зеркало из https://github.com/stride3d/xkslang.git
Merge pull request #417 from steve-lunarg/buffers
HLSL: add Buffer support for Load method
This commit is contained in:
John Kessenich
GitHub
Коммит
c552aece83
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@ -0,0 +1,204 @@
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hlsl.load.buffer.dx10.frag
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Shader version: 450
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gl_FragCoord origin is upper left
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0:? Sequence
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0:39 Function Definition: main( (global structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:24 Function Parameters:
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0:? Sequence
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0:28 Sequence
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0:28 move second child to first child (temp 4-component vector of float)
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0:28 'r00' (temp 4-component vector of float)
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0:28 textureFetch (global 4-component vector of float)
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0:28 'g_tTexbf4' (uniform samplerBuffer)
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0:28 'c1' (uniform int)
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0:29 Sequence
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0:29 move second child to first child (temp 4-component vector of int)
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0:29 'r01' (temp 4-component vector of int)
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0:29 textureFetch (global 4-component vector of int)
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0:29 'g_tTexbi4' (uniform isamplerBuffer)
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0:29 'c1' (uniform int)
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0:30 Sequence
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0:30 move second child to first child (temp 4-component vector of uint)
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0:30 'r02' (temp 4-component vector of uint)
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0:30 textureFetch (global 4-component vector of uint)
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0:30 'g_tTexbu4' (uniform usamplerBuffer)
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0:30 'c1' (uniform int)
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0:35 move second child to first child (temp float)
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0:35 Depth: direct index for structure (temp float FragDepth)
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0:35 'psout' (temp structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:35 Constant:
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0:35 1 (const int)
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0:35 Constant:
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0:35 1.000000
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0:37 Branch: Return with expression
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0:37 'psout' (temp structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:? Linker Objects
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0:? 'g_tTexbf4_test' (uniform samplerBuffer)
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0:? 'g_tTexbf4' (uniform samplerBuffer)
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0:? 'g_tTexbi4' (uniform isamplerBuffer)
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0:? 'g_tTexbu4' (uniform usamplerBuffer)
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0:? 'c1' (uniform int)
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0:? 'c2' (uniform 2-component vector of int)
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0:? 'c3' (uniform 3-component vector of int)
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0:? 'c4' (uniform 4-component vector of int)
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0:? 'o1' (uniform int)
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0:? 'o2' (uniform 2-component vector of int)
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0:? 'o3' (uniform 3-component vector of int)
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0:? 'o4' (uniform 4-component vector of int)
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Linked fragment stage:
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Shader version: 450
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gl_FragCoord origin is upper left
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0:? Sequence
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0:39 Function Definition: main( (global structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:24 Function Parameters:
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0:? Sequence
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0:28 Sequence
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0:28 move second child to first child (temp 4-component vector of float)
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0:28 'r00' (temp 4-component vector of float)
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0:28 textureFetch (global 4-component vector of float)
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0:28 'g_tTexbf4' (uniform samplerBuffer)
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0:28 'c1' (uniform int)
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0:29 Sequence
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0:29 move second child to first child (temp 4-component vector of int)
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0:29 'r01' (temp 4-component vector of int)
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0:29 textureFetch (global 4-component vector of int)
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0:29 'g_tTexbi4' (uniform isamplerBuffer)
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0:29 'c1' (uniform int)
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0:30 Sequence
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0:30 move second child to first child (temp 4-component vector of uint)
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0:30 'r02' (temp 4-component vector of uint)
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0:30 textureFetch (global 4-component vector of uint)
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0:30 'g_tTexbu4' (uniform usamplerBuffer)
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0:30 'c1' (uniform int)
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0:35 move second child to first child (temp float)
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0:35 Depth: direct index for structure (temp float FragDepth)
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0:35 'psout' (temp structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:35 Constant:
