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265 lines
7.8 KiB
265 lines
7.8 KiB
/**************************************************************************
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*
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* Copyright (C) 2014 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef VREND_SHADER_H
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#define VREND_SHADER_H
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#include "pipe/p_state.h"
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#include "pipe/p_shader_tokens.h"
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#include "vrend_strbuf.h"
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#define VIRGL_NUM_CLIP_PLANES 8
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#define VREND_SHADER_SAMPLER_VIEWS_MASK_LENGTH \
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((PIPE_MAX_SHADER_SAMPLER_VIEWS + 63) / 64)
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enum gl_advanced_blend_mode
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{
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BLEND_NONE = 0,
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BLEND_MULTIPLY,
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BLEND_SCREEN,
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BLEND_OVERLAY,
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BLEND_DARKEN,
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BLEND_LIGHTEN,
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BLEND_COLORDODGE,
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BLEND_COLORBURN,
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BLEND_HARDLIGHT,
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BLEND_SOFTLIGHT,
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BLEND_DIFFERENCE,
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BLEND_EXCLUSION,
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BLEND_HSL_HUE,
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BLEND_HSL_SATURATION,
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BLEND_HSL_COLOR,
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BLEND_HSL_LUMINOSITY,
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BLEND_ALL
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};
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/* need to store patching info for interpolation */
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struct vrend_interp_info {
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unsigned semantic_name : 6;
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unsigned semantic_index : 16;
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unsigned interpolate : 3;
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unsigned location : 3;
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};
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struct vrend_array {
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int first;
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int array_size;
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};
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struct vrend_layout_info {
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unsigned name : 6;
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unsigned sid : 16 ;
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unsigned location : 16 ;
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unsigned array_id : 16 ;
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unsigned usage_mask : 5;
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};
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struct vrend_fs_shader_info {
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int num_interps;
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int glsl_ver;
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bool has_sample_input;
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struct vrend_interp_info interpinfo[PIPE_MAX_SHADER_INPUTS];
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};
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struct vrend_shader_info_out {
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uint64_t num_indirect_generic : 8;
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uint64_t num_indirect_patch : 8;
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uint64_t num_generic_and_patch : 8;
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uint64_t guest_sent_io_arrays : 1;
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};
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struct vrend_shader_info_in {
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uint64_t generic_emitted_mask;
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uint32_t num_indirect_generic : 8;
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uint32_t num_indirect_patch : 8;
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uint32_t use_pervertex : 1;
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};
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struct vrend_shader_info {
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uint64_t invariant_outputs;
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struct vrend_shader_info_out out;
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struct vrend_shader_info_in in;
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struct vrend_layout_info generic_outputs_layout[64];
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struct vrend_array *sampler_arrays;
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struct vrend_array *image_arrays;
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char **so_names;
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struct pipe_stream_output_info so_info;
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/* 8 cbufs + depth + stencil + samplemask */
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int8_t fs_output_layout[12];
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uint32_t samplers_used_mask;
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uint32_t images_used_mask;
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uint32_t ubo_used_mask;
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uint32_t ssbo_used_mask;
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uint32_t shadow_samp_mask;
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uint32_t attrib_input_mask;
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uint32_t fs_blend_equation_advanced;
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uint32_t fog_input_mask;
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uint32_t fog_output_mask;
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int num_consts;
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int num_inputs;
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int num_outputs;
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int gs_out_prim;
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int tes_prim;
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int num_sampler_arrays;
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int num_image_arrays;
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uint8_t ubo_indirect : 1;
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uint8_t tes_point_mode : 1;
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uint8_t gles_use_tex_query_level : 1;
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};
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struct vrend_variable_shader_info {
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struct vrend_fs_shader_info fs_info;
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uint32_t num_in_clip:4;
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uint32_t num_in_cull:4;
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uint32_t num_out_clip:4;
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uint32_t num_out_cull:4;
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int num_ucp;
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int legacy_color_bits;
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};
