vl_idct.c revision b4837a53d365bd1bd5f50b3fb40910eeaac869a5
1255e72915d4cbddceb435e13d81601755714e9fSE Android/************************************************************************** 2255e72915d4cbddceb435e13d81601755714e9fSE Android * 3255e72915d4cbddceb435e13d81601755714e9fSE Android * Copyright 2010 Christian König 4255e72915d4cbddceb435e13d81601755714e9fSE Android * All Rights Reserved. 5255e72915d4cbddceb435e13d81601755714e9fSE Android * 6255e72915d4cbddceb435e13d81601755714e9fSE Android * Permission is hereby granted, free of charge, to any person obtaining a 7255e72915d4cbddceb435e13d81601755714e9fSE Android * copy of this software and associated documentation files (the 8255e72915d4cbddceb435e13d81601755714e9fSE Android * "Software"), to deal in the Software without restriction, including 9255e72915d4cbddceb435e13d81601755714e9fSE Android * without limitation the rights to use, copy, modify, merge, publish, 10255e72915d4cbddceb435e13d81601755714e9fSE Android * distribute, sub license, and/or sell copies of the Software, and to 11255e72915d4cbddceb435e13d81601755714e9fSE Android * permit persons to whom the Software is furnished to do so, subject to 12255e72915d4cbddceb435e13d81601755714e9fSE Android * the following conditions: 13255e72915d4cbddceb435e13d81601755714e9fSE Android * 14255e72915d4cbddceb435e13d81601755714e9fSE Android * The above copyright notice and this permission notice (including the 15255e72915d4cbddceb435e13d81601755714e9fSE Android * next paragraph) shall be included in all copies or substantial portions 16255e72915d4cbddceb435e13d81601755714e9fSE Android * of the Software. 17255e72915d4cbddceb435e13d81601755714e9fSE Android * 18255e72915d4cbddceb435e13d81601755714e9fSE Android * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19255e72915d4cbddceb435e13d81601755714e9fSE Android * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20255e72915d4cbddceb435e13d81601755714e9fSE Android * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21255e72915d4cbddceb435e13d81601755714e9fSE Android * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22255e72915d4cbddceb435e13d81601755714e9fSE Android * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23255e72915d4cbddceb435e13d81601755714e9fSE Android * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24255e72915d4cbddceb435e13d81601755714e9fSE Android * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25255e72915d4cbddceb435e13d81601755714e9fSE Android * 26255e72915d4cbddceb435e13d81601755714e9fSE Android **************************************************************************/ 27255e72915d4cbddceb435e13d81601755714e9fSE Android 28255e72915d4cbddceb435e13d81601755714e9fSE Android#include <assert.h> 29255e72915d4cbddceb435e13d81601755714e9fSE Android 30255e72915d4cbddceb435e13d81601755714e9fSE Android#include <pipe/p_context.h> 31255e72915d4cbddceb435e13d81601755714e9fSE Android#include <pipe/p_screen.h> 32255e72915d4cbddceb435e13d81601755714e9fSE Android 33255e72915d4cbddceb435e13d81601755714e9fSE Android#include <util/u_draw.h> 34255e72915d4cbddceb435e13d81601755714e9fSE Android#include <util/u_sampler.h> 35255e72915d4cbddceb435e13d81601755714e9fSE Android 36255e72915d4cbddceb435e13d81601755714e9fSE Android#include <tgsi/tgsi_ureg.h> 37255e72915d4cbddceb435e13d81601755714e9fSE Android 38255e72915d4cbddceb435e13d81601755714e9fSE Android#include "vl_defines.h" 39255e72915d4cbddceb435e13d81601755714e9fSE Android#include "vl_types.h" 40255e72915d4cbddceb435e13d81601755714e9fSE Android#include "vl_vertex_buffers.h" 41255e72915d4cbddceb435e13d81601755714e9fSE Android#include "vl_idct.h" 42255e72915d4cbddceb435e13d81601755714e9fSE Android 43255e72915d4cbddceb435e13d81601755714e9fSE Androidenum VS_OUTPUT 44255e72915d4cbddceb435e13d81601755714e9fSE Android{ 45255e72915d4cbddceb435e13d81601755714e9fSE Android VS_O_VPOS, 46255e72915d4cbddceb435e13d81601755714e9fSE Android VS_O_L_ADDR0, 47255e72915d4cbddceb435e13d81601755714e9fSE Android VS_O_L_ADDR1, 48255e72915d4cbddceb435e13d81601755714e9fSE Android VS_O_R_ADDR0, 49255e72915d4cbddceb435e13d81601755714e9fSE Android VS_O_R_ADDR1 50255e72915d4cbddceb435e13d81601755714e9fSE Android}; 51255e72915d4cbddceb435e13d81601755714e9fSE Android 52255e72915d4cbddceb435e13d81601755714e9fSE Android/** 53255e72915d4cbddceb435e13d81601755714e9fSE Android * The DCT matrix stored as hex representation of floats. Equal to the following equation: 54255e72915d4cbddceb435e13d81601755714e9fSE Android * for (i = 0; i < 8; ++i) 55255e72915d4cbddceb435e13d81601755714e9fSE Android * for (j = 0; j < 8; ++j) 56255e72915d4cbddceb435e13d81601755714e9fSE Android * if (i == 0) const_matrix[i][j] = 1.0f / sqrtf(8.0f); 57255e72915d4cbddceb435e13d81601755714e9fSE Android * else const_matrix[i][j] = sqrtf(2.0f / 8.0f) * cosf((2 * j + 1) * i * M_PI / (2.0f * 8.0f)); 58255e72915d4cbddceb435e13d81601755714e9fSE Android */ 59255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic const uint32_t const_matrix[8][8] = { 60255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3eb504f3, 0x3eb504f3, 0x3eb504f3, 0x3eb504f3, 0x3eb504f3, 0x3eb504f3, 0x3eb504f3, 0x3eb504f3 }, 61255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3efb14be, 0x3ed4db31, 0x3e8e39da, 0x3dc7c5c4, 0xbdc7c5c2, 0xbe8e39d9, 0xbed4db32, 0xbefb14bf }, 62255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3eec835f, 0x3e43ef15, 0xbe43ef14, 0xbeec835e, 0xbeec835f, 0xbe43ef1a, 0x3e43ef1b, 0x3eec835f }, 63255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3ed4db31, 0xbdc7c5c2, 0xbefb14bf, 0xbe8e39dd, 0x3e8e39d7, 0x3efb14bf, 0x3dc7c5d0, 0xbed4db34 }, 64255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3eb504f3, 0xbeb504f3, 0xbeb504f4, 0x3eb504f1, 0x3eb504f3, 0xbeb504f0, 0xbeb504ef, 0x3eb504f4 }, 65255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3e8e39da, 0xbefb14bf, 0x3dc7c5c8, 0x3ed4db32, 0xbed4db34, 0xbdc7c5bb, 0x3efb14bf, 0xbe8e39d7 }, 66255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3e43ef15, 0xbeec835f, 0x3eec835f, 0xbe43ef07, 0xbe43ef23, 0x3eec8361, 0xbeec835c, 0x3e43ef25 }, 67255e72915d4cbddceb435e13d81601755714e9fSE Android { 0x3dc7c5c4, 0xbe8e39dd, 0x3ed4db32, 0xbefb14c0, 0x3efb14be, 0xbed4db31, 0x3e8e39ce, 0xbdc7c596 }, 68255e72915d4cbddceb435e13d81601755714e9fSE Android}; 69255e72915d4cbddceb435e13d81601755714e9fSE Android 70255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void 71255e72915d4cbddceb435e13d81601755714e9fSE Androidcalc_addr(struct ureg_program *shader, struct ureg_dst addr[2], 72255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src tc, struct ureg_src start, bool right_side, 73255e72915d4cbddceb435e13d81601755714e9fSE Android bool transposed, float size) 74255e72915d4cbddceb435e13d81601755714e9fSE Android{ 75255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned wm_start = (right_side == transposed) ? TGSI_WRITEMASK_X : TGSI_WRITEMASK_Y; 76255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned sw_start = right_side ? TGSI_SWIZZLE_Y : TGSI_SWIZZLE_X; 77255e72915d4cbddceb435e13d81601755714e9fSE Android 78255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned wm_tc = (right_side == transposed) ? TGSI_WRITEMASK_Y : TGSI_WRITEMASK_X; 79255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned sw_tc = right_side ? TGSI_SWIZZLE_X : TGSI_SWIZZLE_Y; 80255e72915d4cbddceb435e13d81601755714e9fSE Android 81255e72915d4cbddceb435e13d81601755714e9fSE Android /* 82255e72915d4cbddceb435e13d81601755714e9fSE Android * addr[0..1].(start) = right_side ? start.x : tc.x 83255e72915d4cbddceb435e13d81601755714e9fSE Android * addr[0..1].(tc) = right_side ? tc.y : start.y 84255e72915d4cbddceb435e13d81601755714e9fSE Android * addr[0..1].z = tc.z 85255e72915d4cbddceb435e13d81601755714e9fSE Android * addr[1].(start) += 1.0f / scale 86255e72915d4cbddceb435e13d81601755714e9fSE Android */ 87255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(addr[0], wm_start), ureg_scalar(start, sw_start)); 88255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(addr[0], wm_tc), ureg_scalar(tc, sw_tc)); 89255e72915d4cbddceb435e13d81601755714e9fSE Android 90255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_ADD(shader, ureg_writemask(addr[1], wm_start), ureg_scalar(start, sw_start), ureg_imm1f(shader, 1.0f / size)); 91255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(addr[1], wm_tc), ureg_scalar(tc, sw_tc)); 92255e72915d4cbddceb435e13d81601755714e9fSE Android} 93255e72915d4cbddceb435e13d81601755714e9fSE Android 94255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void 95255e72915d4cbddceb435e13d81601755714e9fSE Androidincrement_addr(struct ureg_program *shader, struct ureg_dst daddr[2], 96255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src saddr[2], bool right_side, bool transposed, 97255e72915d4cbddceb435e13d81601755714e9fSE Android int pos, float size) 98255e72915d4cbddceb435e13d81601755714e9fSE Android{ 99255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned wm_start = (right_side == transposed) ? TGSI_WRITEMASK_X : TGSI_WRITEMASK_Y; 100255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned wm_tc = (right_side == transposed) ? TGSI_WRITEMASK_Y : TGSI_WRITEMASK_X; 101255e72915d4cbddceb435e13d81601755714e9fSE Android 102255e72915d4cbddceb435e13d81601755714e9fSE Android /* 103255e72915d4cbddceb435e13d81601755714e9fSE Android * daddr[0..1].