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0:35 1 (const int)
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0:35 Constant:
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0:35 1.000000
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0:37 Branch: Return with expression
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0:37 'psout' (temp structure{temp 4-component vector of float Color, temp float FragDepth Depth})
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0:? Linker Objects
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0:? 'g_tTexbf4_test' (uniform samplerBuffer)
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0:? 'g_tTexbf4' (uniform samplerBuffer)
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0:? 'g_tTexbi4' (uniform isamplerBuffer)
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0:? 'g_tTexbu4' (uniform usamplerBuffer)
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0:? 'c1' (uniform int)
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0:? 'c2' (uniform 2-component vector of int)
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0:? 'c3' (uniform 3-component vector of int)
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0:? 'c4' (uniform 4-component vector of int)
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0:? 'o1' (uniform int)
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0:? 'o2' (uniform 2-component vector of int)
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0:? 'o3' (uniform 3-component vector of int)
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0:? 'o4' (uniform 4-component vector of int)
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// Module Version 10000
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// Generated by (magic number): 80001
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// Id's are bound by 66
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Capability Shader
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Capability SampledBuffer
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1: ExtInstImport "GLSL.std.450"
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MemoryModel Logical GLSL450
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EntryPoint Fragment 4 "main"
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ExecutionMode 4 OriginUpperLeft
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Source HLSL 450
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Name 4 "main"
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Name 9 "r00"
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Name 13 "g_tTexbf4"
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Name 17 "c1"
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Name 23 "r01"
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Name 27 "g_tTexbi4"
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Name 35 "r02"
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Name 39 "g_tTexbu4"
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Name 44 "PS_OUTPUT"
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MemberName 44(PS_OUTPUT) 0 "Color"
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MemberName 44(PS_OUTPUT) 1 "Depth"
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Name 46 "psout"
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Name 53 "g_tTexbf4_test"
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Name 56 "c2"
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Name 59 "c3"
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Name 61 "c4"
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Name 62 "o1"
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Name 63 "o2"
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Name 64 "o3"
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Name 65 "o4"
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Decorate 13(g_tTexbf4) DescriptorSet 0
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Decorate 27(g_tTexbi4) DescriptorSet 0
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Decorate 39(g_tTexbu4) DescriptorSet 0
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MemberDecorate 44(PS_OUTPUT) 1 BuiltIn FragDepth
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Decorate 53(g_tTexbf4_test) DescriptorSet 0
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2: TypeVoid
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3: TypeFunction 2
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6: TypeFloat 32
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7: TypeVector 6(float) 4
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8: TypePointer Function 7(fvec4)
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10: TypeImage 6(float) Buffer sampled format:Unknown
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11: TypeSampledImage 10
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12: TypePointer UniformConstant 11
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13(g_tTexbf4): 12(ptr) Variable UniformConstant
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15: TypeInt 32 1
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16: TypePointer UniformConstant 15(int)
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17(c1): 16(ptr) Variable UniformConstant
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21: TypeVector 15(int) 4
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22: TypePointer Function 21(ivec4)
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24: TypeImage 15(int) Buffer sampled format:Unknown
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25: TypeSampledImage 24
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26: TypePointer UniformConstant 25
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27(g_tTexbi4): 26(ptr) Variable UniformConstant
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32: TypeInt 32 0
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33: TypeVector 32(int) 4
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34: TypePointer Function 33(ivec4)
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36: TypeImage 32(int) Buffer sampled format:Unknown
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37: TypeSampledImage 36
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38: TypePointer UniformConstant 37
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39(g_tTexbu4): 38(ptr) Variable UniformConstant
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44(PS_OUTPUT): TypeStruct 7(fvec4) 6(float)
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45: TypePointer Function 44(PS_OUTPUT)
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47: 15(int) Constant 1
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48: 6(float) Constant 1065353216
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49: TypePointer Function 6(float)
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53(g_tTexbf4_test): 12(ptr) Variable UniformConstant
