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94 lines
4.7 KiB
94 lines
4.7 KiB
;; Copyright 2019 The Amber Authors.
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;;
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;; Licensed under the Apache License, Version 2.0 (the "License");
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;; you may not use this file except in compliance with the License.
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;; You may obtain a copy of the License at
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;;
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;; https://www.apache.org/licenses/LICENSE-2.0
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;;
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;; Unless required by applicable law or agreed to in writing, software
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;; distributed under the License is distributed on an "AS IS" BASIS,
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;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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;; See the License for the specific language governing permissions and
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;; limitations under the License.
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;; Emacs mode for Amber script
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;; https://github.com/google/amber
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(defvar amber-mode-hook nil)
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(defvar amber-mode-map
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(let ((map (make-keymap)))
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;; Add key bindings here
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(define-key map "\C-j" 'newline-and-indent)
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map)
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"Keymap for Amber major mode")
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;;;###autoload
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(add-to-list 'auto-mode-alist '("\\.amber\\'" . amber-mode))
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;; Evaluate the following to create optimized regex used for highlighting
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;; (regexp-opt '(
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;; "END" "SHADER" "BUFFER" "DATA_TYPE" "SIZE" "DATA" "FILL"
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;; "SERIES_FROM" "PASSTHROUGH" "PIPELINE" "ATTACH" "ENTRY_POINT"
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;; "DESCRIPTOR_SET" "INC_BY" "BINDING" "IDX" "TO" "RUN" "DRAW_RECT"
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;; "POS" "DRAW_ARRAY" "IN" "AS" "START_IDX" "COUNT" "CLEAR_COLOR"
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;; "CLEAR" "EXPECT" "TYPE" "FRAMEBUFFER" "SHADER_OPTIMIZATION"
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;; "FORMAT" "FRAMEBUFFER_SIZE" "BIND" "SAMPLER" "VERTEX_DATA"
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;; "INDEX_DATA" "INDEXED" "IMAGE_ATTACHMENT"
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;; "DEPTH_STENCIL_ATTACHMENT" "LOCATION" "DEVICE_FEATURE"
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;; "DERIVE_PIPELINE" "FROM" "COPY" "TOLERANCE" "REPEAT"
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;; ) t)
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;; (regexp-opt '(
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;; "vertex" "fragment" "compute" "geometry" "tessellation_evaluation"
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;; "tessellation_control" "multi" "framebuffer" "graphics" "uniform"
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;; "storage" "push_constant" "color" "depth_stencil" "EQ" "NE" "LT"
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;; "LE" "GT" "GE" "EQ_RGB" "EQ_RGBA" "EQ_BUFFER" "GLSL" "HLSL"
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;; "SPIRV-ASM" "SPIRV-HEX" "OPENCL-C"
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;; ) t)
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;; (regexp-opt '(
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;; "point_list" "line_list" "line_list_with_adjacency" "line_strip"
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;; "line_strip_with_adjacency" "triangle_list"
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;; "triangle_list_with_adjacency" "triangle_strip"
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;; "triangle_strip_with_adjacency" "triangle_fan" "patch_list"
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;; "float" "double"
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;; ) t)
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(defconst amber-font-lock-keywords-1
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(list
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'("\\<\\(A\\(?:S\\|TTACH\\)\\|B\\(?:IND\\(?:ING\\)?\\|UFFER\\)\\|C\\(?:LEAR\\(?:_COLOR\\)?\\|O\\(?:PY\\|UNT\\)\\)\\|D\\(?:ATA\\(?:_TYPE\\)?\\|E\\(?:PTH_STENCIL_ATTACHMENT\\|RIVE_PIPELINE\\|SCRIPTOR_SET\\|VICE_FEATURE\\)\\|RAW_\\(?:ARRAY\\|RECT\\)\\)\\|E\\(?:N\\(?:D\\|TRY_POINT\\)\\|XPECT\\)\\|F\\(?:ILL\\|ORMAT\\|R\\(?:AMEBUFFER\\(?:_SIZE\\)?\\|OM\\)\\)\\|I\\(?:DX\\|MAGE_ATTACHMENT\\|N\\(?:C_BY\\|DEX\\(?:ED\\|_DATA\\)\\)?\\)\\|LOCATION\\|P\\(?:ASSTHROUGH\\|IPELINE\\|OS\\)\\|R\\(?:EPEAT\\|UN\\)\\|S\\(?:AMPLER\\|ERIES_FROM\\|HADER\\(?:_OPTIMIZATION\\)?\\|IZE\\|TART_IDX\\)\\|T\\(?:O\\(?:LERANCE\\)?\\|YPE\\)\\|VERTEX_DATA\\)\\>" . font-lock-builtin-face)
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'("\\<\\(EQ\\(?:_\\(?:BUFFER\\|RGBA?\\)\\)?\\|G\\(?:LSL\\|[ET]\\)\\|HLSL\\|L[ET]\\|NE\\|OPENCL-C\\|SPIRV-\\(?:ASM\\|HEX\\)\\|co\\(?:lor\\|mpute\\)\\|depth_stencil\\|fra\\(?:gment\\|mebuffer\\)\\|g\\(?:eometry\\|raphics\\)\\|multi\\|push_constant\\|storage\\|tessellation_\\(?:control\\|evaluation\\)\\|uniform\\|vertex\\)\\>" . font-lock-constant-face)
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'("\\<\\(double\\|float\\|line_\\(?:list\\(?:_with_adjacency\\)?\\|strip\\(?:_with_adjacency\\)?\\)\\|p\\(?:\\(?:atch\\|oint\\)_list\\)\\|triangle_\\(?:fan\\|list\\(?:_with_adjacency\\)?\\|strip\\(?:_with_adjacency\\)?\\)\\)\\>" . font-lock-type-face)
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;; This one is hand-written, not generated by regexp-opt
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'("\\<\\(u?int\\|vec\\|mat\\)[[:digit:]]*\\>" . font-lock-type-face)
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)
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"Minimal highlighting expressions for Amber mode")
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(defvar amber-font-lock-keywords amber-font-lock-keywords-1
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"Default highlighting expressions for Amber mode")
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(defvar amber-mode-syntax-table
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(let ((st (make-syntax-table)))
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(modify-syntax-entry ?_ "w" st)
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(modify-syntax-entry ?# "<" st)
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(modify-syntax-entry ?\n ">" st)
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(modify-syntax-entry ?\" "\"" st)
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st)
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"Syntax table for amber-mode")
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(defun amber-mode ()
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"Major mode for editing Amber Script files"
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(interactive)
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(kill-all-local-variables)
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(set-syntax-table amber-mode-syntax-table)
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(use-local-map amber-mode-map)
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(set (make-local-variable 'font-lock-defaults) '(amber-font-lock-keywords))
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(setq major-mode 'amber-mode)
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(setq mode-name "amber")
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(run-hooks 'amber-mode-hook))
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(provide 'amber-mode)
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