(start) = saddr[0..1].(start) 104255e72915d4cbddceb435e13d81601755714e9fSE Android * daddr[0..1].(tc) = saddr[0..1].(tc) 105255e72915d4cbddceb435e13d81601755714e9fSE Android */ 106255e72915d4cbddceb435e13d81601755714e9fSE Android 107255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(daddr[0], wm_start), saddr[0]); 108255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_ADD(shader, ureg_writemask(daddr[0], wm_tc), saddr[0], ureg_imm1f(shader, pos / size)); 109255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(daddr[1], wm_start), saddr[1]); 110255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_ADD(shader, ureg_writemask(daddr[1], wm_tc), saddr[1], ureg_imm1f(shader, pos / size)); 111255e72915d4cbddceb435e13d81601755714e9fSE Android} 112255e72915d4cbddceb435e13d81601755714e9fSE Android 113255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void 114255e72915d4cbddceb435e13d81601755714e9fSE Androidfetch_four(struct ureg_program *shader, struct ureg_dst m[2], struct ureg_src addr[2], 115255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src sampler, bool resource3d) 116255e72915d4cbddceb435e13d81601755714e9fSE Android{ 117255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_TEX(shader, m[0], resource3d ? TGSI_TEXTURE_3D : TGSI_TEXTURE_2D, addr[0], sampler); 118255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_TEX(shader, m[1], resource3d ? TGSI_TEXTURE_3D : TGSI_TEXTURE_2D, addr[1], sampler); 119255e72915d4cbddceb435e13d81601755714e9fSE Android} 120255e72915d4cbddceb435e13d81601755714e9fSE Android 121255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void 122255e72915d4cbddceb435e13d81601755714e9fSE Androidmatrix_mul(struct ureg_program *shader, struct ureg_dst dst, struct ureg_dst l[2], struct ureg_dst r[2]) 123255e72915d4cbddceb435e13d81601755714e9fSE Android{ 124255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst tmp; 125255e72915d4cbddceb435e13d81601755714e9fSE Android 126255e72915d4cbddceb435e13d81601755714e9fSE Android tmp = ureg_DECL_temporary(shader); 127255e72915d4cbddceb435e13d81601755714e9fSE Android 128255e72915d4cbddceb435e13d81601755714e9fSE Android /* 129255e72915d4cbddceb435e13d81601755714e9fSE Android * tmp.xy = dot4(m[0][0..1], m[1][0..1]) 130255e72915d4cbddceb435e13d81601755714e9fSE Android * dst = tmp.x + tmp.y 131255e72915d4cbddceb435e13d81601755714e9fSE Android */ 132255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_DP4(shader, ureg_writemask(tmp, TGSI_WRITEMASK_X), ureg_src(l[0]), ureg_src(r[0])); 133255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_DP4(shader, ureg_writemask(tmp, TGSI_WRITEMASK_Y), ureg_src(l[1]), ureg_src(r[1])); 134255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_ADD(shader, dst, 135255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_X), 136255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_Y)); 137255e72915d4cbddceb435e13d81601755714e9fSE Android 138255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, tmp); 139255e72915d4cbddceb435e13d81601755714e9fSE Android} 140255e72915d4cbddceb435e13d81601755714e9fSE Android 141255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void * 142255e72915d4cbddceb435e13d81601755714e9fSE Androidcreate_stage1_vert_shader(struct vl_idct *idct) 143255e72915d4cbddceb435e13d81601755714e9fSE Android{ 144255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_program *shader; 145255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src vrect, vpos; 146255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src scale; 147255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst t_tex, t_start; 148255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst o_vpos, o_l_addr[2], o_r_addr[2]; 149255e72915d4cbddceb435e13d81601755714e9fSE Android 150255e72915d4cbddceb435e13d81601755714e9fSE Android shader = ureg_create(TGSI_PROCESSOR_VERTEX); 151255e72915d4cbddceb435e13d81601755714e9fSE Android if (!shader) 152255e72915d4cbddceb435e13d81601755714e9fSE Android return NULL; 153255e72915d4cbddceb435e13d81601755714e9fSE Android 154255e72915d4cbddceb435e13d81601755714e9fSE Android vrect = ureg_DECL_vs_input(shader, VS_I_RECT); 155255e72915d4cbddceb435e13d81601755714e9fSE Android vpos = ureg_DECL_vs_input(shader, VS_I_VPOS); 156255e72915d4cbddceb435e13d81601755714e9fSE Android 157255e72915d4cbddceb435e13d81601755714e9fSE Android t_tex = ureg_DECL_temporary(shader); 