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Add some missing GLSL keywords #2189

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486727c
Add some missing GLSL keywords
NogginBops Jan 4, 2026
c121adc
More keyword and built-ins for GLSL 4.60
NogginBops Jan 4, 2026
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98 changes: 70 additions & 28 deletions lib/rouge/lexers/glsl.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -19,74 +19,113 @@ class Glsl < C

def self.keywords
@keywords ||= Set.new %w(
attribute const uniform varying
const uniform buffer shared attribute varying
coherent volatile restrict readonly writeonly
atomic_uint
layout
centroid flat smooth noperspective
patch sample
invariant precise
break continue do for while switch case default
if else
subroutine
in out inout
invariant
discard return struct precision
true false
discard return
lowp mediump highp precision
struct

row_major column_major
shared packed std140 std43 binding offset align location
early_fragment_tests
)
end

def self.keywords_type
@keywords_type ||= Set.new %w(
float double int void bool true false
lowp mediump highp
int void bool float double

vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4
uint uvec2 uvec3 uvec4
dvec2 dvec3 dvec4
mat2 mat3 mat4
mat2x2 mat2x3 mat2x4
mat3x2 mat3x3 mat3x4
mat4x2 mat4x3 mat4x4
dmat2 dmat3 dmat4
dmat2x2 dmat2x3 dmat2x4
dmat3x2 dmat3x3 dmat3x4
dmat4x2 dmat4x3 dmat4x4

mat2 mat3 mat4 dmat2 dmat3 dmat4
mat2x2 mat2x3 mat2x4 dmat2x2 dmat2x3 dmat2x4
mat3x2 mat3x3 mat3x4 dmat3x2 dmat3x3 dmat3x4
mat4x2 mat4x3 mat4x4 dmat4x2 dmat4x3 dmat4x4
vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 dvec2 dvec3 dvec4
uint uvec2 uvec3 uvec4
sampler1D sampler2D sampler3D samplerCube
sampler1DShadow sampler2DShadow samplerCubeShadow
sampler1DArray sampler2DArray
sampler1DArrayShadow sampler2DArrayShadow
isampler1D isampler2D isampler3D isamplerCube
isampler1DArray isampler2DArray
usampler1D usampler2D usampler3D usamplerCube
usampler1DArray usampler2DArray
sampler1D sampler1DShadow sampler1DArray sampler1DArrayShadow
isampler1D isampler1DArray usampler1D usampler1DArray
sampler2D sampler2DShadow sampler2DArray sampler2DArrayShadow
isampler2D isampler2DArray usampler2D usampler2DArray
sampler2DRect sampler2DRectShadow isampler2DRect usampler2DRect
samplerBuffer isamplerBuffer usamplerBuffer
sampler2DMS isampler2DMS usampler2DMS
sampler2DMSArray isampler2DMSArray usampler2DMSArray
samplerCubeArray samplerCubeArrayShadow isamplerCubeArray usamplerCubeArray
sampler3D isampler3D usampler3D
samplerCube samplerCubeShadow isamplerCube usamplerCube
samplerCubeArray samplerCubeArrayShadow
isamplerCubeArray usamplerCubeArray
samplerBuffer isamplerBuffer usamplerBuffer
image1D iimage1D uimage1D
image1DArray iimage1DArray uimage1DArray
image2D iimage2D uimage2D
image2DArray iimage2DArray uimage2DArray
image2DRect iimage2DRect uimage2DRect
image2DMS iimage2DMS uimage2DMS
image2DMSArray iimage2DMSArray uimage2DMSArray
image3D iimage3D uimage3D
imageCube iimageCube uimageCube
imageCubeArray iimageCubeArray uimageCubeArray
imageBuffer iimageBuffer uimageBuffer
atomic_uint

texture1D texture1DArray
itexture1D itexture1DArray utexture1D utexture1DArray
texture2D texture2DArray
itexture2D itexture2DArray utexture2D utexture2DArray
texture2DRect itexture2DRect utexture2DRect
texture2DMS itexture2DMS utexture2DMS
texture2DMSArray itexture2DMSArray utexture2DMSArray
texture3D itexture3D utexture3D
textureCube itextureCube utextureCube
textureCubeArray itextureCubeArray utextureCubeArray
textureBuffer itextureBuffer utextureBuffer
sampler samplerShadow
subpassInput isubpassInput usubpassInput
subpassInputMS isubpassInputMS usubpassInputMS
)
end

def self.reserved
@reserved ||= Set.new %w(
common partition active
asm
class union enum typedef template this packed
class union enum typedef template this
resource
goto
inline noinline volatile public static extern external interface
inline noinline public static extern external interface
long short half fixed unsigned superp
input output
hvec2 hvec3 hvec4 fvec2 fvec3 fvec4
sampler3DRect
filter
image1D image2D image3D imageCube
iimage1D iimage2D iimage3D iimageCube
uimage1D uimage2D uimage3D uimageCube
image1DArray image2DArray
iimage1DArray iimage2DArray uimage1DArray uimage2DArray
image1DShadow image2DShadow
image1DArrayShadow image2DArrayShadow
imageBuffer iimageBuffer uimageBuffer
sizeof cast
namespace using
row_major
sampler3DRect
)
end

def self.builtins
@builtins ||= Set.new %w(
gl_VertexID gl_InstanceID gl_PerVertex gl_Position gl_PointSize gl_ClipDistance
gl_VertexID gl_VertexIndex gl_InstanceID gl_InstanceIndex gl_PerVertex gl_Position gl_PointSize gl_ClipDistance gl_CullDistance
gl_PrimitiveIDIn gl_InvocationID gl_PrimitiveID gl_Layer gl_ViewportIndex
gl_MaxPatchVertices gl_PatchVerticesIn gl_TessLevelOuter gl_TessLevelInner
gl_TessCoord gl_FragCoord gl_FrontFacing gl_PointCoord gl_SampleID gl_SamplePosition
Expand Down Expand Up @@ -125,6 +164,9 @@ def self.builtins
gl_BackLightProduct gl_TextureEnvColor gl_EyePlaneS gl_EyePlaneT gl_EyePlaneR
gl_EyePlaneQ gl_ObjectPlaneS gl_ObjectPlaneT gl_ObjectPlaneR gl_ObjectPlaneQ
gl_FogParameters gl_Fog
gl_DrawID gl_BaseVertex gl_BaseInstance
gl_NumWorkGroups gl_WorkGroupID gl_LocalInvocationID gl_GlobalInvocationID gl_LocalInvocationIndex
gl_WorkGroupSize gl_HelperInvocation
)
end
end
Expand Down