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54: TypeVector 15(int) 2
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55: TypePointer UniformConstant 54(ivec2)
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56(c2): 55(ptr) Variable UniformConstant
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57: TypeVector 15(int) 3
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58: TypePointer UniformConstant 57(ivec3)
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59(c3): 58(ptr) Variable UniformConstant
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60: TypePointer UniformConstant 21(ivec4)
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61(c4): 60(ptr) Variable UniformConstant
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62(o1): 16(ptr) Variable UniformConstant
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63(o2): 55(ptr) Variable UniformConstant
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64(o3): 58(ptr) Variable UniformConstant
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65(o4): 60(ptr) Variable UniformConstant
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4(main): 2 Function None 3
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5: Label
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9(r00): 8(ptr) Variable Function
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23(r01): 22(ptr) Variable Function
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35(r02): 34(ptr) Variable Function
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46(psout): 45(ptr) Variable Function
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14: 11 Load 13(g_tTexbf4)
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18: 15(int) Load 17(c1)
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19: 10 Image 14
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20: 7(fvec4) ImageFetch 19 18
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Store 9(r00) 20
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28: 25 Load 27(g_tTexbi4)
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29: 15(int) Load 17(c1)
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30: 24 Image 28
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31: 21(ivec4) ImageFetch 30 29
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Store 23(r01) 31
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40: 37 Load 39(g_tTexbu4)
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41: 15(int) Load 17(c1)
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42: 36 Image 40
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43: 33(ivec4) ImageFetch 42 41
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Store 35(r02) 43
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50: 49(ptr) AccessChain 46(psout) 47
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Store 50 48
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51:44(PS_OUTPUT) Load 46(psout)
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ReturnValue 51
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FunctionEnd
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@ -0,0 +1,38 @@
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uniform Buffer <float4> g_tTexbf4_test : register(t0);
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Buffer g_tTexbf4; // default is float4
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Buffer <int4> g_tTexbi4;
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Buffer <uint4> g_tTexbu4;
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struct PS_OUTPUT
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{
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float4 Color : SV_Target0;
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float Depth : SV_Depth;
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};
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uniform int c1;
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uniform int2 c2;
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uniform int3 c3;
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uniform int4 c4;
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uniform int o1;
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uniform int2 o2;
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uniform int3 o3;
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uniform int4 o4;
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PS_OUTPUT main()
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{
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PS_OUTPUT psout;
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// Buffer
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float4 r00 = g_tTexbf4.Load(c1);
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int4 r01 = g_tTexbi4.Load(c1);
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uint4 r02 = g_tTexbu4.Load(c1);
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// TODO: other types that can be put in sampler buffers, like float2x2, and float3.
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psout.Color = 1.0;
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psout.Depth = 1.0;
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return psout;
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}
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@ -110,6 +110,7 @@ INSTANTIATE_TEST_CASE_P(
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{"hlsl.load.array.dx10.frag", "main"},
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{"hlsl.load.basic.dx10.frag", "main"},
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{"hlsl.load.basic.dx10.vert", "main"},
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{"hlsl.load.buffer.dx10.frag", "main"},
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{"hlsl.load.offset.dx10.frag", "main"},
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{"hlsl.load.offsetarray.dx10.frag", "main"},
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{"hlsl.numericsuffixes.frag", "main"},
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@ -754,6 +754,18 @@ bool HlslGrammar::acceptTextureType(TType& type)
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return false;
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}
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// Buffers can handle small mats if they fit in 4 components
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if (dim == EsdBuffer && txType.isMatrix()) {
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if ((txType.getMatrixCols() * txType.getMatrixRows()) > 4) {
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expected("components < 4 in matrix buffer type");
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return false;
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}
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// TODO: except we don't handle it yet...
