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comparison svk/generate.nim @ 1485:6e062a84c157 default tip

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add: more api-starting
author sam <sam@basx.dev>
date Sat, 03 May 2025 01:03:01 +0700
parents a2af327f19df
children
comparison
equal deleted inserted replaced
1484:a2af327f19df 1485:6e062a84c157
98 98
99 if pointerType > 0: 99 if pointerType > 0:
100 if typename == "void": 100 if typename == "void":
101 result = "pointer" 101 result = "pointer"
102 elif typename == "char": 102 elif typename == "char":
103 result = "cstring" 103 if pointerType == 1:
104 result = "cstring"
105 elif pointerType == 2:
106 result = "cstringArray"
107 else:
108 assert false, "Unsupported char pointer type"
104 else: 109 else:
105 result = "ptr " & result 110 result = "ptr " & result
106 if pointerType == 2: 111
112 if pointerType == 2 and typename != "char":
107 result = "ptr " & result 113 result = "ptr " & result
108 114
109 func doIdentifier(typename: string): string = 115 func doIdentifier(typename: string): string =
110 if typename in ["type", "object"]: 116 if typename in ["type", "object"]:
111 return &"`{typename}`" 117 return &"`{typename}`"
163 return doMember(n[3][0].text, n[1][0].text, 1, n.attr("values")) 169 return doMember(n[3][0].text, n[1][0].text, 1, n.attr("values"))
164 else: 170 else:
165 assert n[0].text.strip() == "const" # can be ignored 171 assert n[0].text.strip() == "const" # can be ignored
166 assert n[1].tag == "type" 172 assert n[1].tag == "type"
167 assert n[2].text.strip() in ["*", "* const *", "* const*"] 173 assert n[2].text.strip() in ["*", "* const *", "* const*"]
168 # can be ignored, basically every type is a pointer
169 assert n[3].tag == "name" 174 assert n[3].tag == "name"
170 assert n[1].len == 1 175 assert n[1].len == 1
171 assert n[3].len == 1 176 assert n[3].len == 1
172 return doMember(n[3][0].text, n[1][0].text, 1, n.attr("values")) 177 return doMember(
178 n[3][0].text, n[1][0].text, n[2].text.strip().count("*"), n.attr("values")
179 )
173 elif n.len in [5, 6]: 180 elif n.len in [5, 6]:
174 # array definition, using const-value for array length 181 # array definition, using const-value for array length
175 # <type>uint8_t</type>,<name>pipelineCacheUUID</name>[<enum>VK_UUID_SIZE</enum>] 182 # <type>uint8_t</type>,<name>pipelineCacheUUID</name>[<enum>VK_UUID_SIZE</enum>]
176 assert n[2].text.strip() == "[" 183 assert n[2].text.strip() == "["
177 assert n[4].text.strip() == "]" 184 assert n[4].text.strip() == "]"
229 import ../semicongine/thirdparty/x11/x 236 import ../semicongine/thirdparty/x11/x
230 import ../semicongine/thirdparty/x11/xrandr 237 import ../semicongine/thirdparty/x11/xrandr
231 238
232 func VK_MAKE_API_VERSION*( 239 func VK_MAKE_API_VERSION*(
233 variant: uint32, major: uint32, minor: uint32, patch: uint32 240 variant: uint32, major: uint32, minor: uint32, patch: uint32
234 ): uint32 {.compileTime.} = 241 ): uint32 =
235 (variant shl 29) or (major shl 22) or (minor shl 12) or patch 242 (variant shl 29) or (major shl 22) or (minor shl 12) or patch
236 """ 243 """
237 244
238 outFile.writeLine "type" 245 outFile.writeLine "type"
239 outFile.writeLine """ 246 outFile.writeLine """
390 outFile.writeLine &"): {doTypename(retName, 0)} {{.cdecl.}}" 397 outFile.writeLine &"): {doTypename(retName, 0)} {{.cdecl.}}"
391 else: 398 else:
392 doAssert category in ["", "basetype", "enum"], "unknown type category: " & category 399 doAssert category in ["", "basetype", "enum"], "unknown type category: " & category
393 outFile.writeLine "" 400 outFile.writeLine ""
394 401
395 outFile.write &"var\n"
396 for command in commands: 402 for command in commands:
397 if command.attr("api") == "vulkansc": 403 if command.attr("api") == "vulkansc":
398 continue 404 continue
399 if command.attr("alias") != "": 405 if command.attr("alias") != "":
400 let funcName = command.attr("name") 406 let funcName = command.attr("name")
401 let funcAlias = command.attr("alias") 407 let funcAlias = command.attr("alias")
402 outFile.write &" {funcName}* = {funcAlias}\n" 408 outFile.write &"var {funcName}* = {funcAlias}\n"
403 continue 409 continue
404 410
405 let proto = command.findAll("proto")[0] 411 let proto = command.findAll("proto")[0]
406 let retType = proto.findAll("type")[0][0].text.strip() 412 let retType = proto.findAll("type")[0][0].text.strip()
407 let funcName = proto.findAll("name")[0][0].text.strip() 413 let funcName = proto.findAll("name")[0][0].text.strip()
408 414
409 if "Video" in funcName: # Video API not supported at this time 415 if "Video" in funcName: # Video API not supported at this time
410 continue 416 continue
411 417
412 outFile.write &" {funcName}*: proc(" 418 outFile.write &"var {funcName}*: proc("
413 for param in command: 419 for param in command:
414 if param.tag != "param": 420 if param.tag != "param":
415 continue 421 continue
416 if param.attr("api") == "vulkansc": 422 if param.attr("api") == "vulkansc":
417 continue 423 continue
451 let vulkanLib = loadLib("vulkan-1.dll") 457 let vulkanLib = loadLib("vulkan-1.dll")
452 if vulkanLib == nil: 458 if vulkanLib == nil:
453 raise newException(Exception, "Unable to load vulkan library") 459 raise newException(Exception, "Unable to load vulkan library")
454 460
455 vkGetInstanceProcAddr = cast[proc(instance: VkInstance, pName: cstring, ): PFN_vkVoidFunction {.stdcall.}](checkedSymAddr(vulkanLib, "vkGetInstanceProcAddr")) 461 vkGetInstanceProcAddr = cast[proc(instance: VkInstance, pName: cstring, ): PFN_vkVoidFunction {.stdcall.}](checkedSymAddr(vulkanLib, "vkGetInstanceProcAddr"))
456 """ 462
463 proc loadFunc[T](instance: VkInstance, f: var T, name: string) =
464 f = cast[T](vkGetInstanceProcAddr(instance, name))
465
466 """
467
468 for f in features:
469 let name = f.attr("name").replace(",", "_")
470 if f.attr("struct") != "":
471 continue
472 outFile.writeLine &"proc loadFeature_{name}(instance: VkInstance) ="
473 var hasEntries = false
474 for cmd in f.findAll("command"):
475 hasEntries = true
476 let cName = cmd.attr("name")
477 outFile.writeLine &" loadFunc(instance, {cName}, \"{cName}\")"
478 if not hasEntries:
479 outFile.writeLine " discard"
480 outFile.writeLine ""
457 481
458 outFile.close() 482 outFile.close()
459 483
460 assert execCmd("nim c " & outPath) == 0 484 assert execCmd("nim c " & outPath) == 0