BeeEngine/glslang-zig
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

GLSL: XFB: more support for built-in block redeclarations with XFB.

Browse source 
- correct inheritence (or not) of the right XFB buffer
- compute implicit stride (fixes #1212)
- semantic check block-member redeclarations
- inherit stride from a member
This commit is contained in:
John Kessenich 2018-01-09 17:25:46 -07:00
parent 9c6f8cc29b
commit eb2c0c72bf
7 changed files with 195 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

68
Test/baseResults/spv.xfb2.vert.out Executable file
View file

@ -0,0 +1,68 @@
spv.xfb2.vert
// Module Version 10000
// Generated by (magic number): 80003
// Id's are bound by 35
Capability Shader
Capability TransformFeedback
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Vertex 4 "main" 10 14
ExecutionMode 4 Xfb
Source GLSL 450
Name 4 "main"
Name 8 "gl_PerVertex"
MemberName 8(gl_PerVertex) 0 "gl_Position"
Name 10 ""
Name 14 "position"
Name 17 "ComponentsBlock"
MemberName 17(ComponentsBlock) 0 "c1"
MemberName 17(ComponentsBlock) 1 "c2"
Name 19 "components"
MemberDecorate 8(gl_PerVertex) 0 Offset 16
MemberDecorate 8(gl_PerVertex) 0 BuiltIn Position
Decorate 8(gl_PerVertex) Block
Decorate 10 XfbBuffer 3
Decorate 10 XfbStride 32
Decorate 14(position) Location 0
MemberDecorate 17(ComponentsBlock) 0 Offset 0
MemberDecorate 17(ComponentsBlock) 1 Offset 16
Decorate 17(ComponentsBlock) Block
Decorate 19(components) DescriptorSet 0
Decorate 19(components) Binding 5
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 4
8(gl_PerVertex): TypeStruct 7(fvec4)
9: TypePointer Output 8(gl_PerVertex)
10: 9(ptr) Variable Output
11: TypeInt 32 1
12: 11(int) Constant 0
13: TypePointer Input 7(fvec4)
14(position): 13(ptr) Variable Input
16: TypeVector 6(float) 2
17(ComponentsBlock): TypeStruct 7(fvec4) 16(fvec2)
18: TypePointer Uniform 17(ComponentsBlock)
19(components): 18(ptr) Variable Uniform
20: TypePointer Uniform 7(fvec4)
24: 11(int) Constant 1
25: TypePointer Uniform 16(fvec2)
28: 6(float) Constant 0
33: TypePointer Output 7(fvec4)
4(main): 2 Function None 3
5: Label
15: 7(fvec4) Load 14(position)
21: 20(ptr) AccessChain 19(components) 12
22: 7(fvec4) Load 21
23: 7(fvec4) FAdd 15 22
26: 25(ptr) AccessChain 19(components) 24
27: 16(fvec2) Load 26
29: 6(float) CompositeExtract 27 0
30: 6(float) CompositeExtract 27 1
31: 7(fvec4) CompositeConstruct 29 30 28 28
32: 7(fvec4) FAdd 23 31
34: 33(ptr) AccessChain 10 12
Store 34 32
Return
FunctionEnd