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HLSL: support point mode.

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This commit is contained in:
John Kessenich 2017-06-26 17:52:22 -06:00
parent 102328b75f
commit fe6689c6c4
4 changed files with 440 additions and 12 deletions
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382
Test/baseResults/hlsl.hull.3.tesc.out Executable file
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@ -0,0 +1,382 @@
hlsl.hull.3.tesc
Shader version: 500
vertices = 4
vertex spacing = equal_spacing
0:? Sequence
0:26 Function Definition: @main(struct-VS_OUT-vf31[4]; ( temp structure{ temp 3-component vector of float cpoint})
0:26 Function Parameters:
0:26 'ip' ( in 4-element array of structure{ temp 3-component vector of float cpoint})
0:? Sequence
0:28 move second child to first child ( temp 3-component vector of float)
0:28 cpoint: direct index for structure ( temp 3-component vector of float)
0:28 'output' ( temp structure{ temp 3-component vector of float cpoint})
0:28 Constant:
0:28 0 (const int)
0:28 cpoint: direct index for structure ( temp 3-component vector of float)
0:28 direct index ( temp structure{ temp 3-component vector of float cpoint})
0:28 'ip' ( in 4-element array of structure{ temp 3-component vector of float cpoint})
0:28 Constant:
0:28 0 (const int)
0:28 Constant:
0:28 0 (const int)
0:29 Branch: Return with expression
0:29 'output' ( temp structure{ temp 3-component vector of float cpoint})
0:26 Function Definition: main( ( temp void)
0:26 Function Parameters:
0:? Sequence
0:26 move second child to first child ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' (layout( location=0) in 4-element array of structure{ temp 3-component vector of float cpoint})
0:26 move second child to first child ( temp structure{ temp 3-component vector of float cpoint})
0:26 indirect index ( temp structure{ temp 3-component vector of float cpoint})
0:? '@entryPointOutput' (layout( location=0) out 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'InvocationId' ( in uint InvocationID)
0:26 Function Call: @main(struct-VS_OUT-vf31[4]; ( temp structure{ temp 3-component vector of float cpoint})
0:? 'ip' ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? Barrier ( temp void)
0:? Test condition and select ( temp void)
0:? Condition
0:? Compare Equal ( temp bool)
0:? 'InvocationId' ( in uint InvocationID)
0:? Constant:
0:? 0 (const int)
0:? true case
0:? Sequence
0:? move second child to first child ( temp structure{ temp 2-element array of float edges})
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Function Call: PCF(u1;vf4; ( temp structure{ temp 2-element array of float edges})
0:? 'pid' ( in uint PrimitiveID)
0:? 'pos' ( in 4-component vector of float Position)
0:? Sequence
0:? move second child to first child ( temp float)
0:? direct index ( patch out float TessLevelOuter)
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
0:? Constant:
0:? 0 (const int)
0:? direct index ( temp float)
0:? edges: direct index for structure ( temp 2-element array of float)
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Constant:
0:? 0 (const int)
0:? Constant:
0:? 0 (const int)
0:? move second child to first child ( temp float)
0:? direct index ( patch out float TessLevelOuter)
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
0:? Constant:
0:? 1 (const int)
0:? direct index ( temp float)
