1 // 2 // Copyright (C) 2002-2005 3Dlabs Inc. Ltd. 3 // Copyright (C) 2012-2013 LunarG, Inc. 4 // 5 // All rights reserved. 6 // 7 // Redistribution and use in source and binary forms, with or without 8 // modification, are permitted provided that the following conditions 9 // are met: 10 // 11 // Redistributions of source code must retain the above copyright 12 // notice, this list of conditions and the following disclaimer. 13 // 14 // Redistributions in binary form must reproduce the above 15 // copyright notice, this list of conditions and the following 16 // disclaimer in the documentation and/or other materials provided 17 // with the distribution. 18 // 19 // Neither the name of 3Dlabs Inc. Ltd. nor the names of its 20 // contributors may be used to endorse or promote products derived 21 // from this software without specific prior written permission. 22 // 23 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 26 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 27 // COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 28 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 29 // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 30 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 31 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 33 // ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 // POSSIBILITY OF SUCH DAMAGE. 35 // 36 #ifndef _VERSIONS_INCLUDED_ 37 #define _VERSIONS_INCLUDED_ 38 39 // 40 // Help manage multiple profiles, versions, extensions etc. 41 // 42 43 // 44 // Profiles are set up for masking operations, so queries can be done on multiple 45 // profiles at the same time. 46 // 47 // Don't maintain an ordinal set of enums (0,1,2,3...) to avoid all possible 48 // defects from mixing the two different forms. 49 // 50 typedef enum { 51 EBadProfile = 0, 52 ENoProfile = (1 << 0), // only for desktop, before profiles showed up 53 ECoreProfile = (1 << 1), 54 ECompatibilityProfile = (1 << 2), 55 EEsProfile = (1 << 3) 56 } EProfile; 57 58 namespace glslang { 59 60 // 61 // Map from profile enum to externally readable text name. 62 // 63 inline const char* ProfileName(EProfile profile) 64 { 65 switch (profile) { 66 case ENoProfile: return "none"; 67 case ECoreProfile: return "core"; 68 case ECompatibilityProfile: return "compatibility"; 69 case EEsProfile: return "es"; 70 default: return "unknown profile"; 71 } 72 } 73 74 // 75 // What source rules, validation rules, target language, etc. are needed 76 // desired for SPIR-V? 77 // 78 // 0 means a target or rule set is not enabled (ignore rules from that entity). 79 // Non-0 means to apply semantic rules arising from that version of its rule set. 80 // The union of all requested rule sets will be applied. 81 // 82 struct SpvVersion { 83 SpvVersion() : spv(0), vulkanGlsl(0), vulkan(0), openGl(0) {} 84 unsigned int spv; // the version of SPIR-V to target, as defined by "word 1" of the SPIR-V binary header 85 int vulkanGlsl; // the version of GLSL semantics for Vulkan, from GL_KHR_vulkan_glsl, for "#define VULKAN XXX" 86 int vulkan; // the version of Vulkan, for which SPIR-V execution environment rules to use (100 means 1.0) 87 int openGl; // the version of GLSL semantics for OpenGL, from GL_ARB_gl_spirv, for "#define GL_SPIRV XXX" 88 }; 89 90 // 91 // The behaviors from the GLSL "#extension extension_name : behavior" 92 // 93 typedef enum { 94 EBhMissing = 0, 95 EBhRequire, 96 EBhEnable, 97 EBhWarn, 98 EBhDisable, 99 EBhDisablePartial // use as initial state of an extension that is only partially implemented 100 } TExtensionBehavior; 101 102 // 103 // Symbolic names for extensions. Strings may be directly used when calling the 104 // functions, but better to have the compiler do spelling checks. 