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unimplemented("matrix type in buffer");
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return false;
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}
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if (!txType.isScalar() && !txType.isVector()) {
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expected("scalar or vector type");
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return false;
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@ -789,7 +801,14 @@ bool HlslGrammar::acceptTextureType(TType& type)
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const bool shadow = txType.isScalar() || (txType.isVector() && txType.getVectorSize() == 1);
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TSampler sampler;
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sampler.setTexture(txType.getBasicType(), dim, array, shadow, ms);
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// Buffers are combined.
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if (dim == EsdBuffer) {
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sampler.set(txType.getBasicType(), dim, array);
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} else {
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// DX10 textures are separated. TODO: DX9.
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sampler.setTexture(txType.getBasicType(), dim, array, shadow, ms);
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}
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type.shallowCopy(TType(sampler, EvqUniform, arraySizes));
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@ -1154,11 +1154,12 @@ void HlslParseContext::decomposeSampleMethods(const TSourceLoc& loc, TIntermType
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TIntermTyped* coordSwizzle = nullptr;
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const bool isMS = argTex->getType().getSampler().isMultiSample();
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const bool isBuffer = argTex->getType().getSampler().dim == EsdBuffer;
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const TBasicType coordBaseType = argCoord->getType().getBasicType();
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// Last component of coordinate is the mip level, for non-MS. we separate them here:
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if (isMS) {
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// MS has no LOD
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if (isMS || isBuffer) {
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// MS and Buffer have no LOD
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coordSwizzle = argCoord;
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} else {
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// Extract coordinate
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@ -1181,10 +1182,6 @@ void HlslParseContext::decomposeSampleMethods(const TSourceLoc& loc, TIntermType
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const TOperator fetchOp = (hasOffset ? EOpTextureFetchOffset : EOpTextureFetch);
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TIntermAggregate* txfetch = new TIntermAggregate(fetchOp);
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const TSamplerDim dim = argTex->getType().getSampler().dim;
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if (dim == EsdBuffer) // TODO: buffers
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assert(0);
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// Build up the fetch
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txfetch->getSequence().push_back(argTex);
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txfetch->getSequence().push_back(coordSwizzle);
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@ -1193,8 +1190,10 @@ void HlslParseContext::decomposeSampleMethods(const TSourceLoc& loc, TIntermType
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// add 2DMS sample index
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TIntermTyped* argSampleIdx = argAggregate->getSequence()[2]->getAsTyped();
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txfetch->getSequence().push_back(argSampleIdx);
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} else if (isBuffer) {
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// Nothing else to do for buffers.
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} else {
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// 2DMS has no LOD, but everything else does.
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// 2DMS and buffer have no LOD, but everything else does.
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txfetch->getSequence().push_back(lodComponent);
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}
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@ -70,7 +70,11 @@ const char* BaseTypeName(const char argOrder, const char* scalarName, const char
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bool IsSamplerType(const char argType) { return argType == 'S' || argType == 's'; }
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bool IsTextureArrayed(const char argOrder) { return argOrder == '@' || argOrder == '&'; }
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bool IsTextureMS(const char argOrder) { return argOrder == '$' || argOrder == '&'; }
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bool IsTextureType(const char argOrder) { return argOrder == '%' || argOrder == '@' || IsTextureMS(argOrder); }
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bool IsBuffer(const char argOrder) { return argOrder == '*'; }
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bool IsTextureType(const char argOrder)
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{
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return argOrder == '%' || argOrder == '@' || IsTextureMS(argOrder) || IsBuffer(argOrder);
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}
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// Reject certain combinations that are illegal sample methods. For example,
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// 3D arrays.
