From 0a163cf56d1e412629cb802480998a982a47bb3c Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Fri, 25 Feb 2011 23:11:20 -0800 Subject: [PATCH] glsl: Enable GL_OES_texture_3D extension for ES2. --- src/glsl/builtin_types.h | 6 ++++-- src/glsl/builtins/profiles/OES_texture_3D.frag | 7 +++++++ src/glsl/builtins/profiles/OES_texture_3D.vert | 7 +++++++ src/glsl/glsl_parser_extras.cpp | 5 +++++ src/glsl/glsl_parser_extras.h | 2 ++ src/glsl/glsl_types.cpp | 12 ++++++++++++ src/glsl/glsl_types.h | 2 ++ src/mesa/main/extensions.c | 3 +-- 8 files changed, 40 insertions(+), 4 deletions(-) create mode 100644 src/glsl/builtins/profiles/OES_texture_3D.frag create mode 100644 src/glsl/builtins/profiles/OES_texture_3D.vert diff --git a/src/glsl/builtin_types.h b/src/glsl/builtin_types.h index 8ccbf6e312f..58b9a81273a 100644 --- a/src/glsl/builtin_types.h +++ b/src/glsl/builtin_types.h @@ -27,6 +27,10 @@ const glsl_type glsl_type::_error_type = const glsl_type glsl_type::_void_type = glsl_type(GL_INVALID_ENUM, GLSL_TYPE_VOID, 0, 0, "void"); +const glsl_type glsl_type::_sampler3D_type = + glsl_type(GL_SAMPLER_3D, GLSL_SAMPLER_DIM_3D, 0, 0, GLSL_TYPE_FLOAT, + "sampler3D"); + const glsl_type *const glsl_type::error_type = & glsl_type::_error_type; const glsl_type *const glsl_type::void_type = & glsl_type::_void_type; @@ -181,8 +185,6 @@ const glsl_type glsl_type::builtin_110_types[] = { "sampler1DShadow"), glsl_type(GL_SAMPLER_2D_SHADOW, GLSL_SAMPLER_DIM_2D, 1, 0, GLSL_TYPE_FLOAT, "sampler2DShadow"), - glsl_type(GL_SAMPLER_3D, GLSL_SAMPLER_DIM_3D, 0, 0, GLSL_TYPE_FLOAT, - "sampler3D"), }; /*@}*/ diff --git a/src/glsl/builtins/profiles/OES_texture_3D.frag b/src/glsl/builtins/profiles/OES_texture_3D.frag new file mode 100644 index 00000000000..b6ebd6a311f --- /dev/null +++ b/src/glsl/builtins/profiles/OES_texture_3D.frag @@ -0,0 +1,7 @@ +#version 100 +#extension GL_OES_texture_3D : enable + +vec4 texture3D (sampler3D sampler, vec3 coord); +vec4 texture3DProj (sampler3D sampler, vec4 coord); +vec4 texture3D (sampler3D sampler, vec3 coord, float bias); +vec4 texture3DProj (sampler3D sampler, vec4 coord, float bias); diff --git a/src/glsl/builtins/profiles/OES_texture_3D.vert b/src/glsl/builtins/profiles/OES_texture_3D.vert new file mode 100644 index 00000000000..81d12f51e9f --- /dev/null +++ b/src/glsl/builtins/profiles/OES_texture_3D.vert @@ -0,0 +1,7 @@ +#version 100 +#extension GL_OES_texture_3D : enable + +vec4 texture3D (sampler3D sampler, vec3 coord); +vec4 texture3DProj (sampler3D sampler, vec4 coord); +vec4 texture3DLod (sampler3D sampler, vec3 coord, float lod); +vec4 texture3DProjLod (sampler3D sampler, vec4 coord, float lod); diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp index d7a37aef46d..e8c60936fb6 100644 --- a/src/glsl/glsl_parser_extras.cpp +++ b/src/glsl/glsl_parser_extras.cpp @@ -256,6 +256,11 @@ _mesa_glsl_process_extension(const char *name, YYLTYPE *name_locp, state->AMD_conservative_depth_enable = (ext_mode != extension_disable); state->AMD_conservative_depth_warn = (ext_mode == extension_warn); unsupported = !state->extensions->AMD_conservative_depth; + } else if (strcmp(name, "GL_OES_texture_3D") == 0 && state->es_shader) { + state->OES_texture_3D_enable = (ext_mode != extension_disable); + state->OES_texture_3D_warn = (ext_mode == extension_warn); + + unsupported = !state->extensions->EXT_texture3D; } else { unsupported = true; } diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h index 10cb673c694..b5c016fb399 100644 --- a/src/glsl/glsl_parser_extras.h +++ b/src/glsl/glsl_parser_extras.h @@ -172,6 +172,8 @@ struct _mesa_glsl_parse_state { unsigned ARB_shader_stencil_export_warn:1; unsigned AMD_conservative_depth_enable:1; unsigned AMD_conservative_depth_warn:1; + unsigned OES_texture_3D_enable:1; + unsigned OES_texture_3D_warn:1; /*@}*/ /** Extensions supported by the OpenGL implementation. */ diff --git a/src/glsl/glsl_types.cpp b/src/glsl/glsl_types.cpp index 76b4f3e4cb0..78d10bd9380 100644 --- a/src/glsl/glsl_types.cpp +++ b/src/glsl/glsl_types.cpp @@ -131,6 +131,7 @@ glsl_type::generate_110_types(glsl_symbol_table *symtab) add_types_to_symbol_table(symtab, builtin_110_types, Elements(builtin_110_types), false); + add_types_to_symbol_table(symtab, &_sampler3D_type, 1, false); add_types_to_symbol_table(symtab, builtin_110_deprecated_structure_types, Elements(builtin_110_deprecated_structure_types), false); @@ -178,6 +179,13 @@ glsl_type::generate_EXT_texture_array_types(glsl_symbol_table *symtab, } +void +glsl_type::generate_OES_texture_3D_types(glsl_symbol_table *symtab, bool warn) +{ + add_types_to_symbol_table(symtab, &_sampler3D_type, 1, warn); +} + + void _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state) { @@ -204,6 +212,10 @@ _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state) glsl_type::generate_ARB_texture_rectangle_types(state->symbols, state->ARB_texture_rectangle_warn); } + if (state->OES_texture_3D_enable && state->language_version == 100) { + glsl_type::generate_OES_texture_3D_types(state->symbols, + state->OES_texture_3D_warn); + } if (state->EXT_texture_array_enable && state->language_version < 130) { // These are already included in 130; don't create twice. diff --git a/src/glsl/glsl_types.h b/src/glsl/glsl_types.h index 61bf5e0cfd2..3c2672c01a0 100644 --- a/src/glsl/glsl_types.h +++ b/src/glsl/glsl_types.h @@ -427,6 +427,7 @@ private: /*@{*/ static const glsl_type _error_type; static const glsl_type _void_type; + static const glsl_type _sampler3D_type; static const glsl_type builtin_core_types[]; static const glsl_type builtin_structure_types[]; static const glsl_type builtin_110_deprecated_structure_types[]; @@ -453,6 +454,7 @@ private: static void generate_130_types(glsl_symbol_table *); static void generate_ARB_texture_rectangle_types(glsl_symbol_table *, bool); static void generate_EXT_texture_array_types(glsl_symbol_table *, bool); + static void generate_OES_texture_3D_types(glsl_symbol_table *, bool); /*@}*/ /** diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c index 310740b0dd1..b8bb2555acd 100644 --- a/src/mesa/main/extensions.c +++ b/src/mesa/main/extensions.c @@ -241,8 +241,7 @@ static const struct extension extension_table[] = { { "GL_OES_stencil4", o(dummy_false), DISABLE }, { "GL_OES_stencil8", o(EXT_framebuffer_object), ES1 | ES2 }, { "GL_OES_stencil_wrap", o(EXT_stencil_wrap), ES1 }, - /* GL_OES_texture_3D is disabled due to missing GLSL support. */ - { "GL_OES_texture_3D", o(EXT_texture3D), DISABLE }, + { "GL_OES_texture_3D", o(EXT_texture3D), ES2 }, { "GL_OES_texture_cube_map", o(ARB_texture_cube_map), ES1 }, { "GL_OES_texture_env_crossbar", o(ARB_texture_env_crossbar), ES1 }, { "GL_OES_texture_mirrored_repeat", o(ARB_texture_mirrored_repeat), ES1 }, -- 2.30.2