func (me *glFunc) makeCgo() {
var (
i int
fp *glFuncParam
)
me.clang.entry = sfmt("%s (APIENTRYP ptrgl%s)(", me.retType.c, me.name)
for i, fp = range me.params {
me.clang.entry += sfmt("%s %s", ustr.Ifs(ustr.IsOneOf(fp.kind, "array", "reference"), fp.typeRef.c+"*", fp.typeRef.c), fp.name)
if i < len(me.params)-1 {
me.clang.entry += ", "
}
}
me.clang.entry += ");"
if *flagSupports {
me.clang.supporter = sfmt("int cancall%s() { return ((ptrgl%s == NULL) ? 0 : 1); }", me.name, me.name)
}
me.clang.wrapper = sfmt("%s call%s(", me.retType.c, me.name)
for i, fp = range me.params {
me.clang.wrapper += sfmt("%s %s", ustr.Ifs(ustr.IsOneOf(fp.kind, "array", "reference"), fp.typeRef.c+"*", fp.typeRef.c), fp.saneName)
if i < len(me.params)-1 {
me.clang.wrapper += ", "
}
}
me.clang.wrapper += sfmt(") { %s (*ptrgl%s)(", ustr.Ifs(me.retType.c == "void", "", "return"), me.name)
for i, fp = range me.params {
me.clang.wrapper += fp.saneName
if i < len(me.params)-1 {
me.clang.wrapper += ", "
}
}
me.clang.wrapper += "); }"
}
func (me *glPack) makeTryFunc(src *glPackSrc, fun *glFunc, glPrefix, errPrefix string) {
src.addLn("//\tCalls %s%s() and yields the err returned by %sError(), if any.", glPrefix, fun.name, errPrefix)
src.add("func (_ GlTry) %s(", fun.name)
args, ret := "", ""
for i, fp := range fun.params {
fpgtPtr := strings.HasSuffix(fp.typeRef.g, "Ptr")
tmp := strings.Replace(ustr.Ifs(ustr.IsOneOf(fp.kind, "array", "reference") && !fpgtPtr, "*"+fp.typeRef.g, fp.typeRef.g), "***", "**", -1)
if pos := strings.LastIndex(tmp, "*"); pos < 0 {
tmp = glPrefix + tmp
} else {
tmp = tmp[:pos+1] + glPrefix + tmp[pos+1:]
}
src.add("%s %s", fp.saneName, tmp)
args += fp.saneName
if i < len(fun.params)-1 {
src.add(", ")
args += ", "
}
}
src.add(") (err error")
if len(fun.retType.g) > 0 {
ret = "tryRetVal__ = "
src.add(", tryRetVal__ %v", glPrefix+fun.retType.g)
}
src.add(") {")
src.addLn(`
%s%s(%s)
err = %sLastError("%s()")
return`, ret, glPrefix+fun.name, args, errPrefix, glPrefix+fun.name)
src.addLn("}\n")
}
func (me *glPack) makeEnums() {
var src glPackSrc
if *flagTry {
src.addLn("import \"fmt\"")
}
for name, enum := range allEnums {
if (!enum.legacy) && (len(enum.exts) == 0 || len(enum.ver) > 0 || uslice.StrHasAny(cfg.genExts, enum.exts...)) {
me.enums[name] = enum
}
}
src.addLn("const (")
for _, enum := range me.enums {
if len(enum.val) == 0 && me.enums[enum.ref] == nil {
me.enums[enum.ref] = allEnums[enum.ref]
}
}
for _, enum := range me.enums {
src.addLn("\t%s = %s", enum.name, ustr.Ifs(len(enum.val) == 0, enum.ref, enum.val))
}
src.addLn(")\n")
toUi := func(str string) (ui uint64) {
ui, _ = strconv.ParseUint(str, 0, 64)
return
}
enumsDone := map[uint64]bool{toUi("0xFFFFFFFFFFFFFFFF"): true}
isEarlyEnum := func(name string) bool {
return (strings.HasSuffix(name, "_SHADER") && strings.Count(name, "_") <= 2) || ustr.IsOneOf(name, "INVALID_ENUM", "INVALID_VALUE", "INVALID_OPERATION", "OUT_OF_MEMORY", "INVALID_FRAMEBUFFER_OPERATION", "STACK_OVERFLOW", "STACK_UNDERFLOW")
}
if *flagTry {
src.addLn(`
// Returns the name of the specified Enum. Not recommended in a real-time loop.
