func GetShaderSource(s Shader) string {
sourceLen := GetShaderi(s, SHADER_SOURCE_LENGTH)
if sourceLen == 0 {
return ""
}
buf := C.malloc(C.size_t(sourceLen))
defer C.free(buf)
C.glGetShaderSource(s.c(), C.GLsizei(sourceLen), nil, (*C.GLchar)(buf))
return C.GoString((*C.char)(buf))
}
func GetShaderSource(
shader uint32, bufsize Sizei,
length *Sizei, source *string) {
s := glString(*source)
C.glGetShaderSource(
C.GLuint(shader),
C.GLsizei(bufsize),
(*C.GLsizei)(length),
s)
source = goString(s)
}
func (shader Shader) GetSource() string {
var len C.GLint
C.glGetShaderiv(C.GLuint(shader), C.GLenum(SHADER_SOURCE_LENGTH), &len)
log := C.malloc(C.size_t(len + 1))
C.glGetShaderSource(C.GLuint(shader), C.GLsizei(len), nil, (*C.GLchar)(log))
defer C.free(log)
return C.GoString((*C.char)(log))
}
func GetShaderSource(s Shader) (r0 string) {
defer func() {
errstr := errDrain()
log.Printf("gl.GetShaderSource(%v) %v%v", s, r0, errstr)
}()
sourceLen := GetShaderi(s, SHADER_SOURCE_LENGTH)
if sourceLen == 0 {
return ""
}
buf := C.malloc(C.size_t(sourceLen))
defer C.free(buf)
C.glGetShaderSource(s.c(), C.GLsizei(sourceLen), nil, (*C.GLchar)(buf))
return C.GoString((*C.char)(buf))
}
func GetShaderSource(shader uint, bufsize int) string {
cs := CString("")
//defer C.free(unsafe.Pointer(cs))
C.glGetShaderSource(C.GLuint(shader), C.GLsizei(bufsize), nil, cs)
return GoString(cs)
}