Grass.extm: Difference between revisions
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Added more images showing rgb manipulation.
imported>Zephenryus (Added file specification for grass.extm files) |
imported>Zephenryus m (Added more images showing rgb manipulation.) |
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<onlyinclude> | <onlyinclude> | ||
[[File:580000c282.grass.extm.png|alt=Generated grass height map of Hyrule Main Field|thumb|Generated grass height map of Hyrule Main Field]] | |||
[[File:Rainbow-grass.jpg|alt=Full RGB color spectrum used for grass.|thumb|Full RGB color spectrum used for grass.]] | |||
[[File:Rainbow-grass-1.jpg|thumb]] | |||
<code>grass.extm</code> files describe the height and color of the main field grass and add-on content field. | <code>grass.extm</code> files describe the height and color of the main field grass and add-on content field. | ||
</onlyinclude> | </onlyinclude> | ||
== grass.extm File Specification == | == grass.extm File Specification == | ||
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=== Grass Map Data === | === Grass Map Data === | ||
Each entry in the | Each entry in the grass data table is 4 bytes long. The rgb values are capable of producing all colors. | ||
{| class="wikitable" | {| class="wikitable" | ||
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<code>x</code> and <code>z</code><ref><code>z</code> is expected to be an integer quotient. The <code>floor</code> function can be used if integer division is not supported.</ref> can be calculated, while iterating through the data table: | <code>x</code> and <code>z</code><ref><code>z</code> is expected to be an integer quotient. The <code>floor</code> function can be used if integer division is not supported.</ref> can be calculated, while iterating through the data table: | ||
<syntaxhighlight lang="c" line= | <syntaxhighlight lang="c" line="line"> | ||
for (int index = 0; index < 256 * 256; index++) { | for (int index = 0; index < 256 * 256; index++) { | ||
uint x = index % 256; | uint x = index % 256; | ||