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struct vrend_shader_key {
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uint64_t force_invariant_inputs;
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struct vrend_fs_shader_info fs_info;
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struct vrend_shader_info_out input;
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struct vrend_shader_info_in output;
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struct vrend_layout_info prev_stage_generic_and_patch_outputs_layout[64];
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union {
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struct {
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uint8_t surface_component_bits[PIPE_MAX_COLOR_BUFS];
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uint32_t coord_replace;
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uint8_t swizzle_output_rgb_to_bgr;
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uint8_t needs_manual_srgb_encode_bitmask;
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uint8_t cbufs_are_a8_bitmask;
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uint8_t cbufs_signed_int_bitmask;
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uint8_t cbufs_unsigned_int_bitmask;
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uint32_t logicop_func : 4;
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uint32_t logicop_enabled : 1;
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uint32_t prim_is_points : 1;
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uint32_t invert_origin : 1;
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uint32_t available_color_in_bits : 4;
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} fs;
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struct {
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uint32_t attrib_signed_int_bitmask;
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uint32_t attrib_unsigned_int_bitmask;
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uint32_t attrib_zyxw_bitmask;
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uint32_t fog_fixup_mask;
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} vs;
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struct {
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uint32_t emit_clip_distance : 1;
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} gs;
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};
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uint64_t sampler_views_lower_swizzle_mask[VREND_SHADER_SAMPLER_VIEWS_MASK_LENGTH];
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uint64_t sampler_views_emulated_rect_mask[VREND_SHADER_SAMPLER_VIEWS_MASK_LENGTH];
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uint16_t tex_swizzle[PIPE_MAX_SHADER_SAMPLER_VIEWS];
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uint8_t num_in_cull : 4;
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uint8_t num_in_clip : 4;
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uint8_t num_out_cull : 4;
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uint8_t num_out_clip : 4;
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uint8_t pstipple_tex : 1;
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uint8_t color_two_side : 1;
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uint8_t gs_present : 1;
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uint8_t tcs_present : 1;
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uint8_t tes_present : 1;
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uint8_t flatshade : 1;
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};
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struct vrend_shader_cfg {
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uint32_t glsl_version : 12;
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uint32_t max_draw_buffers : 4;
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uint32_t use_gles : 1;
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uint32_t use_core_profile : 1;
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uint32_t use_explicit_locations : 1;
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uint32_t has_arrays_of_arrays : 1;
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uint32_t has_gpu_shader5 : 1;
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uint32_t has_es31_compat : 1;
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uint32_t has_conservative_depth : 1;
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uint32_t use_integer : 1;
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uint32_t has_dual_src_blend : 1;
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uint32_t has_fbfetch_coherent : 1;
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uint32_t has_cull_distance : 1;
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};
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struct vrend_context;
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#define SHADER_MAX_STRINGS 3
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#define SHADER_STRING_VER_EXT 0
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#define SHADER_STRING_HDR 1
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bool vrend_convert_shader(const struct vrend_context *rctx,
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const struct vrend_shader_cfg *cfg,
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const struct tgsi_token *tokens,
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uint32_t req_local_mem,
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const struct vrend_shader_key *key,
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struct vrend_shader_info *sinfo,
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struct vrend_variable_shader_info *var_sinfo,
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struct vrend_strarray *shader);
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const char *vrend_shader_samplertypeconv(bool use_gles, int sampler_type);
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char vrend_shader_samplerreturnconv(enum tgsi_return_type type);
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int vrend_shader_lookup_sampler_array(const struct vrend_shader_info *sinfo, int index);
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bool vrend_shader_create_passthrough_tcs(const struct vrend_context *ctx,
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const struct vrend_shader_cfg *cfg,
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const struct tgsi_token *vs_info,
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const struct vrend_shader_key *key,
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const float tess_factors[6],
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struct vrend_shader_info *sinfo,
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struct vrend_strarray *shader,
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int vertices_per_patch);
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bool vrend_shader_needs_alpha_func(const struct vrend_shader_key *key);
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static inline bool vrend_shader_sampler_views_mask_get(
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const uint64_t mask[static VREND_SHADER_SAMPLER_VIEWS_MASK_LENGTH],
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int index)
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{
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return (mask[index / 64] >> (index % 64)) & 1;
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}
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static inline void vrend_shader_sampler_views_mask_set(
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uint64_t mask[static VREND_SHADER_SAMPLER_VIEWS_MASK_LENGTH],
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int index)
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{
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mask[index / 64] |= 1ull << (index % 64);
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}
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#endif
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