0:? edges: direct index for structure ( temp 2-element array of float)
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Constant:
0:? 0 (const int)
0:? Constant:
0:? 1 (const int)
0:33 Function Definition: PCF(u1;vf4; ( temp structure{ temp 2-element array of float edges})
0:33 Function Parameters:
0:33 'pid' ( in uint)
0:33 'pos' ( in 4-component vector of float)
0:? Sequence
0:36 move second child to first child ( temp float)
0:36 direct index ( temp float)
0:36 edges: direct index for structure ( temp 2-element array of float)
0:36 'output' ( temp structure{ temp 2-element array of float edges})
0:36 Constant:
0:36 0 (const int)
0:36 Constant:
0:36 0 (const int)
0:36 Constant:
0:36 2.000000
0:37 move second child to first child ( temp float)
0:37 direct index ( temp float)
0:37 edges: direct index for structure ( temp 2-element array of float)
0:37 'output' ( temp structure{ temp 2-element array of float edges})
0:37 Constant:
0:37 0 (const int)
0:37 Constant:
0:37 1 (const int)
0:37 Constant:
0:37 8.000000
0:38 Branch: Return with expression
0:38 'output' ( temp structure{ temp 2-element array of float edges})
0:? Linker Objects
0:? '@entryPointOutput' (layout( location=0) out 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' (layout( location=0) in 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'InvocationId' ( in uint InvocationID)
0:? 'pid' ( in uint PrimitiveID)
0:? 'pos' ( in 4-component vector of float Position)
0:? '@patchConstantOutput' (layout( location=1) patch out structure{})
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
Linked tessellation control stage:
Shader version: 500
vertices = 4
vertex spacing = equal_spacing
0:? Sequence
0:26 Function Definition: @main(struct-VS_OUT-vf31[4]; ( temp structure{ temp 3-component vector of float cpoint})
0:26 Function Parameters:
0:26 'ip' ( in 4-element array of structure{ temp 3-component vector of float cpoint})
0:? Sequence
0:28 move second child to first child ( temp 3-component vector of float)
0:28 cpoint: direct index for structure ( temp 3-component vector of float)
0:28 'output' ( temp structure{ temp 3-component vector of float cpoint})
0:28 Constant:
0:28 0 (const int)
0:28 cpoint: direct index for structure ( temp 3-component vector of float)
0:28 direct index ( temp structure{ temp 3-component vector of float cpoint})
0:28 'ip' ( in 4-element array of structure{ temp 3-component vector of float cpoint})
0:28 Constant:
0:28 0 (const int)
0:28 Constant:
0:28 0 (const int)
0:29 Branch: Return with expression
0:29 'output' ( temp structure{ temp 3-component vector of float cpoint})
0:26 Function Definition: main( ( temp void)
0:26 Function Parameters:
0:? Sequence
0:26 move second child to first child ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' (layout( location=0) in 4-element array of structure{ temp 3-component vector of float cpoint})
0:26 move second child to first child ( temp structure{ temp 3-component vector of float cpoint})
0:26 indirect index ( temp structure{ temp 3-component vector of float cpoint})
0:? '@entryPointOutput' (layout( location=0) out 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'InvocationId' ( in uint InvocationID)
0:26 Function Call: @main(struct-VS_OUT-vf31[4]; ( temp structure{ temp 3-component vector of float cpoint})
0:? 'ip' ( temp 4-element array of structure{ temp 3-component vector of float cpoint})
