Difference between revisions of "317:Construct map region"

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The construct map region packet sends a dynamic map region that is constructed by using groups of 8*8 tiles. It is generally used for instanced areas, such as fight caves, and in later revisions, player owned houses.
 
The construct map region packet sends a dynamic map region that is constructed by using groups of 8*8 tiles. It is generally used for instanced areas, such as fight caves, and in later revisions, player owned houses.
  
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=== Packet Structure ===
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Jewish
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{| border=2
 
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! Data type
 
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! Description
 
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|-
 
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| ShortA
 
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| The region Y coordinate (absolute Y coordinate / 8), plus 6.
 
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|-
 
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| Bit block
 
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| See below.
 
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|-
 
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| Short
 
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| The region X coordinate (absolute X coordinate / 8), plus 6.
 
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|}
 
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==== Bit block ====
 
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The bit block actually contains the 'palette' of map regions to make up the new region.
 
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There is a loop, like this, used to construct it:
 
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for(int z = 0; z < 4; z++) {
 
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  for(int x = 0; x < 13; x++) {
 
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  for(int y = 0; y < 13; y++) {
 
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    // data for this region
 
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  }
 
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  }
 
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}
 
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The individual format in each iteration of the loop is:
 
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* '''1 bit''' - set to 0 to indicate to display nothing, 1 to display a region
 
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* '''26 bits''' - if the flag above is set to 1 - region x << 14 | region y << 3
 

Revision as of 12:03, 17 August 2009

Construct map region
Constructs a new map region from a palette of 8x8 tiles.
Opcode 241
Type Variable Short
Length N/A

Construct Map Region

Description

The construct map region packet sends a dynamic map region that is constructed by using groups of 8*8 tiles. It is generally used for instanced areas, such as fight caves, and in later revisions, player owned houses.

Jewish

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