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@ -78,6 +82,7 @@ bool IsIllegalSample(const glslang::TString& name, const char* argOrder, int dim
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{
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const bool isArrayed = IsTextureArrayed(*argOrder);
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const bool isMS = IsTextureMS(*argOrder);
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const bool isBuffer = IsBuffer(*argOrder);
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// there are no 3D arrayed textures, or 3D SampleCmp(LevelZero)
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if (dim0 == 3 && (isArrayed || name == "SampleCmp" || name == "SampleCmpLevelZero"))
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@ -112,6 +117,10 @@ bool IsIllegalSample(const glslang::TString& name, const char* argOrder, int dim
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if (isMS && dim0 != 2)
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return true;
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// Buffer are only 1D
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if (isBuffer && dim0 != 1)
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return true;
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return false;
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}
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@ -127,9 +136,9 @@ int CoordinateArgPos(const glslang::TString& name, bool isTexture)
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}
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// Some texture methods use an addition coordinate dimension for the mip
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bool HasMipInCoord(const glslang::TString& name, bool isMS)
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bool HasMipInCoord(const glslang::TString& name, bool isMS, bool isBuffer)
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{
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return name == "Load" && !isMS;
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return name == "Load" && !isMS && !isBuffer;
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}
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// LOD calculations don't pass the array level in the coordinate.
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@ -197,6 +206,7 @@ glslang::TString& AppendTypeName(glslang::TString& s, const char* argOrder, cons
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const bool isArrayed = IsTextureArrayed(argOrder[0]);
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const bool isSampler = IsSamplerType(argType[0]);
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const bool isMS = IsTextureMS(argOrder[0]);
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const bool isBuffer = IsBuffer(argOrder[0]);
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char type = *argType;
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@ -219,37 +229,38 @@ glslang::TString& AppendTypeName(glslang::TString& s, const char* argOrder, cons
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char order = *argOrder;
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if (UseHlslTypes) {
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// TODO: handle sub-vec4 returns
|
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switch (type) {
|
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case '-': s += "void"; break;
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case 'F': s += "float"; break;
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case 'D': s += "double"; break;
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case 'I': s += "int"; break;
|
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case 'U': s += "uint"; break;
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case 'B': s += "bool"; break;
|
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case 'S': s += "sampler"; break;
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case 's': s += "SamplerComparisonState"; break;
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case 'T': s += "Texture"; break;
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case 'i': s += "Texture <int4>"; break;
|
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case 'u': s += "Texture <uint4>"; break;
|
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default: s += "UNKNOWN_TYPE"; break;
|
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case '-': s += "void"; break;
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case 'F': s += "float"; break;
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case 'D': s += "double"; break;
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case 'I': s += "int"; break;
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case 'U': s += "uint"; break;
|
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case 'B': s += "bool"; break;
|
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case 'S': s += "sampler"; break;
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case 's': s += "SamplerComparisonState"; break;
|
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case 'T': s += (isBuffer ? "Buffer" : "Texture"); break;
|
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case 'i': s += (isBuffer ? "Buffer <int4>" : "Texture <int4>"); break;
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||||
case 'u': s += (isBuffer ? "Buffer <uint4>" : "Texture <uint4>"); break;
|
||||
default: s += "UNKNOWN_TYPE"; break;
|
||||
}
|
||||
} else {
|
||||
switch (type) {
|
||||
case '-': s += "void"; break;
|
||||
case 'F': s += BaseTypeName(order, "float", "vec", "mat"); break;
|
||||
case 'D': s += BaseTypeName(order, "double", "dvec", "dmat"); break;
|
||||
case 'I': s += BaseTypeName(order, "int", "ivec", "imat"); break;
|
||||
case 'U': s += BaseTypeName(order, "uint", "uvec", "umat"); break;
|
||||
case 'B': s += BaseTypeName(order, "bool", "bvec", "bmat"); break;
|
||||
case 'S': s += "sampler"; break;
|
||||
case 's': s += "samplerShadow"; break;
|
||||
case 'F': s += BaseTypeName(order, "float", "vec", "mat"); break;
|
||||
case 'D': s += BaseTypeName(order, "double", "dvec", "dmat"); break;
|
||||
case 'I': s += BaseTypeName(order, "int", "ivec", "imat"); break;
|
||||
case 'U': s += BaseTypeName(order, "uint", "uvec", "umat"); break;
|
||||
case 'B': s += BaseTypeName(order, "bool", "bvec", "bmat"); break;
|
||||
case 'S': s += "sampler"; break;
|
||||
case 's': s += "samplerShadow"; break;
|
||||
case 'T': // fall through
|
||||
case 'i': // ...
