* Fix lexer operator issues (with tests)

* [glsl-in] Don't convet to string in lexer tests

* [glsl-in] cleanup lexer tests further

- Consolidate use statements

- Iterate lex directly, check for None at end

* [glsl-in] Add gl_VertexIndex

Refactor variable handling out of parser.rs

* [glsl-in] Fixes for gl_VertexIndex

- Make lookup_variable a method of Program

- Try to cleanup conditional logic

* [glsl-in] Error on gl_ builtin in wrong stage

Wrapped in glsl-validate feature

* Added generation of the texture mappings to the glsl backend

* Added a temporary workaround for the spirv shaders
Fixed some parts that were using vulkan glsl

* Made texture mapping not require a sampler

* Used interface to build the texture map

* Made global names mandatory except for sampler ones

* Addressed more comments

* Removed the temp fix for the spirv frontend

* Addressed the comments

* [glsl] Promote glsl-new to glsl

* [glsl-in] rename feature glsl > glsl-in

* [spv-out] Add initial Rosetta test

For now just check that spv-out succeeds

* [spv-out] Check spv output has len > 0

* Extended Interface to be used in more places

* Applied comments and added tests

* Removed the statement visitor

* Fixed remaining comments

* [glsl-new] Add jump statements

- continue
- break
- return
- discard

* [glsl-new] Fix clippy error for return statement

* [spirv-out] Move instructions to own module

* [spirv-out] Fix wrong function use of some instructions

* [spirv-out] Update instruction parameters

* [spirv-out] Update current instruction tests

* [spirv-out] Order current instruction tests

* [spirv-out] Add missing instruction tests

* [glsl-new] Update last exprs to ExpressionRule

Refactor out binary_expr to keep parser.rs 'small' and readable

* [glsl-new] Change binary_expr to method on Program

* [glsl-new] Make binary_expr a proper method

Add documentation, make clippy happy


Compilation errors


Add some more docs


Few more compilation errors


Changes based on the review


glsl-new parser fix


Set default local size to (0, 0, 0)


final cleanup


Last design


New design

Add GLSL backend


Add SPIR-V back + front

* [glsl-new] Refactor type handling

* [glsl-new] Fix clippy error

* Fixed not generating wrong op on booleans
Correctly handle storage images and sampled images

* Fixed comments

pub(super)