func (_ GlUtil) EnumName(enum Enum) (name string) {
switch enum {`)
for _, enum := range me.enums {
if isEarlyEnum(enum.name) {
enumsDone[toUi(enum.finalVal())] = true
src.addLn("\tcase %s:\n\t\tname = \"GL_%s\"", enum.name, enum.name)
}
}
for _, enum := range me.enums {
if ui := toUi(enum.finalVal()); !enumsDone[ui] {
enumsDone[ui] = true
src.addLn("\tcase %s:\n\t\tname = \"GL_%s\"", enum.name, enum.name)
}
}
src.addLn(` default:
name = fmt.Sprintf("GL_ENUM_%%v", enum)
}
return
}
`)
}
me.sources["enums"] = src
}
func processNode(xn *xmlx.Node) {
if (!Force) && (xn.Name.Local == "COLLADA") {
if _, ver := ugo.ParseVersion(attVal(xn, "version")); ver >= 1.5 {
skipped = true
return
}
}
xn.Name.Space = ""
for _, att := range xn.Attributes {
att.Name.Space = ""
}
switch xn.Name.Local {
case "COLLADA":
setAttr(xn, "version", "1.5", false)
setAttr(xn, "xmlns", "http://www.collada.org/2008/03/COLLADASchema", false)
case "array":
if !ustr.IsOneOf(xn.Parent.Name.Local, "array", "newparam", "setparam") {
delNode(xn)
}
case "argument", "texenv":
delAttr(xn, "unit")
case "cg_value_type", "connect_param", "generator", "tapered_capsule", "tapered_cylinder", "texture_unit":
delNode(xn)
case "code", "include":
if !ustr.IsOneOf(xn.Parent.Name.Local, "profile_CG", "profile_GLES2", "profile_GLSL") {
delNode(xn)
}
case "color_target", "depth_target", "stencil_target":
if val := surfaceImages[xn.Value]; len(val) == 0 {
setAttr(ensureChild(xn, "param"), "ref", xn.Value, false)
} else {
setAttr(ensureChild(xn, "instance_image"), "url", "#"+val, false)
}
xn.Value = ""
case "float_array":
restrictAttr(xn, "digits", 1, 17)
restrictAttr(xn, "magnitude", -324, 308)
case "image":
convertImage(xn)
case "instance_effect":
if xn.Parent.Name.Local == "render" {
id := fmt.Sprintf("render_%v", time.Now().UnixNano())
matNode := xmlx.NewNode(xn.Type)
matNode.Name.Local = "material"
setAttr(matNode, "id", id, false)
matsLibNode := ensureChild(srcDoc.Root.Children[0], "library_materials")
matsLibNode.AddChild(matNode)
oldParent := xn.Parent
_, pos := moveNode(xn, matNode, "")
instNode := xmlx.NewNode(xn.Type)
instNode.Name.Local = "instance_material"
setAttr(instNode, "url", "#"+id, false)
instNode.Parent = oldParent
oldParent.Children[pos] = instNode
}
case "magfilter", "minfilter", "mipfilter":
if (xn.Value == "NONE") && (xn.Name.Local != "mipfilter") {
xn.Value = "NEAREST"
} else {
switch xn.Value {
case "NEAREST_MIPMAP_NEAREST":
ensureSiblings(xn, map[string]string{"minfilter": "NEAREST", "mipfilter": "NEAREST"})
case "LINEAR_MIPMAP_NEAREST":
ensureSiblings(xn, map[string]string{"minfilter": "LINEAR", "mipfilter": "NEAREST"})
case "NEAREST_MIPMAP_LINEAR":
ensureSiblings(xn, map[string]string{"minfilter": "NEAREST", "mipfilter": "LINEAR"})
case "LINEAR_MIPMAP_LINEAR":
ensureSiblings(xn, map[string]string{"minfilter": "LINEAR", "mipfilter": "LINEAR"})
}
}
case "mipmap_bias":
renameNode(xn, "mip_bias")
case "mipmap_maxlevel":
renameNode(xn, "mip_max_level")
case "newparam":
if !ustr.IsOneOf(xn.Parent.Name.Local, "effect", "profile_CG", "profile_COMMON", "profile_GLSL", "profile_GLES", "profile_GLES2") {
delNode(xn)
}
case "radius":
if vals := ustr.Split(xn.Value, " "); (xn.Parent.Name.Local == "capsule") && (len(vals) > 0) && (len(vals) < 3) {
for len(vals) < 3 {
vals = append(vals, "1.0")
