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Merge pull request #969 from 2xB/fix-252

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Corrected documentation for heightColor shader
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Ogi Moore 2019-06-27 21:17:43 -07:00 committed by GitHub
commit f4be4efdaa
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1 changed files with 3 additions and 3 deletions
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pyqtgraph/opengl/shaders.py
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@ -140,9 +140,9 @@ def initShaders():
## colors fragments by z-value. ## colors fragments by z-value.
## This is useful for coloring surface plots by height. ## This is useful for coloring surface plots by height.
## This shader uses a uniform called "colorMap" to determine how to map the colors: ## This shader uses a uniform called "colorMap" to determine how to map the colors:
## red = pow(z * colorMap[0] + colorMap[1], colorMap[2]) ## red = pow(colorMap[0]*(z + colorMap[1]), colorMap[2])
## green = pow(z * colorMap[3] + colorMap[4], colorMap[5]) ## green = pow(colorMap[3]*(z + colorMap[4]), colorMap[5])
## blue = pow(z * colorMap[6] + colorMap[7], colorMap[8]) ## blue = pow(colorMap[6]*(z + colorMap[7]), colorMap[8])
## (set the values like this: shader['uniformMap'] = array([...]) ## (set the values like this: shader['uniformMap'] = array([...])
ShaderProgram('heightColor', [ ShaderProgram('heightColor', [
VertexShader(""" VertexShader("""