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virglrenderer/src/vrend_shader.h

235 lines
6.8 KiB

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