1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2010 VMware, Inc. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All rights reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Texture sampling code generation 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @author Jose Fonseca <jfonseca@vmware.com> 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_defines.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_shader_tokens.h" 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "gallivm/lp_bld_const.h" 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "gallivm/lp_bld_debug.h" 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "gallivm/lp_bld_type.h" 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "gallivm/lp_bld_sample.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "gallivm/lp_bld_tgsi.h" 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_debug.h" 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_memory.h" 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_pointer.h" 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_string.h" 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "draw_llvm.h" 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This provides the bridge between the sampler state store in 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * lp_jit_context and lp_jit_texture and the sampler code 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * generator. It provides the texture layout information required by 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the texture sampler code generator in terms of the state stored in 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * lp_jit_context and lp_jit_texture in runtime. 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct draw_llvm_sampler_dynamic_state 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct lp_sampler_dynamic_state base; 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct lp_sampler_static_state *static_state; 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef context_ptr; 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This is the bridge between our sampler and the TGSI translator. 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct draw_llvm_sampler_soa 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct lp_build_sampler_soa base; 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct draw_llvm_sampler_dynamic_state dynamic_state; 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Fetch the specified member of the lp_jit_texture structure. 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \param emit_load if TRUE, emit the LLVM load instruction to actually 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * fetch the field's value. Otherwise, just emit the 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * GEP code to address the field. 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @sa http://llvm.org/docs/GetElementPtr.html 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic LLVMValueRef 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdraw_llvm_texture_member(const struct lp_sampler_dynamic_state *base, 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gallivm_state *gallivm, 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned unit, 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned member_index, 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *member_name, 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org boolean emit_load) 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMBuilderRef builder = gallivm->builder; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct draw_llvm_sampler_dynamic_state *state = 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (struct draw_llvm_sampler_dynamic_state *)base; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef indices[4]; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef ptr; 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef res; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_assert(unit < PIPE_MAX_SAMPLERS); 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* context[0] */ 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org indices[0] = lp_build_const_int32(gallivm, 0); 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* context[0].textures */ 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org indices[1] = lp_build_const_int32(gallivm, DRAW_JIT_CTX_TEXTURES); 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* context[0].textures[unit] */ 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org indices[2] = lp_build_const_int32(gallivm, unit); 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* context[0].textures[unit].member */ 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org indices[3] = lp_build_const_int32(gallivm, member_index); 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ptr = LLVMBuildGEP(builder, state->context_ptr, indices, Elements(indices), ""); 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (emit_load) 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org res = LLVMBuildLoad(builder, ptr, ""); 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org res = ptr; 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_build_name(res, "context.texture%u.%s", unit, member_name); 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return res; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Helper macro to instantiate the functions that generate the code to 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * fetch the members of lp_jit_texture to fulfill the sampler code 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * generator requests. 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This complexity is the price we have to pay to keep the texture 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * sampler code generator a reusable module without dependencies to 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * llvmpipe internals. 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define DRAW_LLVM_TEXTURE_MEMBER(_name, _index, _emit_load) \ 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static LLVMValueRef \ 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org draw_llvm_texture_##_name( const struct lp_sampler_dynamic_state *base, \ 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gallivm_state *gallivm, \ 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned unit) \ 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { \ 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return draw_llvm_texture_member(base, gallivm, unit, _index, #_name, _emit_load ); \ 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(width, DRAW_JIT_TEXTURE_WIDTH, TRUE) 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(height, DRAW_JIT_TEXTURE_HEIGHT, TRUE) 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(depth, DRAW_JIT_TEXTURE_DEPTH, TRUE) 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(first_level,DRAW_JIT_TEXTURE_FIRST_LEVEL, TRUE) 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(last_level, DRAW_JIT_TEXTURE_LAST_LEVEL, TRUE) 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(row_stride, DRAW_JIT_TEXTURE_ROW_STRIDE, FALSE) 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(img_stride, DRAW_JIT_TEXTURE_IMG_STRIDE, FALSE) 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(data_ptr, DRAW_JIT_TEXTURE_DATA, FALSE) 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(min_lod, DRAW_JIT_TEXTURE_MIN_LOD, TRUE) 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(max_lod, DRAW_JIT_TEXTURE_MAX_LOD, TRUE) 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(lod_bias, DRAW_JIT_TEXTURE_LOD_BIAS, TRUE) 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDRAW_LLVM_TEXTURE_MEMBER(border_color, DRAW_JIT_TEXTURE_BORDER_COLOR, FALSE) 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdraw_llvm_sampler_soa_destroy(struct lp_build_sampler_soa *sampler) 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE(sampler); 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Fetch filtered values from texture. 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The 'texel' parameter returns four vectors corresponding to R, G, B, A. 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdraw_llvm_sampler_soa_emit_fetch_texel(const struct lp_build_sampler_soa *base, 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gallivm_state *gallivm, 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct lp_type type, 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned unit, 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned num_coords, 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const LLVMValueRef *coords, 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct lp_derivatives *derivs, 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef lod_bias, /* optional */ 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef explicit_lod, /* optional */ 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef *texel) 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct draw_llvm_sampler_soa *sampler = (struct draw_llvm_sampler_soa *)base; 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(unit < PIPE_MAX_SAMPLERS); 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_build_sample_soa(gallivm, 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &sampler->dynamic_state.static_state[unit], 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &sampler->dynamic_state.base, 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org type, 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unit, 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org num_coords, coords, 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org derivs, 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod_bias, explicit_lod, 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org texel); 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Fetch the texture size. 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdraw_llvm_sampler_soa_emit_size_query(const struct lp_build_sampler_soa *base, 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gallivm_state *gallivm, 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct lp_type type, 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned unit, 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef explicit_lod, /* optional */ 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef *sizes_out) 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct draw_llvm_sampler_soa *sampler = (struct draw_llvm_sampler_soa *)base; 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(unit < PIPE_MAX_SAMPLERS); 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_build_size_query_soa(gallivm, 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &sampler->dynamic_state.static_state[unit], 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &sampler->dynamic_state.base, 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org type, 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unit, 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org explicit_lod, 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sizes_out); 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct lp_build_sampler_soa * 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdraw_llvm_sampler_soa_create(const struct lp_sampler_static_state *static_state, 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef context_ptr) 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct draw_llvm_sampler_soa *sampler; 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler = CALLOC_STRUCT(draw_llvm_sampler_soa); 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!sampler) 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return NULL; 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->base.destroy = draw_llvm_sampler_soa_destroy; 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->base.emit_fetch_texel = draw_llvm_sampler_soa_emit_fetch_texel; 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->base.emit_size_query = draw_llvm_sampler_soa_emit_size_query; 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.width = draw_llvm_texture_width; 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.height = draw_llvm_texture_height; 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.depth = draw_llvm_texture_depth; 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.first_level = draw_llvm_texture_first_level; 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.last_level = draw_llvm_texture_last_level; 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.row_stride = draw_llvm_texture_row_stride; 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.img_stride = draw_llvm_texture_img_stride; 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.data_ptr = draw_llvm_texture_data_ptr; 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.min_lod = draw_llvm_texture_min_lod; 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.max_lod = draw_llvm_texture_max_lod; 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.lod_bias = draw_llvm_texture_lod_bias; 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.base.border_color = draw_llvm_texture_border_color; 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.static_state = static_state; 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler->dynamic_state.context_ptr = context_ptr; 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return &sampler->base; 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 252