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157 lines
4.8 KiB
157 lines
4.8 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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/* need to store patching info for interpolation */
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struct vrend_interp_info {
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int semantic_name;
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int semantic_index;
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int interpolate;
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unsigned location;
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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;
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int sid;
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int location;
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int array_id;
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int usage_mask;
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};
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struct vrend_shader_info {
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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 num_generic_and_patch_outputs;
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bool guest_sent_io_arrays;
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struct vrend_layout_info generic_outputs_layout[64];
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int num_consts;
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int num_inputs;
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int num_interps;
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int num_outputs;
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bool ubo_indirect;
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uint8_t num_indirect_generic_outputs;
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uint8_t num_indirect_patch_outputs;
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uint8_t num_indirect_generic_inputs;
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uint8_t num_indirect_patch_inputs;
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int num_ucp;
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int glsl_ver;
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bool has_pervertex_out;
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bool has_sample_input;
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uint8_t num_clip_out;
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uint8_t num_cull_out;
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uint32_t shadow_samp_mask;
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int gs_out_prim;
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int tes_prim;
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bool tes_point_mode;
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uint32_t attrib_input_mask;
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struct vrend_array *sampler_arrays;
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int num_sampler_arrays;
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struct vrend_array *image_arrays;
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int num_image_arrays;
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struct pipe_stream_output_info so_info;
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struct vrend_interp_info *interpinfo;
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char **so_names;
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};
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struct vrend_shader_key {
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uint32_t coord_replace;
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bool winsys_adjust_y_emitted;
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bool invert_fs_origin;
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bool pstipple_tex;
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bool add_alpha_test;
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bool color_two_side;
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uint8_t alpha_test;
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uint8_t clip_plane_enable;
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bool gs_present;
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bool tcs_present;
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bool tes_present;
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bool flatshade;
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bool prev_stage_pervertex_out;
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bool guest_sent_io_arrays;
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uint32_t num_prev_generic_and_patch_outputs;
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struct vrend_layout_info prev_stage_generic_and_patch_outputs_layout[64];
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uint8_t prev_stage_num_clip_out;
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uint8_t prev_stage_num_cull_out;
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float alpha_ref_val;
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uint32_t cbufs_are_a8_bitmask;
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uint8_t num_indirect_generic_outputs;
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uint8_t num_indirect_patch_outputs;
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uint8_t num_indirect_generic_inputs;
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uint8_t num_indirect_patch_inputs;
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};
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struct vrend_shader_cfg {
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int glsl_version;
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int max_draw_buffers;
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bool use_gles;
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bool use_core_profile;
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bool use_explicit_locations;
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bool has_arrays_of_arrays;
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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_patch_vertex_shader_interpolants(struct vrend_context *rctx,
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struct vrend_shader_cfg *cfg,
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struct vrend_strarray *shader,
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struct vrend_shader_info *vs_info,
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struct vrend_shader_info *fs_info,
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const char *oprefix, bool flatshade);
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bool vrend_convert_shader(struct vrend_context *rctx,
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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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struct vrend_shader_key *key,
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struct vrend_shader_info *sinfo,
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struct vrend_strarray *shader);
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const char *vrend_shader_samplertypeconv(bool use_gles, int sampler_type, int *is_shad);
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char vrend_shader_samplerreturnconv(enum tgsi_return_type type);
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int shader_lookup_sampler_array(struct vrend_shader_info *sinfo, int index);
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#endif
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