/************************************************************************** * * 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 { uint32_t samplers_used_mask; uint32_t images_used_mask; uint32_t ubo_used_mask; uint32_t ssbo_used_mask; uint32_t num_generic_and_patch_outputs; bool has_pervertex_in; bool guest_sent_io_arrays; struct vrend_layout_info generic_outputs_layout[64]; int num_consts; int num_inputs; int num_outputs; bool ubo_indirect; uint8_t num_indirect_generic_outputs; uint8_t num_indirect_patch_outputs; uint8_t num_indirect_generic_inputs; uint8_t num_indirect_patch_inputs; uint32_t generic_inputs_emitted_mask; int num_ucp; uint8_t num_clip_out; uint8_t num_cull_out; uint32_t shadow_samp_mask; int gs_out_prim; int tes_prim; bool tes_point_mode; uint32_t attrib_input_mask; uint32_t fs_blend_equation_advanced; struct vrend_array *sampler_arrays; int num_sampler_arrays; struct vrend_array *image_arrays; int num_image_arrays; struct pipe_stream_output_info so_info; struct vrend_fs_shader_info fs_info; char **so_names; uint64_t invariant_outputs; }; struct vrend_shader_key { uint64_t force_invariant_inputs; struct vrend_fs_shader_info *fs_info; uint32_t coord_replace; uint32_t num_prev_generic_and_patch_outputs; uint32_t cbufs_are_a8_bitmask; uint32_t cbufs_signed_int_bitmask; uint32_t cbufs_unsigned_int_bitmask; uint32_t attrib_signed_int_bitmask; uint32_t attrib_unsigned_int_bitmask; uint32_t generic_outputs_expected_mask; uint32_t compiled_fs_uid; uint32_t fs_prim_is_points : 1; uint32_t invert_fs_origin : 1; uint32_t pstipple_tex : 1; uint32_t add_alpha_test : 1; uint32_t color_two_side : 1; uint32_t gs_present : 1; uint32_t tcs_present : 1; uint32_t tes_present : 1; uint32_t flatshade : 1; uint32_t guest_sent_io_arrays : 1; uint32_t fs_logicop_enabled : 1; uint32_t next_stage_pervertex_in : 1; uint32_t fs_logicop_func : 4; uint8_t alpha_test; uint8_t clip_plane_enable; uint8_t prev_stage_num_clip_out; uint8_t prev_stage_num_cull_out; uint8_t num_indirect_generic_outputs; uint8_t num_indirect_patch_outputs; uint8_t num_indirect_generic_inputs; uint8_t num_indirect_patch_inputs; uint8_t fs_swizzle_output_rgb_to_bgr; uint8_t surface_component_bits[PIPE_MAX_COLOR_BUFS]; struct vrend_layout_info prev_stage_generic_and_patch_outputs_layout[64]; }; struct vrend_shader_cfg { int glsl_version; int max_draw_buffers; bool use_gles; bool use_core_profile; bool use_explicit_locations; bool has_arrays_of_arrays; bool has_gpu_shader5; bool has_es31_compat; bool has_conservative_depth; bool use_integer; bool has_dual_src_blend; bool has_fbfetch_coherent; }; 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_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