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Full Discussion: Multiple If conditions
Top Forums UNIX for Beginners Questions & Answers Multiple If conditions Post 303014354 by balajesuri on Friday 9th of March 2018 11:32:04 PM
Old 03-10-2018
You can create a virtual stack in your mind and then read through the code. Everytime there's an if, you make a push; and everytime there's a fi, you make a pop from that virtual stack. At the end of this exercise, you would've attained your goal :-P
 

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GLPUSHNAME(3G)															    GLPUSHNAME(3G)

NAME
glPushName, glPopName - push and pop the name stack C SPECIFICATION
void glPushName( GLuint name ) PARAMETERS
name Specifies a name that will be pushed onto the name stack. C SPECIFICATION
void glPopName( void ) DESCRIPTION
The name stack is used during selection mode to allow sets of rendering commands to be uniquely identified. It consists of an ordered set of unsigned integers and is initially empty. glPushName causes name to be pushed onto the name stack. glPopName pops one name off the top of the stack. The maximum name stack depth is implementation-dependent; call GL_MAX_NAME_STACK_DEPTH to find out the value for a particular implementa- tion. It is an error to push a name onto a full stack, or to pop a name off an empty stack. It is also an error to manipulate the name stack between the execution of glBegin and the corresponding execution of glEnd. In any of these cases, the error flag is set and no other change is made to GL state. The name stack is always empty while the render mode is not GL_SELECT. Calls to glPushName or glPopName while the render mode is not GL_SELECT are ignored. ERRORS
GL_STACK_OVERFLOW is generated if glPushName is called while the name stack is full. GL_STACK_UNDERFLOW is generated if glPopName is called while the name stack is empty. GL_INVALID_OPERATION is generated if glPushName or glPopName is executed between a call to glBegin and the corresponding call to glEnd. ASSOCIATED GETS
glGet with argument GL_NAME_STACK_DEPTH glGet with argument GL_MAX_NAME_STACK_DEPTH SEE ALSO
glInitNames, glLoadName, glRenderMode, glSelectBuffer GLPUSHNAME(3G)
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