105 // 106 const char* const E_GL_OES_texture_3D = "GL_OES_texture_3D"; 107 const char* const E_GL_OES_standard_derivatives = "GL_OES_standard_derivatives"; 108 const char* const E_GL_EXT_frag_depth = "GL_EXT_frag_depth"; 109 const char* const E_GL_OES_EGL_image_external = "GL_OES_EGL_image_external"; 110 const char* const E_GL_EXT_shader_texture_lod = "GL_EXT_shader_texture_lod"; 111 const char* const E_GL_EXT_shadow_samplers = "GL_EXT_shadow_samplers"; 112 113 const char* const E_GL_ARB_texture_rectangle = "GL_ARB_texture_rectangle"; 114 const char* const E_GL_3DL_array_objects = "GL_3DL_array_objects"; 115 const char* const E_GL_ARB_shading_language_420pack = "GL_ARB_shading_language_420pack"; 116 const char* const E_GL_ARB_texture_gather = "GL_ARB_texture_gather"; 117 const char* const E_GL_ARB_gpu_shader5 = "GL_ARB_gpu_shader5"; 118 const char* const E_GL_ARB_separate_shader_objects = "GL_ARB_separate_shader_objects"; 119 const char* const E_GL_ARB_compute_shader = "GL_ARB_compute_shader"; 120 const char* const E_GL_ARB_tessellation_shader = "GL_ARB_tessellation_shader"; 121 const char* const E_GL_ARB_enhanced_layouts = "GL_ARB_enhanced_layouts"; 122 const char* const E_GL_ARB_texture_cube_map_array = "GL_ARB_texture_cube_map_array"; 123 const char* const E_GL_ARB_shader_texture_lod = "GL_ARB_shader_texture_lod"; 124 const char* const E_GL_ARB_explicit_attrib_location = "GL_ARB_explicit_attrib_location"; 125 const char* const E_GL_ARB_shader_image_load_store = "GL_ARB_shader_image_load_store"; 126 const char* const E_GL_ARB_shader_atomic_counters = "GL_ARB_shader_atomic_counters"; 127 const char* const E_GL_ARB_shader_draw_parameters = "GL_ARB_shader_draw_parameters"; 128 const char* const E_GL_ARB_shader_group_vote = "GL_ARB_shader_group_vote"; 129 const char* const E_GL_ARB_derivative_control = "GL_ARB_derivative_control"; 130 const char* const E_GL_ARB_shader_texture_image_samples = "GL_ARB_shader_texture_image_samples"; 131 const char* const E_GL_ARB_viewport_array = "GL_ARB_viewport_array"; 132 const char* const E_GL_ARB_gpu_shader_int64 = "GL_ARB_gpu_shader_int64"; 133 const char* const E_GL_ARB_shader_ballot = "GL_ARB_shader_ballot"; 134 const char* const E_GL_ARB_sparse_texture2 = "GL_ARB_sparse_texture2"; 135 const char* const E_GL_ARB_sparse_texture_clamp = "GL_ARB_sparse_texture_clamp"; 136 const char* const E_GL_ARB_shader_stencil_export = "GL_ARB_shader_stencil_export"; 137 // const char* const E_GL_ARB_cull_distance = "GL_ARB_cull_distance"; // present for 4.5, but need extension control over block members 138 const char* const E_GL_ARB_post_depth_coverage = "GL_ARB_post_depth_coverage"; 139 const char* const E_GL_ARB_shader_viewport_layer_array = "GL_ARB_shader_viewport_layer_array"; 140 141 const char* const E_GL_EXT_shader_non_constant_global_initializers = "GL_EXT_shader_non_constant_global_initializers"; 142 const char* const E_GL_EXT_shader_image_load_formatted = "GL_EXT_shader_image_load_formatted"; 143 144 // EXT extensions 145 const char* const