM_DOMAIN_GTT, 0); case 3: /* pipe 2 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 2); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 2), 0, RADEON_GEM_DOMAIN_GTT, 0); case 2: /* pipe 1 only */ /* As mentioned above, accomodate RV380 and older. */ OUT_CS_REG(R300_SU_REG_DEST, 1 << (caps->high_second_pipe ? 3 : 1)); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 1), 0, RADEON_GEM_DOMAIN_GTT, 0); case 1: /* pipe 0 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 0), 0, RADEON_GEM_DOMAIN_GTT, 0); break; default: debug_printf("r300: Implementation error: Chipset reports %d" " pixel pipes!\n", caps->num_frag_pipes); assert(0); } /* And, finally, reset it to normal... */ OUT_CS_REG(R300_SU_REG_DEST, 0xF); END_CS; } static void rv530_emit_query_single(struct r300_context *r300, struct r300_query *query) { CS_LOCALS(r300); BEGIN_CS(8); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); END_CS; } static void rv530_emit_query_double(struct r300_context *r300, struct r300_query *query) { CS_LOCALS(r300); BEGIN_CS(14); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_1); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_RELOC(r300->oqbo, query->offset + sizeof(uint32_t), 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); END_CS; } void r300_emit_query_end(struct r300_context* r300) { struct r300_capabilities *caps = r300_screen(r300->context.screen)->caps; struct r300_query *query = r300->query_current; if (!query) return; if (query->begin_emitted == FALSE) return; if (caps->family == CHIP_FAMILY_RV530) { if (caps->num_z_pipes == 2) rv530_emit_query_double(r300, query); else rv530_emit_query_single(r300, query); } else r300_emit_query_finish(r300, query); } void r300_emit_rs_state(struct r300_context* r300, void* state) { struct r300_rs_state* rs = (struct r300_rs_state*)state; CS_LOCALS(r300); BEGIN_CS(22); OUT_CS_REG(R300_VAP_CNTL_STATUS, rs->vap_control_status); OUT_CS_REG(R300_GA_POINT_SIZE, rs->point_size); OUT_CS_REG_SEQ(R300_GA_POINT_MINMAX, 2); OUT_CS(rs->point_minmax); OUT_CS(rs->line_control); OUT_CS_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE, 6); OUT_CS(rs->depth_scale_front); OUT_CS(rs->depth_offset_front); OUT_CS(rs->depth_scale_back); OUT_CS(rs->depth_offset_back); OUT_CS(rs->polygon_offset_enable); OUT_CS(rs->cull_mode); OUT_CS_REG(R300_GA_LINE_STIPPLE_CONFIG, rs->line_stipple_config); OUT_CS_REG(R300_GA_LINE_STIPPLE_VALUE, rs->line_stipple_value); OUT_CS_REG(R300_GA_COLOR_CONTROL, rs->color_control); OUT_CS_REG(R300_GA_POLY_MODE, rs->polygon_mode); END_CS; } void r300_emit_rs_block_state(struct r300_context* r300, struct r300_rs_block* rs) { int i; struct r300_screen* r300screen = r300_screen(r300->context.screen); CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: RS emit:\n"); BEGIN_CS(21); if (r300screen->caps->is_r500) { OUT_CS_REG_SEQ(R500_RS_IP_0, 8); } else { OUT_CS_REG_SEQ(R300_RS_IP_0, 8); } for (i = 0; i < 8; i++) { OUT_CS(rs->ip[i]); DBG(r300, DBG_DRAW, " : ip %d: 0x%08x\n", i, rs->ip[i]); } OUT_CS_REG_SEQ(R300_RS_COUNT, 2); OUT_CS(rs->count); OUT_CS(rs->inst_count); if (r300screen->caps->is_r500) { OUT_CS_REG_SEQ(R500_RS_INST_0, 8); } else { OUT_CS_REG_SEQ(R300_RS_INST_0, 8); } for (i = 0; i < 8; i++) { OUT_CS(rs->inst[i]); DBG(r300, DBG_DRAW, " : inst %d: 0x%08x\n", i, rs->inst[i]); } DBG(r300, DBG_DRAW, " : count: 0x%08x inst_count: 0x%08x\n", rs->count, rs->inst_count); END_CS; } void r300_emit_scissor_state(struct r300_context* r300, void* state) { unsigned minx, miny, maxx, maxy; uint32_t top_left, bottom_right; struct r300_screen* r300screen = r300_screen(r300->context.screen); struct pipe_scissor_state* scissor = (struct pipe_scissor_state*)state; CS_LOCALS(r300); minx = miny = 0; maxx = r300->framebuffer_state.width; maxy = r300->framebuffer_state.height; if (((struct r300_rs_state*)r300->rs_state.state)->rs.scissor) { minx = MAX2(minx, scissor->minx); miny = MAX2(miny, scissor->miny); maxx = MIN2(maxx, scissor->maxx); maxy = MIN2(maxy, scissor->maxy); } if (r300screen->caps->is_r500) { top_left = (minx << R300_SCISSORS_X_SHIFT) | (miny << R300_SCISSORS_Y_SHIFT); bottom_right = ((maxx - 1) << R300_SCISSORS_X_SHIFT) | ((maxy - 1) << R300_SCISSORS_Y_SHIFT); } else { /* Offset of 1440 in non-R500 chipsets. */ top_left = ((minx + 1440) << R300_SCISSORS_X_SHIFT) | ((miny + 1440) << R300_SCISSORS_Y_SHIFT); bottom_right = (((maxx - 1) + 1440) << R300_SCISSORS_X_SHIFT) | (((maxy - 1) + 1440) << R300_SCISSORS_Y_SHIFT); } BEGIN_CS(3); OUT_CS_REG_SEQ(R300_SC_SCISSORS_TL, 2); OUT_CS(top_left); OUT_CS(bottom_right); END_CS; } void r300_emit_texture(struct r300_context* r300, struct r300_sampler_state* sampler, struct r300_texture* tex, unsigned offset) { uint32_t filter0 = sampler->filter0; uint32_t format0 = tex->state.format0; unsigned min_level, max_level; CS_LOCALS(r300); /* to emulate 1D textures through 2D ones correctly */ if (tex->tex.target == PIPE_TEXTURE_1D) { filter0 &= ~R300_TX_WRAP_T_MASK; filter0 |= R300_TX_WRAP_T(R300_TX_CLAMP_TO_EDGE); } /* determine min/max levels */ /* the MAX_MIP level is the largest (finest) one */ max_level = MIN2(sampler->max_lod, tex->tex.last_level); min_level = MIN2(sampler->min_lod, max_level); format0 |= R300_TX_NUM_LEVELS(max_level); filter0 |= R300_TX_MAX_MIP_LEVEL(min_level); BEGIN_CS(16); OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), filter0 | (offset << 28)); OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1); OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color); OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), format0); OUT_CS_REG(R300_TX_FORMAT1_0 + (offset * 4), tex->state.format1); OUT_CS_REG(R300_TX_FORMAT2_0 + (offset * 4), tex->state.format2); OUT_CS_REG_SEQ(R300_TX_OFFSET_0 + (offset * 4), 1); OUT_CS_RELOC(tex->buffer, R300_TXO_MACRO_TILE(tex->macrotile) | R300_TXO_MICRO_TILE(tex->microtile), RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0, 0); END_CS; } static boolean r300_validate_aos(struct r300_context *r300) { struct pipe_vertex_buffer *vbuf = r300->vertex_buffer; struct pipe_vertex_element *velem = r300->vertex_element; int i; /* Check if formats and strides are aligned to the size of DWORD. */ for (i = 0; i < r300->vertex_element_count; i++) { if (vbuf[velem[i].vertex_buffer_index].stride % 4 != 0 || util_format_get_blocksize(velem[i].src_format) % 4 != 0) { return FALSE; } } return TRUE; } void r300_emit_aos(struct r300_context* r300, unsigned offset) { struct pipe_vertex_buffer *vb1, *vb2, *vbuf = r300->vertex_buffer; struct pipe_vertex_element *velem = r300->vertex_element; int i; unsigned size1, size2, aos_count = r300->vertex_element_count; unsigned packet_size = (aos_count * 3 + 1) / 2; CS_LOCALS(r300); /* XXX Move this checking to a more approriate place. */ if (!r300_validate_aos(r300)) { /* XXX We should fallback using Draw. */ assert(0); } BEGIN_CS(2 + packet_size + aos_count * 2); OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, packet_size); OUT_CS(aos_count); for (i = 0; i < aos_count - 1; i += 2) { vb1 = &vbuf[velem[i].vertex_buffer_index]; vb2 = &vbuf[velem[i+1].vertex_buffer_index]; size1 = util_format_get_blocksize(velem[i].src_format); size2 = util_format_get_blocksize(velem[i+1].src_format); OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride) | R300_VBPNTR_SIZE1(size2) | R300_VBPNTR_STRIDE1(vb2->stride)); OUT_CS(vb1->buffer_offset + velem[i].src_offset + offset * vb1->stride); OUT_CS(vb2->buffer_offset + velem[i+1].src_offset + offset * vb2->stride); } if (aos_count & 1) { vb1 = &vbuf[velem[i].vertex_buffer_index]; size1 = util_format_get_blocksize(velem[i].src_format); OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride)); OUT_CS(vb1->buffer_offset + velem[i].src_offset + offset * vb1->stride); } for (i = 0; i < aos_count; i++) { OUT_CS_RELOC_NO_OFFSET(vbuf[velem[i].vertex_buffer_index].buffer, RADEON_GEM_DOMAIN_GTT, 0, 0); } END_CS; } void r300_emit_vertex_format_state(struct r300_context* r300) { int i; CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: VAP/PSC emit:\n"); BEGIN_CS(26); OUT_CS_REG(R300_VAP_VTX_SIZE, r300->vertex_info->vinfo.size); OUT_CS_REG_SEQ(R300_VAP_VTX_STATE_CNTL, 2); OUT_CS(r300->vertex_info->vinfo.hwfmt[0]); OUT_CS(r300->vertex_info->vinfo.hwfmt[1]); OUT_CS_REG_SEQ(R300_VAP_OUTPUT_VTX_FMT_0, 2); OUT_CS(r300->vertex_info->vinfo.hwfmt[2]); OUT_CS(r300->vertex_info->vinfo.hwfmt[3]); for (i = 0; i < 4; i++) { DBG(r300, DBG_DRAW, " : hwfmt%d: 0x%08x\n", i, r300->vertex_info->vinfo.hwfmt[i]); } OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_0, 8); for (i = 0; i < 8; i++) { OUT_CS(r300->vertex_info->vap_prog_stream_cntl[i]); DBG(r300, DBG_DRAW, " : prog_stream_cntl%d: 0x%08x\n", i, r300->vertex_info->vap_prog_stream_cntl[i]); } OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_EXT_0, 8); for (i = 0; i < 8; i++) { OUT_CS(r300->vertex_info->vap_prog_stream_cntl_ext[i]); DBG(r300, DBG_DRAW, " : prog_stream_cntl_ext%d: 0x%08x\n", i, r300->vertex_info->vap_prog_stream_cntl_ext[i]); } END_CS; } void r300_emit_vertex_program_code(struct r300_context* r300, struct r300_vertex_program_code* code) { int i; struct r300_screen* r300screen = r300_screen(r300->context.screen); unsigned instruction_count = code->length / 4; int vtx_mem_size = r300screen->caps->is_r500 ? 128 : 72; int input_count = MAX2(util_bitcount(code->InputsRead), 1); int output_count = MAX2(util_bitcount(code->OutputsWritten), 1); int temp_count = MAX2(code->num_temporaries, 1); int pvs_num_slots = MIN3(vtx_mem_size / input_count, vtx_mem_size / output_count, 10); int pvs_num_controllers = MIN2(vtx_mem_size / temp_count, 6); CS_LOCALS(r300); if (!r300screen->caps->has_tcl) { debug_printf("r300: Implementation error: emit_vertex_shader called," " but has_tcl is FALSE!\n"); return; } BEGIN_CS(9 + code->length); /* R300_VAP_PVS_CODE_CNTL_0 * R300_VAP_PVS_CONST_CNTL * R300_VAP_PVS_CODE_CNTL_1 * See the r5xx docs for instructions on how to use these. */ OUT_CS_REG_SEQ(R300_VAP_PVS_CODE_CNTL_0, 3); OUT_CS(R300_PVS_FIRST_INST(0) | R300_PVS_XYZW_VALID_INST(instruction_count - 1) | R300_PVS_LAST_INST(instruction_count - 1)); OUT_CS(R300_PVS_MAX_CONST_ADDR(code->constants.Count - 1)); OUT_CS(instruction_count - 1); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, 0); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, code->length); for (i = 0; i < code->length; i++) OUT_CS(code->body.d[i]); OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(pvs_num_slots) | R300_PVS_NUM_CNTLRS(pvs_num_controllers) | R300_PVS_NUM_FPUS(r300screen->caps->num_vert_fpus) | R300_PVS_VF_MAX_VTX_NUM(12) | (r300screen->caps->is_r500 ? R500_TCL_STATE_OPTIMIZATION : 0)); END_CS; } void r300_emit_vertex_shader(struct r300_context* r300, struct r300_vertex_shader* vs) { r300_emit_vertex_program_code(r300, &vs->code); } void r300_emit_vs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { int i; struct r300_screen* r300screen = r300_screen(r300->context.screen); CS_LOCALS(r300); if (!r300screen->caps->has_tcl) { debug_printf("r300: Implementation error: emit_vertex_shader called," " but has_tcl is FALSE!