158255e72915d4cbddceb435e13d81601755714e9fSE Android t_start = ureg_DECL_temporary(shader); 159255e72915d4cbddceb435e13d81601755714e9fSE Android 160255e72915d4cbddceb435e13d81601755714e9fSE Android o_vpos = ureg_DECL_output(shader, TGSI_SEMANTIC_POSITION, VS_O_VPOS); 161255e72915d4cbddceb435e13d81601755714e9fSE Android 162255e72915d4cbddceb435e13d81601755714e9fSE Android o_l_addr[0] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_L_ADDR0); 163255e72915d4cbddceb435e13d81601755714e9fSE Android o_l_addr[1] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_L_ADDR1); 164255e72915d4cbddceb435e13d81601755714e9fSE Android 165255e72915d4cbddceb435e13d81601755714e9fSE Android o_r_addr[0] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR0); 166255e72915d4cbddceb435e13d81601755714e9fSE Android o_r_addr[1] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR1); 167255e72915d4cbddceb435e13d81601755714e9fSE Android 168255e72915d4cbddceb435e13d81601755714e9fSE Android /* 169255e72915d4cbddceb435e13d81601755714e9fSE Android * scale = (BLOCK_WIDTH, BLOCK_HEIGHT) / (dst.width, dst.height) 170255e72915d4cbddceb435e13d81601755714e9fSE Android * 171255e72915d4cbddceb435e13d81601755714e9fSE Android * t_vpos = vpos + vrect 172255e72915d4cbddceb435e13d81601755714e9fSE Android * o_vpos.xy = t_vpos * scale 173255e72915d4cbddceb435e13d81601755714e9fSE Android * o_vpos.zw = vpos 174255e72915d4cbddceb435e13d81601755714e9fSE Android * 175255e72915d4cbddceb435e13d81601755714e9fSE Android * o_l_addr = calc_addr(...) 176255e72915d4cbddceb435e13d81601755714e9fSE Android * o_r_addr = calc_addr(...) 177255e72915d4cbddceb435e13d81601755714e9fSE Android * 178255e72915d4cbddceb435e13d81601755714e9fSE Android */ 179255e72915d4cbddceb435e13d81601755714e9fSE Android 180255e72915d4cbddceb435e13d81601755714e9fSE Android scale = ureg_imm2f(shader, 181255e72915d4cbddceb435e13d81601755714e9fSE Android (float)BLOCK_WIDTH / idct->buffer_width, 182255e72915d4cbddceb435e13d81601755714e9fSE Android (float)BLOCK_HEIGHT / idct->buffer_height); 183255e72915d4cbddceb435e13d81601755714e9fSE Android 184255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_ADD(shader, ureg_writemask(t_tex, TGSI_WRITEMASK_XY), vpos, vrect); 185255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MUL(shader, ureg_writemask(t_tex, TGSI_WRITEMASK_XY), ureg_src(t_tex), scale); 186255e72915d4cbddceb435e13d81601755714e9fSE Android 187255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(o_vpos, TGSI_WRITEMASK_XY), ureg_src(t_tex)); 188255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MOV(shader, ureg_writemask(o_vpos, TGSI_WRITEMASK_ZW), ureg_imm1f(shader, 1.0f)); 189255e72915d4cbddceb435e13d81601755714e9fSE Android 190255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_MUL(shader, ureg_writemask(t_start, TGSI_WRITEMASK_XY), vpos, scale); 191255e72915d4cbddceb435e13d81601755714e9fSE Android 192255e72915d4cbddceb435e13d81601755714e9fSE Android calc_addr(shader, o_l_addr, ureg_src(t_tex), ureg_src(t_start), false, false, idct->buffer_width / 4); 193255e72915d4cbddceb435e13d81601755714e9fSE Android calc_addr(shader, o_r_addr, vrect, ureg_imm1f(shader, 0.0f), true, true, BLOCK_WIDTH / 4); 194255e72915d4cbddceb435e13d81601755714e9fSE Android 195255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, t_tex); 196255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, t_start); 197255e72915d4cbddceb435e13d81601755714e9fSE Android 198255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_END(shader); 199255e72915d4cbddceb435e13d81601755714e9fSE Android 200255e72915d4cbddceb435e13d81601755714e9fSE Android return ureg_create_shader_and_destroy(shader, idct->pipe); 201255e72915d4cbddceb435e13d81601755714e9fSE Android} 202255e72915d4cbddceb435e13d81601755714e9fSE Android 203255e72915d4cbddceb435e13d81601755714e9fSE Androidstatic void * 204255e72915d4cbddceb435e13d81601755714e9fSE Androidcreate_stage1_frag_shader(struct vl_idct *idct) 205255e72915d4cbddceb435e13d81601755714e9fSE Android{ 206255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_program *shader; 207255e72915d4cbddceb435e13d81601755714e9fSE Android 208255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src l_addr[2], r_addr[2]; 209255e72915d4cbddceb435e13d81601755714e9fSE Android 210255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst l[4][2], r[2]; 211255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst fragment[idct->nr_of_render_targets]; 212255e72915d4cbddceb435e13d81601755714e9fSE Android 213255e72915d4cbddceb435e13d81601755714e9fSE Android int i, j; 