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Last change
on this file since 2914 was
2914,
checked in by ldelgass, 12 years ago
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Start converting shader subclasses to use NvShader::bind/unbind, loader methods
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-
Property svn:eol-style set to
native
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File size:
1.0 KB
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| 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | #include <R2/R2FilePath.h> |
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| 3 | |
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| 4 | #include <GL/glew.h> |
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| 5 | #include <Cg/cgGL.h> |
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| 6 | |
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| 7 | #include "NvColorTableShader.h" |
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| 8 | #include "Trace.h" |
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| 9 | |
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| 10 | NvColorTableShader::NvColorTableShader() |
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| 11 | { |
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| 12 | init(); |
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| 13 | } |
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| 14 | |
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| 15 | NvColorTableShader::~NvColorTableShader() |
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| 16 | { |
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| 17 | } |
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| 18 | |
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| 19 | void NvColorTableShader::init() |
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| 20 | { |
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| 21 | loadFragmentProgram("one_plane.cg", "main"); |
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| 22 | _dataParam = getNamedParameterFromFP("data"); |
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| 23 | _tfParam = getNamedParameterFromFP("tf"); |
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| 24 | _renderParam = getNamedParameterFromFP("render_param"); |
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| 25 | } |
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| 26 | |
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| 27 | void NvColorTableShader::bind(Texture2D *plane, TransferFunction *tf) |
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| 28 | { |
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| 29 | cgGLSetTextureParameter(_dataParam, plane->id()); |
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| 30 | cgGLSetTextureParameter(_tfParam, tf->id()); |
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| 31 | cgGLEnableTextureParameter(_dataParam); |
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| 32 | cgGLEnableTextureParameter(_tfParam); |
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| 33 | cgGLSetParameter4f(_renderParam, 0., 0., 0., 0.); |
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| 34 | |
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| 35 | NvShader::bind(); |
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| 36 | } |
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| 37 | |
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| 38 | void NvColorTableShader::unbind() |
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| 39 | { |
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| 40 | cgGLDisableTextureParameter(_dataParam); |
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| 41 | cgGLDisableTextureParameter(_tfParam); |
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| 42 | |
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| 43 | NvShader::unbind(); |
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| 44 | } |
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