\n"); return; } if (constants->Count == 0) return; BEGIN_CS(constants->Count * 4 + 3); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, (r300screen->caps->is_r500 ? R500_PVS_CONST_START : R300_PVS_CONST_START)); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, constants->Count * 4); for (i = 0; i < constants->Count; i++) { const float * data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_VERTEX]); OUT_CS_32F(data[0]); OUT_CS_32F(data[1]); OUT_CS_32F(data[2]); OUT_CS_32F(data[3]); } END_CS; } void r300_emit_viewport_state(struct r300_context* r300, void* state) { struct r300_viewport_state* viewport = (struct r300_viewport_state*)state; CS_LOCALS(r300); if (r300->tcl_bypass) { BEGIN_CS(2); OUT_CS_REG(R300_VAP_VTE_CNTL, 0); END_CS; } else { BEGIN_CS(9); OUT_CS_REG_SEQ(R300_SE_VPORT_XSCALE, 6); OUT_CS_32F(viewport->xscale); OUT_CS_32F(viewport->xoffset); OUT_CS_32F(viewport->yscale); OUT_CS_32F(viewport->yoffset); OUT_CS_32F(viewport->zscale); OUT_CS_32F(viewport->zoffset); OUT_CS_REG(R300_VAP_VTE_CNTL, viewport->vte_control); END_CS; } } void r300_emit_texture_count(struct r300_context* r300) { uint32_t tx_enable = 0; int i; CS_LOCALS(r300); /* Notice that texture_count and sampler_count are just sizes * of the respective arrays. We still have to check for the individual * elements. */ for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) { if (r300->textures[i]) { tx_enable |= 1 << i; } } BEGIN_CS(2); OUT_CS_REG(R300_TX_ENABLE, tx_enable); END_CS; } void r300_emit_ztop_state(struct r300_context* r300, void* state) { struct r300_ztop_state* ztop = (struct r300_ztop_state*)state; CS_LOCALS(r300); BEGIN_CS(2); OUT_CS_REG(R300_ZB_ZTOP, ztop->z_buffer_top); END_CS; } void r300_flush_textures(struct r300_context* r300) { CS_LOCALS(r300); BEGIN_CS(2); OUT_CS_REG(R300_TX_INVALTAGS, 0); END_CS; } static void r300_flush_pvs(struct r300_context* r300) { CS_LOCALS(r300); BEGIN_CS(2); OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0); END_CS; } /* Emit all dirty state. */ void r300_emit_dirty_state(struct r300_context* r300) { struct r300_screen* r300screen = r300_screen(r300->context.screen); struct r300_texture* tex; struct r300_atom* atom; unsigned i, dwords = 1024; int dirty_tex = 0; boolean invalid = FALSE; /* Check the required number of dwords against the space remaining in the * current CS object. If we need more, then flush. */ foreach(atom, &r300->atom_list) { if (atom->dirty || atom->always_dirty) { dwords += atom->size; } } /* Make sure we have at least 2*1024 spare dwords. */ /* XXX It would be nice to know the number of dwords we really need to * XXX emit. */ if (!r300->winsys->check_cs(r300->winsys, dwords)) { r300->context.flush(&r300->context, 0, NULL); } /* Clean out BOs. */ r300->winsys->reset_bos(r300->winsys); validate: /* Color buffers... */ for (i = 0; i < r300->framebuffer_state.nr_cbufs; i++) { tex = (struct r300_texture*)r300->framebuffer_state.cbufs[i]->texture; assert(tex && tex->buffer && "cbuf is marked, but NULL!"); if (!r300->winsys->add_buffer(r300->winsys, tex->buffer, 0, RADEON_GEM_DOMAIN_VRAM)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...depth buffer... */ if (r300->framebuffer_state.zsbuf) { tex = (struct r300_texture*)r300->framebuffer_state.zsbuf->texture; assert(tex && tex->buffer && "zsbuf is