214255e72915d4cbddceb435e13d81601755714e9fSE Android 215255e72915d4cbddceb435e13d81601755714e9fSE Android shader = ureg_create(TGSI_PROCESSOR_FRAGMENT); 216255e72915d4cbddceb435e13d81601755714e9fSE Android if (!shader) 217255e72915d4cbddceb435e13d81601755714e9fSE Android return NULL; 218255e72915d4cbddceb435e13d81601755714e9fSE Android 219255e72915d4cbddceb435e13d81601755714e9fSE Android l_addr[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_L_ADDR0, TGSI_INTERPOLATE_LINEAR); 220255e72915d4cbddceb435e13d81601755714e9fSE Android l_addr[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_L_ADDR1, TGSI_INTERPOLATE_LINEAR); 221255e72915d4cbddceb435e13d81601755714e9fSE Android 222255e72915d4cbddceb435e13d81601755714e9fSE Android r_addr[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR0, TGSI_INTERPOLATE_LINEAR); 223255e72915d4cbddceb435e13d81601755714e9fSE Android r_addr[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR1, TGSI_INTERPOLATE_LINEAR); 224255e72915d4cbddceb435e13d81601755714e9fSE Android 225255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < idct->nr_of_render_targets; ++i) 226255e72915d4cbddceb435e13d81601755714e9fSE Android fragment[i] = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, i); 227255e72915d4cbddceb435e13d81601755714e9fSE Android 228255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < 4; ++i) { 229255e72915d4cbddceb435e13d81601755714e9fSE Android l[i][0] = ureg_DECL_temporary(shader); 230255e72915d4cbddceb435e13d81601755714e9fSE Android l[i][1] = ureg_DECL_temporary(shader); 231255e72915d4cbddceb435e13d81601755714e9fSE Android } 232255e72915d4cbddceb435e13d81601755714e9fSE Android 233255e72915d4cbddceb435e13d81601755714e9fSE Android r[0] = ureg_DECL_temporary(shader); 234255e72915d4cbddceb435e13d81601755714e9fSE Android r[1] = ureg_DECL_temporary(shader); 235255e72915d4cbddceb435e13d81601755714e9fSE Android 236255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < 4; ++i) { 237255e72915d4cbddceb435e13d81601755714e9fSE Android increment_addr(shader, l[i], l_addr, false, false, i - 2, idct->buffer_height); 238255e72915d4cbddceb435e13d81601755714e9fSE Android } 239255e72915d4cbddceb435e13d81601755714e9fSE Android 240255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < 4; ++i) { 241255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src s_addr[2] = { ureg_src(l[i][0]), ureg_src(l[i][1]) }; 242255e72915d4cbddceb435e13d81601755714e9fSE Android fetch_four(shader, l[i], s_addr, ureg_DECL_sampler(shader, 1), false); 243255e72915d4cbddceb435e13d81601755714e9fSE Android } 244255e72915d4cbddceb435e13d81601755714e9fSE Android 245255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < idct->nr_of_render_targets; ++i) { 246255e72915d4cbddceb435e13d81601755714e9fSE Android increment_addr(shader, r, r_addr, true, true, i - (signed)idct->nr_of_render_targets / 2, BLOCK_HEIGHT); 247255e72915d4cbddceb435e13d81601755714e9fSE Android 248255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src s_addr[2] = { ureg_src(r[0]), ureg_src(r[1]) }; 249255e72915d4cbddceb435e13d81601755714e9fSE Android fetch_four(shader, r, s_addr, ureg_DECL_sampler(shader, 0), false); 250255e72915d4cbddceb435e13d81601755714e9fSE Android 251255e72915d4cbddceb435e13d81601755714e9fSE Android for (j = 0; j < 4; ++j) { 252255e72915d4cbddceb435e13d81601755714e9fSE Android matrix_mul(shader, ureg_writemask(fragment[i], TGSI_WRITEMASK_X << j), l[j], r); 253255e72915d4cbddceb435e13d81601755714e9fSE Android } 254255e72915d4cbddceb435e13d81601755714e9fSE Android } 255255e72915d4cbddceb435e13d81601755714e9fSE Android 256255e72915d4cbddceb435e13d81601755714e9fSE Android for (i = 0; i < 4; ++i) { 257255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, l[i][0]); 258255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, l[i][1]); 259255e72915d4cbddceb435e13d81601755714e9fSE Android } 260255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, r[0]); 261255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_release_temporary(shader, r[1]); 262255e72915d4cbddceb435e13d81601755714e9fSE Android 263255e72915d4cbddceb435e13d81601755714e9fSE Android ureg_END(shader); 264255e72915d4cbddceb435e13d81601755714e9fSE Android 265255e72915d4cbddceb435e13d81601755714e9fSE Android return ureg_create_shader_and_destroy(shader, idct->pipe); 266255e72915d4cbddceb435e13d81601755714e9fSE Android} 267255e72915d4cbddceb435e13d81601755714e9fSE Android 268255e72915d4cbddceb435e13d81601755714e9fSE Androidvoid 269255e72915d4cbddceb435e13d81601755714e9fSE Androidvl_idct_stage2_vert_shader(struct vl_idct *idct, struct