E_GL_EXT_device_group = "GL_EXT_device_group"; 146 const char* const E_GL_EXT_multiview = "GL_EXT_multiview"; 147 const char* const E_GL_EXT_post_depth_coverage = "GL_EXT_post_depth_coverage"; 148 149 // Arrays of extensions for the above viewportEXTs duplications 150 151 const char* const post_depth_coverageEXTs[] = { E_GL_ARB_post_depth_coverage, E_GL_EXT_post_depth_coverage }; 152 const int Num_post_depth_coverageEXTs = sizeof(post_depth_coverageEXTs) / sizeof(post_depth_coverageEXTs[0]); 153 154 // OVR extensions 155 const char* const E_GL_OVR_multiview = "GL_OVR_multiview"; 156 const char* const E_GL_OVR_multiview2 = "GL_OVR_multiview2"; 157 158 const char* const OVR_multiview_EXTs[] = { E_GL_OVR_multiview, E_GL_OVR_multiview2 }; 159 const int Num_OVR_multiview_EXTs = sizeof(OVR_multiview_EXTs) / sizeof(OVR_multiview_EXTs[0]); 160 161 // #line and #include 162 const char* const E_GL_GOOGLE_cpp_style_line_directive = "GL_GOOGLE_cpp_style_line_directive"; 163 const char* const E_GL_GOOGLE_include_directive = "GL_GOOGLE_include_directive"; 164 165 #ifdef AMD_EXTENSIONS 166 const char* const E_GL_AMD_shader_ballot = "GL_AMD_shader_ballot"; 167 const char* const E_GL_AMD_shader_trinary_minmax = "GL_AMD_shader_trinary_minmax"; 168 const char* const E_GL_AMD_shader_explicit_vertex_parameter = "GL_AMD_shader_explicit_vertex_parameter"; 169 const char* const E_GL_AMD_gcn_shader = "GL_AMD_gcn_shader"; 170 const char* const E_GL_AMD_gpu_shader_half_float = "GL_AMD_gpu_shader_half_float"; 171 const char* const E_GL_AMD_texture_gather_bias_lod = "GL_AMD_texture_gather_bias_lod"; 172 const char* const E_GL_AMD_gpu_shader_int16 = "GL_AMD_gpu_shader_int16"; 173 const char* const E_GL_AMD_shader_image_load_store_lod = "GL_AMD_shader_image_load_store_lod"; 174 #endif 175 176 #ifdef NV_EXTENSIONS 177 178 const char* const E_GL_NV_sample_mask_override_coverage = "GL_NV_sample_mask_override_coverage"; 179 const char* const E_SPV_NV_geometry_shader_passthrough = "GL_NV_geometry_shader_passthrough"; 180 const char* const E_GL_NV_viewport_array2 = "GL_NV_viewport_array2"; 181 const char* const E_GL_NV_stereo_view_rendering = "GL_NV_stereo_view_rendering"; 182 const char* const E_GL_NVX_multiview_per_view_attributes = "GL_NVX_multiview_per_view_attributes"; 183 184 // Arrays of extensions for the above viewportEXTs duplications 185 186 const char* const viewportEXTs[] = { E_GL_ARB_shader_viewport_layer_array, E_GL_NV_viewport_array2 }; 187 const int Num_viewportEXTs = sizeof(viewportEXTs) / sizeof(viewportEXTs[0]); 188 #endif 189 190 // AEP 191 const char* const E_GL_ANDROID_extension_pack_es31a = "GL_ANDROID_extension_pack_es31a"; 192 const char* const E_GL_KHR_blend_equation_advanced = "GL_KHR_blend_equation_advanced"; 193 const char* const E_GL_OES_sample_variables = "GL_OES_sample_variables"; 194 const char* const E_GL_OES_shader_image_atomic = "GL_OES_shader_image_atomic"; 195 const char* const E_GL_OES_shader_multisample_interpolation = "GL_OES_shader_multisample_interpolation"; 196 const char* const E_GL_OES_texture_storage_multisample_2d_array = "GL_OES_texture_storage_multisample_2d_array"; 197 const char* const E_GL_EXT_geometry_shader = "GL_EXT_geometry_shader"; 198 const char* const E_GL_EXT_geometry_point_size = "GL_EXT_geometry_point_size"; 199 const char* const E_GL_EXT_gpu_shader5 = "GL_EXT_gpu_shader5"; 200 const char* const