Mercurial > games > semicongine

comparison semiconginev2/rendering/shaders.nim @ 1228:4e465583ea32

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
did: rename texture to image
author sam <sam@basx.dev>
date Thu, 18 Jul 2024 16:33:24 +0700
parents 56781cc0fc7c
children 5dcb503ef0c0
comparison
equal deleted inserted replaced
1227:4d97cfc4888b 1228:4e465583ea32
1 func GlslType[T: SupportedGPUType|Texture](value: T): string = 1 func GlslType[T: SupportedGPUType|Image](value: T): string =
2 when T is float32: "float" 2 when T is float32: "float"
3 elif T is float64: "double" 3 elif T is float64: "double"
4 elif T is int8 or T is int16 or T is int32 or T is int64: "int" 4 elif T is int8 or T is int16 or T is int32 or T is int64: "int"
5 elif T is uint8 or T is uint16 or T is uint32 or T is uint64: "uint" 5 elif T is uint8 or T is uint16 or T is uint32 or T is uint64: "uint"
6 elif T is TVec2[int32]: "ivec2" 6 elif T is TVec2[int32]: "ivec2"
33 elif T is TMat34[float64]: "dmat34" 33 elif T is TMat34[float64]: "dmat34"
34 elif T is TMat43[float32]: "mat43" 34 elif T is TMat43[float32]: "mat43"
35 elif T is TMat43[float64]: "dmat43" 35 elif T is TMat43[float64]: "dmat43"
36 elif T is TMat4[float32]: "mat4" 36 elif T is TMat4[float32]: "mat4"
37 elif T is TMat4[float64]: "dmat4" 37 elif T is TMat4[float64]: "dmat4"
38 elif T is Texture: "sampler2D" 38 elif T is Image: "sampler2D"
39 else: {.error: "Unsupported data type on GPU".} 39 else: {.error: "Unsupported data type on GPU".}
40 40
41 func VkType[T: SupportedGPUType](value: T): VkFormat = 41 func VkType[T: SupportedGPUType](value: T): VkFormat =
42 when T is float32: VK_FORMAT_R32_SFLOAT 42 when T is float32: VK_FORMAT_R32_SFLOAT
43 elif T is float64: VK_FORMAT_R64_SFLOAT 43 elif T is float64: VK_FORMAT_R64_SFLOAT
82 elif T is TMat4[float32]: VK_FORMAT_R32G32B32A32_SFLOAT 82 elif T is TMat4[float32]: VK_FORMAT_R32G32B32A32_SFLOAT
83 elif T is TMat4[float64]: VK_FORMAT_R64G64B64A64_SFLOAT 83 elif T is TMat4[float64]: VK_FORMAT_R64G64B64A64_SFLOAT
84 else: {.error: "Unsupported data type on GPU".} 84 else: {.error: "Unsupported data type on GPU".}
85 85
86 86
87 func NumberOfVertexInputAttributeDescriptors[T: SupportedGPUType|Texture](value: T): uint32 = 87 func NumberOfVertexInputAttributeDescriptors[T: SupportedGPUType|Image](value: T): uint32 =
88 when T is TMat2[float32] or T is TMat2[float64] or T is TMat23[float32] or T is TMat23[float64]: 88 when T is TMat2[float32] or T is TMat2[float64] or T is TMat23[float32] or T is TMat23[float64]:
89 2 89 2
90 elif T is TMat32[float32] or T is TMat32[float64] or T is TMat3[float32] or T is TMat3[float64] or T is TMat34[float32] or T is TMat34[float64]: 90 elif T is TMat32[float32] or T is TMat32[float64] or T is TMat3[float32] or T is TMat3[float64] or T is TMat34[float32] or T is TMat34[float64]:
91 3 91 3
92 elif T is TMat43[float32] or T is TMat43[float64] or T is TMat4[float32] or T is TMat4[float64]: 92 elif T is TMat43[float32] or T is TMat43[float64] or T is TMat4[float32] or T is TMat4[float64]:
93 4 93 4
94 else: 94 else:
95 1 95 1
96 96
97 func NLocationSlots[T: SupportedGPUType|Texture](value: T): uint32 = 97 func NLocationSlots[T: SupportedGPUType|Image](value: T): uint32 =
98 #[ 98 #[
99 single location: 99 single location:
100 - any scalar 100 - any scalar
101 - any 16-bit vector 101 - any 16-bit vector
102 - any 32-bit vector 102 - any 32-bit vector
167 167
168 var descriptorBinding = 0 168 var descriptorBinding = 0
169 169
170 for descriptorName, descriptorValue in fieldPairs(descriptor): 170 for descriptorName, descriptorValue in fieldPairs(descriptor):
171 171
172 when typeof(descriptorValue) is Texture: 172 when typeof(descriptorValue) is Image:
173 samplers.add "layout(set=" & $descriptorSetIndex & ", binding = " & $descriptorBinding & ") uniform " & GlslType(descriptorValue) & " " & descriptorName & ";" 173 samplers.add "layout(set=" & $descriptorSetIndex & ", binding = " & $descriptorBinding & ") uniform " & GlslType(descriptorValue) & " " & descriptorName & ";"
174 descriptorBinding.inc 174 descriptorBinding.inc
175 175
176 elif typeof(descriptorValue) is GPUValue: 176 elif typeof(descriptorValue) is GPUValue:
177 177
187 {.error: "Unsupported shader descriptor field " & descriptorName & " (must be object)".} 187 {.error: "Unsupported shader descriptor field " & descriptorName & " (must be object)".}
188 descriptorBinding.inc 188 descriptorBinding.inc
189 189
190 elif typeof(descriptorValue) is array: 190 elif typeof(descriptorValue) is array:
191 191
192 when elementType(descriptorValue) is Texture: 192 when elementType(descriptorValue) is Image:
193 193
194 let arrayDecl = "[" & $typeof(descriptorValue).len & "]" 194 let arrayDecl = "[" & $typeof(descriptorValue).len & "]"
195 samplers.add "layout(set=" & $descriptorSetIndex & ", binding = " & $descriptorBinding & ") uniform " & GlslType(default(elementType(descriptorValue))) & " " & descriptorName & "" & arrayDecl & ";" 195 samplers.add "layout(set=" & $descriptorSetIndex & ", binding = " & $descriptorBinding & ") uniform " & GlslType(default(elementType(descriptorValue))) & " " & descriptorName & "" & arrayDecl & ";"
196 descriptorBinding.inc 196 descriptorBinding.inc
197 197