0:? Barrier ( temp void)
0:? Test condition and select ( temp void)
0:? Condition
0:? Compare Equal ( temp bool)
0:? 'InvocationId' ( in uint InvocationID)
0:? Constant:
0:? 0 (const int)
0:? true case
0:? Sequence
0:? move second child to first child ( temp structure{ temp 2-element array of float edges})
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Function Call: PCF(u1;vf4; ( temp structure{ temp 2-element array of float edges})
0:? 'pid' ( in uint PrimitiveID)
0:? 'pos' ( in 4-component vector of float Position)
0:? Sequence
0:? move second child to first child ( temp float)
0:? direct index ( patch out float TessLevelOuter)
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
0:? Constant:
0:? 0 (const int)
0:? direct index ( temp float)
0:? edges: direct index for structure ( temp 2-element array of float)
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Constant:
0:? 0 (const int)
0:? Constant:
0:? 0 (const int)
0:? move second child to first child ( temp float)
0:? direct index ( patch out float TessLevelOuter)
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
0:? Constant:
0:? 1 (const int)
0:? direct index ( temp float)
0:? edges: direct index for structure ( temp 2-element array of float)
0:? '@patchConstantResult' ( temp structure{ temp 2-element array of float edges})
0:? Constant:
0:? 0 (const int)
0:? Constant:
0:? 1 (const int)
0:33 Function Definition: PCF(u1;vf4; ( temp structure{ temp 2-element array of float edges})
0:33 Function Parameters:
0:33 'pid' ( in uint)
0:33 'pos' ( in 4-component vector of float)
0:? Sequence
0:36 move second child to first child ( temp float)
0:36 direct index ( temp float)
0:36 edges: direct index for structure ( temp 2-element array of float)
0:36 'output' ( temp structure{ temp 2-element array of float edges})
0:36 Constant:
0:36 0 (const int)
0:36 Constant:
0:36 0 (const int)
0:36 Constant:
0:36 2.000000
0:37 move second child to first child ( temp float)
0:37 direct index ( temp float)
0:37 edges: direct index for structure ( temp 2-element array of float)
0:37 'output' ( temp structure{ temp 2-element array of float edges})
0:37 Constant:
0:37 0 (const int)
0:37 Constant:
0:37 1 (const int)
0:37 Constant:
0:37 8.000000
0:38 Branch: Return with expression
0:38 'output' ( temp structure{ temp 2-element array of float edges})
0:? Linker Objects
0:? '@entryPointOutput' (layout( location=0) out 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'ip' (layout( location=0) in 4-element array of structure{ temp 3-component vector of float cpoint})
0:? 'InvocationId' ( in uint InvocationID)
0:? 'pid' ( in uint PrimitiveID)
0:? 'pos' ( in 4-component vector of float Position)
0:? '@patchConstantOutput' (layout( location=1) patch out structure{})
0:? '@patchConstantOutput_edges' ( patch out 4-element array of float TessLevelOuter)
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 95
Capability Tessellation
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint TessellationControl 4 "main" 42 46 48 64 66 74 94
ExecutionMode 4 OutputVertices 4
ExecutionMode 4 Triangles
ExecutionMode 4 SpacingEqual
ExecutionMode 4 PointMode
Source HLSL 500
Name 4 "main"
Name 8 "VS_OUT"
MemberName 8(VS_OUT) 0 "cpoint"
Name 13 "HS_OUT"
MemberName 13(HS_OUT) 0 "cpoint"
Name 16 "@main(struct-VS_OUT-vf31[4];"
Name 15 "ip"
Name 23 "HS_CONSTANT_OUT"
MemberName 23(HS_CONSTANT_OUT) 0 "edges"
Name 27 "PCF(u1;vf4;"