ureg_program *shader, 270255e72915d4cbddceb435e13d81601755714e9fSE Android unsigned first_output, struct ureg_dst tex) 271255e72915d4cbddceb435e13d81601755714e9fSE Android{ 272255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src vrect, vpos; 273255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_src scale; 274255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst t_start; 275255e72915d4cbddceb435e13d81601755714e9fSE Android struct ureg_dst o_l_addr[2], o_r_addr[2]; 276255e72915d4cbddceb435e13d81601755714e9fSE Android 277255e72915d4cbddceb435e13d81601755714e9fSE Android vrect = ureg_DECL_vs_input(shader, VS_I_RECT); 278255e72915d4cbddceb435e13d81601755714e9fSE Android vpos = ureg_DECL_vs_input(shader, VS_I_VPOS); 279255e72915d4cbddceb435e13d81601755714e9fSE Android 280255e72915d4cbddceb435e13d81601755714e9fSE Android t_start = ureg_DECL_temporary(shader); 281255e72915d4cbddceb435e13d81601755714e9fSE Android 282255e72915d4cbddceb435e13d81601755714e9fSE Android --first_output; 283255e72915d4cbddceb435e13d81601755714e9fSE Android 284255e72915d4cbddceb435e13d81601755714e9fSE Android o_l_addr[0] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output + VS_O_L_ADDR0); 285255e72915d4cbddceb435e13d81601755714e9fSE Android o_l_addr[1] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output + VS_O_L_ADDR1); 286255e72915d4cbddceb435e13d81601755714e9fSE Android 287255e72915d4cbddceb435e13d81601755714e9fSE Android o_r_addr[0] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output + VS_O_R_ADDR0); 288255e72915d4cbddceb435e13d81601755714e9fSE Android o_r_addr[1] = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output + VS_O_R_ADDR1); 289 290 scale = ureg_imm2f(shader, 291 (float)BLOCK_WIDTH / idct->buffer_width, 292 (float)BLOCK_HEIGHT / idct->buffer_height); 293 294 ureg_MUL(shader, ureg_writemask(tex, TGSI_WRITEMASK_Z), 295 ureg_scalar(vrect, TGSI_SWIZZLE_X), 296 ureg_imm1f(shader, BLOCK_WIDTH / idct->nr_of_render_targets)); 297 ureg_MUL(shader, ureg_writemask(t_start, TGSI_WRITEMASK_XY), vpos, scale); 298 299 calc_addr(shader, o_l_addr, vrect, ureg_imm1f(shader, 0.0f), false, false, BLOCK_WIDTH / 4); 300 calc_addr(shader, o_r_addr, ureg_src(tex), ureg_src(t_start), true, false, idct->buffer_height / 4); 301 302 ureg_MOV(shader, ureg_writemask(o_r_addr[0], TGSI_WRITEMASK_Z), ureg_src(tex)); 303 ureg_MOV(shader, ureg_writemask(o_r_addr[1], TGSI_WRITEMASK_Z), ureg_src(tex)); 304} 305 306void 307vl_idct_stage2_frag_shader(struct vl_idct *idct, struct ureg_program *shader, 308 unsigned first_input, struct ureg_dst fragment) 309{ 310 struct ureg_src l_addr[2], r_addr[2]; 311 312 struct ureg_dst l[2], r[2]; 313 314 --first_input; 315 316 l_addr[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input + VS_O_L_ADDR0, TGSI_INTERPOLATE_LINEAR); 317 l_addr[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input + VS_O_L_ADDR1, TGSI_INTERPOLATE_LINEAR); 318 319 r_addr[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input + VS_O_R_ADDR0, TGSI_INTERPOLATE_LINEAR); 320 r_addr[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input + VS_O_R_ADDR1, TGSI_INTERPOLATE_LINEAR); 321 322 l[0] = ureg_DECL_temporary(shader); 323 l[1] = ureg_DECL_temporary(shader); 324 r[0] = ureg_DECL_temporary(shader); 325 r[1] = ureg_DECL_temporary(shader); 326 327 fetch_four(shader, l, l_addr, ureg_DECL_sampler(shader, 0), false); 328 fetch_four(shader, r, r_addr, ureg_DECL_sampler(shader, 1), true); 329 330 matrix_mul(shader, fragment, l, r); 331 332 ureg_release_temporary(shader, l[0]); 333 ureg_release_temporary(shader, l[1]); 334 ureg_release_temporary(shader, r[0]); 335 ureg_release_temporary(shader, r[1]); 336} 337 338static bool 339init_shaders(struct vl_idct *idct) 340{ 341 idct->vs = create_stage1_vert_shader(idct); 342 if (!idct->vs) 343 goto error_vs; 344 345 idct->fs = create_stage1_frag_shader(idct); 346 if (!idct->fs) 347 goto error_fs; 348 349 return true; 350 351error_fs: 352 idct->pipe->delete_vs_state(idct->pipe, idct->vs); 353 354error_vs: 355 return false; 356} 357 358static void 359cleanup_shaders(struct vl_idct *idct) 360{ 361 idct->pipe->delete_vs_state(idct->pipe, idct->vs); 362 idct->pipe->delete_fs_state(idct->pipe, idct->fs); 363} 364 365static bool 366init_state(struct vl_idct *idct) 367{ 368 struct pipe_blend_state blend; 369 struct pipe_rasterizer_state rs_state; 370 struct pipe_sampler_state sampler; 371 unsigned i; 372 373 assert(idct); 374 375 memset(&rs_state, 0, sizeof(rs_state)); 376 rs_state.gl_rasterization_rules = true; 377 idct->rs_state = idct->pipe->create_rasterizer_state(idct->pipe, &rs_state); 378 if (!idct->rs_state) 379 goto error_rs_state; 380 381 memset(&blend, 0, sizeof blend); 382 383 blend.independent_blend_enable = 0; 384 blend.rt[0].blend_enable = 0; 385 blend.rt[0].rgb_func = PIPE_BLEND_ADD; 386 blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE; 387 blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ONE; 388 blend.rt[0].alpha_func = PIPE_BLEND_ADD; 389 blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE; 390 blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE; 391 blend.logicop_enable = 0; 392 blend.logicop_func = PIPE_LOGICOP_CLEAR; 393 /* Needed to allow color writes to FB, even if blending disabled */ 394 blend.rt[0].colormask = PIPE_MASK_RGBA; 395 blend.dither = 0; 396 idct->blend = idct->pipe->create_blend_state(idct->pipe, &blend); 397 if (!idct->blend) 398 goto error_blend; 399 400 for (i = 0; i < 2; ++i) { 401 memset(&sampler, 0, sizeof(sampler)); 402 sampler.wrap_s = PIPE_TEX_WRAP_REPEAT; 403 sampler.wrap_t = PIPE_TEX_WRAP_REPEAT; 404 sampler.wrap_r = PIPE_TEX_WRAP_REPEAT; 405 sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST; 406 sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE; 407 sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST; 408 sampler.compare_mode = PIPE_TEX_COMPARE_NONE; 409 sampler.compare_func = PIPE_FUNC_ALWAYS; 410 sampler.normalized_coords = 1; 411 idct->samplers[i] = idct->pipe->create_sampler_state(idct->pipe, &sampler); 412 if (!idct->samplers[i]) 413 goto error_samplers; 414 } 415 416 return true; 417 418error_samplers: 419 for (i = 0; i < 2; ++i) 420 if (idct->samplers[i]) 421 idct->pipe->delete_sampler_state(idct->pipe, idct->samplers[i]); 422 423 idct->pipe->delete_rasterizer_state(idct->pipe, idct->rs_state); 424 425error_blend: 426 idct->pipe->delete_blend_state(idct->pipe, idct->blend); 427 428error_rs_state: 429 return false; 430} 431 432static void 433cleanup_state(struct vl_idct *idct) 434{ 435 unsigned i; 436 437 for (i = 0; i < 2; ++i) 438 idct->pipe->delete_sampler_state(idct->pipe, idct->samplers[i]); 439 440 idct->pipe->delete_rasterizer_state(idct->pipe, idct->rs_state); 441 idct->pipe->delete_blend_state(idct->pipe, idct->blend); 442} 443 444static bool 445init_intermediate(struct vl_idct *idct, struct vl_idct_buffer *buffer) 446{ 447 struct pipe_resource *tex; 448 struct pipe_surface surf_templ; 449 unsigned i; 450 451 assert(idct && buffer); 452 453 tex = buffer->sampler_views.individual.intermediate->texture; 454 455 buffer->fb_state.width = tex->width0; 456 buffer->fb_state.height = tex->height0; 457 buffer->fb_state.nr_cbufs = idct->nr_of_render_targets; 458 for(i = 0; i < idct->nr_of_render_targets; ++i) { 459 memset(&surf_templ, 0, sizeof(surf_templ)); 460 surf_templ.format = tex->format; 461 surf_templ.u.tex.first_layer = i; 462 surf_templ.u.tex.last_layer = i; 463 surf_templ.usage = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET; 464 buffer->fb_state.cbufs[i] = idct->pipe->create_surface( 465 idct->pipe, tex, &surf_templ); 466 467 if (!buffer->fb_state.cbufs[i]) 468 goto error_surfaces; 469 } 470 471 buffer->viewport.scale[0] = tex->width0; 472 buffer->viewport.scale[1] = tex->height0; 473 474 return true; 475 476error_surfaces: 477 for(i = 0; i < idct->nr_of_render_targets; ++i) 478 pipe_surface_reference(&buffer->fb_state.cbufs[i], NULL); 479 480 return false; 481} 482 483static void 484cleanup_intermediate(struct vl_idct *idct, struct vl_idct_buffer *buffer) 485{ 486 unsigned i; 487 488 assert(idct && buffer); 489 490 for(i = 0; i < idct->nr_of_render_targets; ++i) 491 pipe_surface_reference(&buffer->fb_state.cbufs[i], NULL); 492 493 pipe_sampler_view_reference(&buffer->sampler_views.individual.intermediate, NULL); 494} 495 496struct pipe_sampler_view * 497vl_idct_upload_matrix(struct pipe_context *pipe, float scale) 498{ 499 struct pipe_resource tex_templ, *matrix; 500 struct pipe_sampler_view sv_templ, *sv; 501 struct pipe_transfer *buf_transfer; 502 unsigned i, j, pitch; 503 float *f; 504 505 struct pipe_box rect = 506 { 507 0, 0, 0, 508 BLOCK_WIDTH / 4, 509 BLOCK_HEIGHT, 510 1 511 }; 512 513 assert(pipe); 514 515 memset(&tex_templ, 0, sizeof(tex_templ)); 516 tex_templ.target = PIPE_TEXTURE_2D; 517 tex_templ.format = PIPE_FORMAT_R32G32B32A32_FLOAT; 518 tex_templ.last_level = 0; 519 tex_templ.width0 = 2; 520 tex_templ.height0 = 8; 521 tex_templ.depth0 = 1; 522 tex_templ.array_size = 1; 523 tex_templ.usage = PIPE_USAGE_IMMUTABLE; 524 tex_templ.bind = PIPE_BIND_SAMPLER_VIEW; 525 tex_templ.flags = 0; 526 527 matrix = pipe->screen->resource_create(pipe->screen, &tex_templ); 528 if (!matrix) 529 goto error_matrix; 530 531 buf_transfer = pipe->get_transfer 532 ( 533 pipe, matrix, 534 0, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, 535 &rect 536 ); 537 if (!buf_transfer) 538 goto error_transfer; 539 540 pitch = buf_transfer->stride / sizeof(float); 541 542 f = pipe->transfer_map(pipe, buf_transfer); 543 if (!f) 544 goto error_map; 545 546 for(i = 0; i < BLOCK_HEIGHT; ++i) 547 for(j = 0; j < BLOCK_WIDTH; ++j) 548 // transpose and scale 549 f[i * pitch + j] = ((const float (*)[8])const_matrix)[j][i] * scale; 550 551 pipe->transfer_unmap(pipe, buf_transfer); 552 pipe->transfer_destroy(pipe, buf_transfer); 553 554 memset(&sv_templ, 0, sizeof(sv_templ)); 555 u_sampler_view_default_template(&sv_templ, matrix, matrix->format); 556 sv = pipe->create_sampler_view(pipe, matrix, &sv_templ); 557 pipe_resource_reference(&matrix, NULL); 558 if (!sv) 559 goto error_map; 560 561 return sv; 562 563error_map: 564 pipe->transfer_destroy(pipe, buf_transfer); 565 566error_transfer: 567 pipe_resource_reference(&matrix, NULL); 568 569error_matrix: 570 return NULL; 571} 572 573bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, 574 unsigned buffer_width, unsigned buffer_height, 575 unsigned nr_of_render_targets, 576 struct pipe_sampler_view *matrix, 577 struct pipe_sampler_view *transpose) 578{ 579 assert(idct && pipe && matrix); 580 581 idct->pipe = pipe; 582 idct->buffer_width = buffer_width; 583 idct->buffer_height = buffer_height; 584 idct->nr_of_render_targets = nr_of_render_targets; 585 586 pipe_sampler_view_reference(&idct->matrix, matrix); 587 pipe_sampler_view_reference(&idct->transpose, transpose); 588 589 if(!init_shaders(idct)) 590 return false; 591 592 if(!init_state(idct)) { 593 cleanup_shaders(idct); 594 return false; 595 } 596 597 return true; 598} 599 600void 601vl_idct_cleanup(struct vl_idct *idct) 602{ 603 cleanup_shaders(idct); 604 cleanup_state(idct); 605 606 pipe_sampler_view_reference(&idct->matrix, NULL); 607} 608 609bool 610vl_idct_init_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer, 611 struct pipe_sampler_view *source, 612 struct pipe_sampler_view *intermediate, 613 struct pipe_surface *destination) 614{ 615 assert(buffer); 616 assert(idct); 617 assert(source); 618 assert(destination); 619 620 memset(buffer, 0, sizeof(struct vl_idct_buffer)); 621 622 pipe_sampler_view_reference(&buffer->sampler_views.individual.matrix, idct->matrix); 623 pipe_sampler_view_reference(&buffer->sampler_views.individual.source, source); 624 pipe_sampler_view_reference(&buffer->sampler_views.individual.transpose, idct->transpose); 625 pipe_sampler_view_reference(&buffer->sampler_views.individual.intermediate, intermediate); 626 627 if (!init_intermediate(idct, buffer)) 628 return false; 629 630 buffer->viewport.scale[2] = 1; 631 buffer->viewport.scale[3] = 1; 632 buffer->viewport.translate[0] = 0; 633 buffer->viewport.translate[1] = 0; 634 buffer->viewport.translate[2] = 0; 635 buffer->viewport.translate[3] = 0; 636 637 return true; 638} 639 640void 641vl_idct_cleanup_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer) 642{ 643 unsigned i; 644 645 assert(idct && buffer); 646 647 for(i = 0; i < idct->nr_of_render_targets; ++i) 648 pipe_surface_reference(&buffer->fb_state.cbufs[i], NULL); 649 650 cleanup_intermediate(idct, buffer); 651} 652 653void 654vl_idct_flush(struct vl_idct *idct, struct vl_idct_buffer *buffer, unsigned num_instances) 655{ 656 assert(idct); 657 assert(buffer); 658 659 idct->pipe->bind_rasterizer_state(idct->pipe, idct->rs_state); 660 idct->pipe->bind_blend_state(idct->pipe, idct->blend); 661 idct->pipe->bind_fragment_sampler_states(idct->pipe, 2, idct->samplers); 662 663 /* first stage */ 664 idct->pipe->set_framebuffer_state(idct->pipe, &buffer->fb_state); 665 idct->pipe->set_viewport_state(idct->pipe, &buffer->viewport); 666 idct->pipe->set_fragment_sampler_views(idct->pipe, 2, buffer->sampler_views.stage[0]); 667 idct->pipe->bind_vs_state(idct->pipe, idct->vs); 668 idct->pipe->bind_fs_state(idct->pipe, idct->fs); 669 util_draw_arrays_instanced(idct->pipe, PIPE_PRIM_QUADS, 0, 4, 0, num_instances); 670} 671 672void 673vl_idct_prepare_stage2(struct vl_idct *idct, struct vl_idct_buffer *buffer) 674{ 675 assert(idct); 676 assert(buffer); 677 678 /* second stage */ 679 idct->pipe->bind_rasterizer_state(idct->pipe, idct->rs_state); 680 idct->pipe->bind_fragment_sampler_states(idct->pipe, 2, idct->samplers); 681 idct->pipe->set_fragment_sampler_views(idct->pipe, 2, buffer->sampler_views.stage[1]); 682} 683 684