|
||||
case 'u': // ...
|
||||
if (type != 'T')
|
||||
if (type != 'T') // create itexture, utexture, etc
|
||||
s += type;
|
||||
|
||||
s += "texture";
|
||||
s += (isBuffer ? "samplerBuffer" : "texture");
|
||||
break;
|
||||
|
||||
default: s += "UNKNOWN_TYPE"; break;
|
||||
|
|
@ -263,7 +274,7 @@ glslang::TString& AppendTypeName(glslang::TString& s, const char* argOrder, cons
|
|||
|
||||
// Add sampler dimensions
|
||||
if (isSampler || isTexture) {
|
||||
if (order == 'V' || isTexture) {
|
||||
if ((order == 'V' || isTexture) && !isBuffer) {
|
||||
switch (dim0) {
|
||||
case 1: s += "1D"; break;
|
||||
case 2: s += (isMS ? "2DMS" : "2D"); break;
|
||||
|
|
@ -442,6 +453,7 @@ void TBuiltInParseablesHlsl::initialize(int /*version*/, EProfile /*profile*/, c
|
|||
// '%' as first letter of order creates texture of given F/I/U type (texture, itexture, etc)
|
||||
// '@' as first letter of order creates arrayed texture of given type
|
||||
// '$' / '&' as first letter of order creates 2DMS / 2DMSArray textures
|
||||
// '*' as first letter of order creates buffer object
|
||||
|
||||
static const struct {
|
||||
const char* name; // intrinsic name
|
||||
|
|
@ -631,7 +643,7 @@ void TBuiltInParseablesHlsl::initialize(int /*version*/, EProfile /*profile*/, c
|
|||
{ "SampleLevel", /*!O*/ "V4", nullptr, "%@,S,V,S", "FIU,S,F,", EShLangAll },
|
||||
{ "SampleLevel", /* O*/ "V4", nullptr, "%@,S,V,S,V", "FIU,S,F,,I", EShLangAll },
|
||||
|
||||
{ "Load", /*!O*/ "V4", nullptr, "%@,V", "FIU,I", EShLangAll },
|
||||
{ "Load", /*!O*/ "V4", nullptr, "%@*,V", "FIU,I", EShLangAll },
|
||||
{ "Load", /* O*/ "V4", nullptr, "%@,V,V", "FIU,I,I", EShLangAll },
|
||||
{ "Load", /* +sampleidex*/ "V4", nullptr, "$&,V,S", "FIU,I,I", EShLangAll },
|
||||
{ "Load", /* +samplindex, offset*/ "V4", nullptr, "$&,V,S,V", "FIU,I,I,I", EShLangAll },
|
||||
|
|
@ -725,7 +737,8 @@ void TBuiltInParseablesHlsl::initialize(int /*version*/, EProfile /*profile*/, c
|
|||
const bool isTexture = IsTextureType(*argOrder);
|
||||
const bool isArrayed = IsTextureArrayed(*argOrder);
|
||||
const bool isMS = IsTextureMS(*argOrder);
|
||||
const bool mipInCoord = HasMipInCoord(intrinsic.name, isMS);
|
||||
const bool isBuffer = IsBuffer(*argOrder);
|
||||
const bool mipInCoord = HasMipInCoord(intrinsic.name, isMS, isBuffer);
|
||||
const int fixedVecSize = FixedVecSize(argOrder);
|
||||
const int coordArg = CoordinateArgPos(intrinsic.name, isTexture);
|
||||
|
||||
|
|
|
|||
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Ссылка в новой задаче