Name 25 "pid"
Name 26 "pos"
Name 30 "output"
Name 40 "ip"
Name 42 "ip"
Name 46 "@entryPointOutput"
Name 48 "InvocationId"
Name 50 "param"
Name 63 "@patchConstantResult"
Name 64 "pid"
Name 66 "pos"
Name 67 "param"
Name 69 "param"
Name 74 "@patchConstantOutput_edges"
Name 84 "output"
Name 92 "HS_CONSTANT_OUT"
Name 94 "@patchConstantOutput"
Decorate 42(ip) Location 0
Decorate 46(@entryPointOutput) Location 0
Decorate 48(InvocationId) BuiltIn InvocationId
Decorate 64(pid) BuiltIn PrimitiveId
Decorate 66(pos) BuiltIn Position
Decorate 74(@patchConstantOutput_edges) Patch
Decorate 74(@patchConstantOutput_edges) BuiltIn TessLevelOuter
Decorate 94(@patchConstantOutput) Patch
Decorate 94(@patchConstantOutput) Location 1
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 3
8(VS_OUT): TypeStruct 7(fvec3)
9: TypeInt 32 0
10: 9(int) Constant 4
11: TypeArray 8(VS_OUT) 10
12: TypePointer Function 11
13(HS_OUT): TypeStruct 7(fvec3)
14: TypeFunction 13(HS_OUT) 12(ptr)
18: TypePointer Function 9(int)
19: TypeVector 6(float) 4
20: TypePointer Function 19(fvec4)
21: 9(int) Constant 2
22: TypeArray 6(float) 21
23(HS_CONSTANT_OUT): TypeStruct 22
24: TypeFunction 23(HS_CONSTANT_OUT) 18(ptr) 20(ptr)
29: TypePointer Function 13(HS_OUT)
31: TypeInt 32 1
32: 31(int) Constant 0
33: TypePointer Function 7(fvec3)
41: TypePointer Input 11
42(ip): 41(ptr) Variable Input
44: TypeArray 13(HS_OUT) 10
45: TypePointer Output 44
46(@entryPointOutput): 45(ptr) Variable Output
47: TypePointer Input 9(int)
48(InvocationId): 47(ptr) Variable Input
53: TypePointer Output 13(HS_OUT)
55: 9(int) Constant 1
56: 9(int) Constant 0
58: TypeBool
62: TypePointer Function 23(HS_CONSTANT_OUT)
64(pid): 47(ptr) Variable Input
65: TypePointer Input 19(fvec4)
66(pos): 65(ptr) Variable Input
72: TypeArray 6(float) 10
73: TypePointer Output 72
74(@patchConstantOutput_edges): 73(ptr) Variable Output
75: TypePointer Function 6(float)
78: TypePointer Output 6(float)
80: 31(int) Constant 1
85: 6(float) Constant 1073741824
87: 6(float) Constant 1090519040
92(HS_CONSTANT_OUT): TypeStruct
93: TypePointer Output 92(HS_CONSTANT_OUT)
94(@patchConstantOutput): 93(ptr) Variable Output
4(main): 2 Function None 3
5: Label
40(ip): 12(ptr) Variable Function
50(param): 12(ptr) Variable Function
63(@patchConstantResult): 62(ptr) Variable Function
67(param): 18(ptr) Variable Function
69(param): 20(ptr) Variable Function
43: 11 Load 42(ip)
Store 40(ip) 43
49: 9(int) Load 48(InvocationId)
51: 11 Load 40(ip)
Store 50(param) 51
52: 13(HS_OUT) FunctionCall 16(@main(struct-VS_OUT-vf31[4];) 50(param)
54: 53(ptr) AccessChain 46(@entryPointOutput) 49
Store 54 52
ControlBarrier 21 55 56
57: 9(int) Load 48(InvocationId)
59: 58(bool) IEqual 57 32
SelectionMerge 61 None
BranchConditional 59 60 61
60: Label
68: 9(int) Load 64(pid)
Store 67(param) 68
70: 19(fvec4) Load 66(pos)
Store 69(param) 70
71:23(HS_CONSTANT_OUT) FunctionCall 27(PCF(u1;vf4;) 67(param) 69(param)
Store 63(@patchConstantResult) 71
76: 75(ptr) AccessChain 63(@patchConstantResult) 32 32
77: 6(float) Load 76
79: 78(ptr) AccessChain 74(@patchConstantOutput_edges) 32
Store 79 77
81: 75(ptr) AccessChain 63(@patchConstantResult) 32 80
82: 6(float) Load 81
83: 78(ptr) AccessChain 74(@patchConstantOutput_edges) 80
Store 83 82
Branch 61
61: Label
Return
FunctionEnd
16(@main(struct-VS_OUT-vf31[4];): 13(HS_OUT) Function None 14
15(ip): 12(ptr) FunctionParameter
17: Label