marked, but NULL!"); if (!r300->winsys->add_buffer(r300->winsys, tex->buffer, 0, RADEON_GEM_DOMAIN_VRAM)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...textures... */ for (i = 0; i < r300->texture_count; i++) { tex = r300->textures[i]; if (!tex) continue; if (!r300->winsys->add_buffer(r300->winsys, tex->buffer, RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...occlusion query buffer... */ if (r300->dirty_state & R300_NEW_QUERY) { if (!r300->winsys->add_buffer(r300->winsys, r300->oqbo, 0, RADEON_GEM_DOMAIN_GTT)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...and vertex buffer. */ if (r300->vbo) { if (!r300->winsys->add_buffer(r300->winsys, r300->vbo, RADEON_GEM_DOMAIN_GTT, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } else { /* debug_printf("No VBO while emitting dirty state!\n"); */ } if (!r300->winsys->validate(r300->winsys)) { r300->context.flush(&r300->context, 0, NULL); if (invalid) { /* Well, hell. */ debug_printf("r300: Stuck in validation loop, gonna quit now."); exit(1); } invalid = TRUE; goto validate; } if (r300->dirty_state & R300_NEW_QUERY) { r300_emit_query_start(r300); r300->dirty_state &= ~R300_NEW_QUERY; } foreach(atom, &r300->atom_list) { if (atom->dirty || atom->always_dirty) { atom->emit(r300, atom->state); atom->dirty = FALSE; } } if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER) { r300_emit_fragment_depth_config(r300, r300->fs); if (r300screen->caps->is_r500) { r500_emit_fragment_program_code(r300, &r300->fs->shader->code); } else { r300_emit_fragment_program_code(r300, &r300->fs->shader->code); } r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER; } if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER_CONSTANTS) { if (r300screen->caps->is_r500) { r500_emit_fs_constant_buffer(r300, &r300->fs->shader->code.constants); } else { r300_emit_fs_constant_buffer(r300, &r300->fs->shader->code.constants); } r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER_CONSTANTS; } if (r300->dirty_state & R300_NEW_FRAMEBUFFERS) { r300_emit_fb_state(r300, &r300->framebuffer_state); r300->dirty_state &= ~R300_NEW_FRAMEBUFFERS; } if (r300->dirty_state & R300_NEW_RS_BLOCK) { r300_emit_rs_block_state(r300, r300->rs_block); r300->dirty_state &= ~R300_NEW_RS_BLOCK; } /* Samplers and textures are tracked separately but emitted together. */ if (r300->dirty_state & (R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES)) { r300_emit_texture_count(r300); for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) { if (r300->dirty_state & ((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i))) { if (r300->textures[i]) r300_emit_texture(r300, r300->sampler_states[i], r300->textures[i], i); r300->dirty_state &= ~((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i)); dirty_tex++; } } r300->dirty_state &= ~(R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES); } if (dirty_tex) { r300_flush_textures(r300); } if (r300->dirty_state & R300_NEW_VERTEX_FORMAT) { r300_emit_vertex_format_state(r300); r300->dirty_state &= ~R300_NEW_VERTEX_FORMAT; } if (r300->dirty_state & (R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS)) { r300_flush_pvs(r300); } if (r300->dirty_state & R300_NEW_VERTEX_SHADER) { r300_emit_vertex_shader(r300, r300->vs); r300->dirty_state &= ~R300_NEW_VERTEX_SHADER; } if (r300->dirty_state & R300_NEW_VERTEX_SHADER_CONSTANTS) { r300_emit_vs_constant_buffer(r300, &r300->vs->code.constants); r300->dirty_state &= ~R300_NEW_VERTEX_SHADER_CONSTANTS; } /* XXX assert(r300->dirty_state == 0); */ /* Finally, emit the VBO. */ /* r300_emit_vertex_buffer(r300); */ r300->dirty_hw++; }