}
xn.Value = strings.Join(vals, " ")
}
case "setparam":
if !ustr.IsOneOf(xn.Parent.Name.Local, "instance_effect", "usertype") {
delNode(xn)
}
case "shader":
convertShader(xn)
case "surface":
convertSurface(xn)
case "texture_pipeline":
if xn.Parent.Name.Local != "states" {
delNode(xn)
}
case "transparent":
setAttr(xn, "opaque", "A_ONE", true)
case "usertype":
renameAttr(xn, "name", "typename")
if !ustr.IsOneOf(xn.Parent.Name.Local, "newparam", "setparam", "array", "bind_uniform") {
delNode(xn)
} else {
for _, sn := range xn.Children {
if sn.Name.Local != "setparam" {
delNode(sn)
}
}
}
default:
if (xn.Parent != nil) && (xn.Parent.Name.Local == "pass") {
switch xn.Name.Local {
case "annotate", "extra", "evaluate", "states", "program":
break
case "color_target", "depth_target", "stencil_target", "color_clear", "depth_clear", "stencil_clear", "draw":
moveNode(xn, ensureChild(xn.Parent, "evaluate"), "")
case "shader":
moveNode(xn, ensureChild(xn.Parent, "program"), "")
default:
moveNode(xn, ensureChild(xn.Parent, "states"), "")
}
}
if strings.HasPrefix(xn.Name.Local, "wrap_") && (xn.Value == "NONE") {
xn.Value = "BORDER"
}
if (xn.Name.Local != "sampler") && strings.HasPrefix(xn.Name.Local, "sampler") && !strings.HasPrefix(xn.Name.Local, "sampler_") {
if sn := subNode(xn, "source"); sn != nil {
sn.Name.Local = "instance_image"
setAttr(sn, "url", "#"+surfaceImages[sn.Value], false)
sn.Value = ""
}
}
}
for _, sn := range xn.Children {
processNode(sn)
}
}
func (me *glPack) makeFuncs() {
var (
i int
fpgtPtr bool
src glPackSrc
fun *glFunc
fp *glFuncParam
)
isBeast := func() bool {
b := (!strings.HasPrefix(fun.cat, "VERSION_")) && (!strings.HasSuffix(fun.name, fun.cat[:strings.Index(fun.cat, "_")])) && !strings.HasSuffix(fun.name, "EXT")
return b
}
for _, fun = range allFuncs {
if strings.Contains(fun.cat, " ") {
println(fun.cat)
}
if strings.HasPrefix(fun.cat, "VERSION_") || uslice.StrHas(cfg.genExts, fun.cat) || isBeast() {
me.funcs[fun.name] = fun
if uslice.StrHas(cfg.genExts, fun.cat) {
println("EXT:" + fun.name)
}
}
}
for _, fun = range me.funcs {
src.addLn("//\tGLAPI Wiki: http://www.opengl.org/wiki/GLAPI/gl%s", fun.name)
src.addLn("//\tSDK doc: http://www.opengl.org/sdk/docs/man/xhtml/gl%s.xml", fun.name)
src.add("func %s(", fun.name)
for i, fp = range fun.params {
fpgtPtr = strings.HasSuffix(fp.typeRef.g, "Ptr")
src.add("%s %s", fp.saneName, strings.Replace(ustr.Ifs(ustr.IsOneOf(fp.kind, "array", "reference") && !fpgtPtr, "*"+fp.typeRef.g, fp.typeRef.g), "***", "**", -1))
if i < len(fun.params)-1 {
src.add(", ")
}
}
src.add(") %s {\n\t", fun.retType.g)
if len(fun.retType.g) > 0 {
src.add("return (%s)(", fun.retType.g)
}
src.add("C.call%s(", fun.name)
for i, fp = range fun.params {
fpgtPtr = fp.typeRef.g == "Ptr"
if fp.typeRef.c == "GLchar* const" {
src.add("(**C.GLchar)(unsafe.Pointer(%s))", fp.saneName)
} else if fp.typeRef.c == "GLDEBUGPROC" {
src.add("(*[0]byte)(%s)", fp.saneName)
} else {
src.add("(%s%s)(%s)", ustr.Ifs(ustr.IsOneOf(fp.kind, "array", "reference") && !fpgtPtr, "*", ""), ustr.Ifs(strings.HasSuffix(fp.typeRef.g, "Ptr"), "unsafe.Pointer", "C."+fp.typeRef.c), fp.saneName)
}
if i < len(fun.params)-1 {
src.add(", ")
}
}
src.add(")")
if len(fun.retType.g) > 0 {
src.add(")")
}
src.addLn("\n}\n")
fun.makeCgo()
}
me.sources["funcs"] = src
}