30(output): 29(ptr) Variable Function
34: 33(ptr) AccessChain 15(ip) 32 32
35: 7(fvec3) Load 34
36: 33(ptr) AccessChain 30(output) 32
Store 36 35
37: 13(HS_OUT) Load 30(output)
ReturnValue 37
FunctionEnd
27(PCF(u1;vf4;):23(HS_CONSTANT_OUT) Function None 24
25(pid): 18(ptr) FunctionParameter
26(pos): 20(ptr) FunctionParameter
28: Label
84(output): 62(ptr) Variable Function
86: 75(ptr) AccessChain 84(output) 32 32
Store 86 85
88: 75(ptr) AccessChain 84(output) 32 80
Store 88 87
89:23(HS_CONSTANT_OUT) Load 84(output)
ReturnValue 89
FunctionEnd

39
Test/hlsl.hull.3.tesc Normal file
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@ -0,0 +1,39 @@
// ***
// invocation ID coming from synthesized variable
// ***
struct VS_OUT
{
float3 cpoint : CPOINT;
};
struct HS_CONSTANT_OUT
{
float edges[2] : SV_TessFactor;
};
struct HS_OUT
{
float3 cpoint : CPOINT;
};
[domain("tri")]
[partitioning("integer")]
[outputtopology("point")]
[outputcontrolpoints(4)]
[patchconstantfunc("PCF")]
HS_OUT main(InputPatch<VS_OUT, 4> ip)
{
HS_OUT output;
output.cpoint = ip[0].cpoint;
return output;
}
HS_CONSTANT_OUT PCF(uint pid : SV_PrimitiveId, float4 pos : SV_Position)
{
HS_CONSTANT_OUT output;
output.edges[0] = 2.0f;
output.edges[1] = 8.0f;
return output;
}

1
gtests/Hlsl.FromFile.cpp
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@ -143,6 +143,7 @@ INSTANTIATE_TEST_CASE_P(
{"hlsl.function.frag", "main"},
{"hlsl.hull.1.tesc", "main"},
{"hlsl.hull.2.tesc", "main"},
{"hlsl.hull.3.tesc", "main"},
{"hlsl.hull.void.tesc", "main"},
{"hlsl.hull.ctrlpt-1.tesc", "main"},
{"hlsl.hull.ctrlpt-2.tesc", "main"},

30
hlsl/hlslParseHelper.cpp
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@ -1833,35 +1833,41 @@ void HlslParseContext::handleEntryPointAttributes(const TSourceLoc& loc, const T
}
}
// Handle [outputtoplogy("...")]
// Handle [outputtopology("...")]
const TIntermAggregate* topologyAttr = attributes[EatOutputTopology];
if (topologyAttr != nullptr) {
const TConstUnion& topoType = topologyAttr->getSequence()[0]->getAsConstantUnion()->getConstArray()[0];
if (topoType.getType() != EbtString) {
error(loc, "invalid outputtoplogy", "", "");
error(loc, "invalid outputtopology", "", "");
} else {
TString topologyStr = *topoType.getSConst();
std::transform(topologyStr.begin(), topologyStr.end(), topologyStr.begin(), ::tolower);
TVertexOrder topology = EvoNone;
TVertexOrder vertexOrder = EvoNone;
TLayoutGeometry primitive = ElgNone;
if (topologyStr == "point") {
topology = EvoNone;
intermediate.setPointMode();
} else if (topologyStr == "line") {
topology = EvoNone;
primitive = ElgIsolines;
} else if (topologyStr == "triangle_cw") {
topology = EvoCw;
vertexOrder = EvoCw;
primitive = ElgTriangles;
} else if (topologyStr == "triangle_ccw") {
topology = EvoCcw;
vertexOrder = EvoCcw;
primitive = ElgTriangles;
} else {
error(loc, "unsupported outputtoplogy type", topologyStr.c_str(), "");
error(loc, "unsupported outputtopology type", topologyStr.c_str(), "");
}
if (topology != EvoNone) {
if (! intermediate.setVertexOrder(topology)) {
error(loc, "cannot change previously set outputtopology", TQualifier::getVertexOrderString(topology), "");
if (vertexOrder != EvoNone) {
if (! intermediate.setVertexOrder(vertexOrder)) {
error(loc, "cannot change previously set outputtopology",
TQualifier::getVertexOrderString(vertexOrder), "");
}
}
if (primitive != ElgNone)
intermediate.setOutputPrimitive(primitive);
}
}