E_GL_EXT_primitive_bounding_box = "GL_EXT_primitive_bounding_box"; 201 const char* const E_GL_EXT_shader_io_blocks = "GL_EXT_shader_io_blocks"; 202 const char* const E_GL_EXT_tessellation_shader = "GL_EXT_tessellation_shader"; 203 const char* const E_GL_EXT_tessellation_point_size = "GL_EXT_tessellation_point_size"; 204 const char* const E_GL_EXT_texture_buffer = "GL_EXT_texture_buffer"; 205 const char* const E_GL_EXT_texture_cube_map_array = "GL_EXT_texture_cube_map_array"; 206 207 // OES matching AEP 208 const char* const E_GL_OES_geometry_shader = "GL_OES_geometry_shader"; 209 const char* const E_GL_OES_geometry_point_size = "GL_OES_geometry_point_size"; 210 const char* const E_GL_OES_gpu_shader5 = "GL_OES_gpu_shader5"; 211 const char* const E_GL_OES_primitive_bounding_box = "GL_OES_primitive_bounding_box"; 212 const char* const E_GL_OES_shader_io_blocks = "GL_OES_shader_io_blocks"; 213 const char* const E_GL_OES_tessellation_shader = "GL_OES_tessellation_shader"; 214 const char* const E_GL_OES_tessellation_point_size = "GL_OES_tessellation_point_size"; 215 const char* const E_GL_OES_texture_buffer = "GL_OES_texture_buffer"; 216 const char* const E_GL_OES_texture_cube_map_array = "GL_OES_texture_cube_map_array"; 217 218 // Arrays of extensions for the above AEP duplications 219 220 const char* const AEP_geometry_shader[] = { E_GL_EXT_geometry_shader, E_GL_OES_geometry_shader }; 221 const int Num_AEP_geometry_shader = sizeof(AEP_geometry_shader)/sizeof(AEP_geometry_shader[0]); 222 223 const char* const AEP_geometry_point_size[] = { E_GL_EXT_geometry_point_size, E_GL_OES_geometry_point_size }; 224 const int Num_AEP_geometry_point_size = sizeof(AEP_geometry_point_size)/sizeof(AEP_geometry_point_size[0]); 225 226 const char* const AEP_gpu_shader5[] = { E_GL_EXT_gpu_shader5, E_GL_OES_gpu_shader5 }; 227 const int Num_AEP_gpu_shader5 = sizeof(AEP_gpu_shader5)/sizeof(AEP_gpu_shader5[0]); 228 229 const char* const AEP_primitive_bounding_box[] = { E_GL_EXT_primitive_bounding_box, E_GL_OES_primitive_bounding_box }; 230 const int Num_AEP_primitive_bounding_box = sizeof(AEP_primitive_bounding_box)/sizeof(AEP_primitive_bounding_box[0]); 231 232 const char* const AEP_shader_io_blocks[] = { E_GL_EXT_shader_io_blocks, E_GL_OES_shader_io_blocks }; 233 const int Num_AEP_shader_io_blocks = sizeof(AEP_shader_io_blocks)/sizeof(AEP_shader_io_blocks[0]); 234 235 const char* const AEP_tessellation_shader[] = { E_GL_EXT_tessellation_shader, E_GL_OES_tessellation_shader }; 236 const int Num_AEP_tessellation_shader = sizeof(AEP_tessellation_shader)/sizeof(AEP_tessellation_shader[0]); 237 238 const char* const AEP_tessellation_point_size[] = { E_GL_EXT_tessellation_point_size, E_GL_OES_tessellation_point_size }; 239 const int Num_AEP_tessellation_point_size = sizeof(AEP_tessellation_point_size)/sizeof(AEP_tessellation_point_size[0]); 240 241 const char* const AEP_texture_buffer[] = { E_GL_EXT_texture_buffer, E_GL_OES_texture_buffer }; 242 const int Num_AEP_texture_buffer = sizeof(AEP_texture_buffer)/sizeof(AEP_texture_buffer[0]); 243 244 const char* const AEP_texture_cube_map_array[] = { E_GL_EXT_texture_cube_map_array, E_GL_OES_texture_cube_map_array }; 245 const int Num_AEP_texture_cube_map_array = sizeof(AEP_texture_cube_map_array)/sizeof(AEP_texture_cube_map_array[0]); 246 247 } // end namespace glslang 248 249 #endif // _VERSIONS_INCLUDED_ 250