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Last change
on this file since 4626 was
3630,
checked in by ldelgass, 12 years ago
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Nanovis refactoring to fix problems with scaling and multiple results.
Do rendering in world space to properly place and scale multiple data sets.
Also fix flows to reduce resets of animations. More work toward removing
Cg dependency. Fix panning to convert viewport coords to world coords.
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-
Property svn:eol-style set to
native
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File size:
1.2 KB
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| 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | /* |
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| 3 | * Copyright (c) 2004-2013 HUBzero Foundation, LLC |
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| 4 | * |
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| 5 | */ |
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| 6 | #include "RegularVolumeShader.h" |
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| 7 | |
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| 8 | using namespace nv; |
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| 9 | |
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| 10 | RegularVolumeShader::RegularVolumeShader() |
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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 | RegularVolumeShader::~RegularVolumeShader() |
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| 16 | { |
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| 17 | } |
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| 18 | |
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| 19 | void RegularVolumeShader::init() |
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| 20 | { |
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| 21 | loadFragmentProgram("one_volume.cg"); |
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| 22 | } |
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| 23 | |
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| 24 | void RegularVolumeShader::bind(unsigned int tfID, Volume *volume, |
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| 25 | int sliceMode, float sampleRatio) |
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| 26 | { |
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| 27 | //regular cubic volume |
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| 28 | setFPTextureParameter("volume", volume->textureID()); |
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| 29 | setFPTextureParameter("tf", tfID); |
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| 30 | |
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| 31 | setFPParameter4f("material", |
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| 32 | volume->ambient(), |
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| 33 | volume->diffuse(), |
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| 34 | volume->specularLevel(), |
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| 35 | volume->specularExponent()); |
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| 36 | |
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| 37 | setFPParameter4f("renderParams", |
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| 38 | (sliceMode ? 0.0f : sampleRatio), |
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| 39 | volume->isosurface(), |
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| 40 | volume->opacityScale(), |
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| 41 | (volume->twoSidedLighting() ? 1.0f : 0.0f)); |
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| 42 | |
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| 43 | Shader:: bind(); |
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| 44 | } |
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| 45 | |
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| 46 | void RegularVolumeShader::unbind() |
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| 47 | { |
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| 48 | disableFPTextureParameter("volume"); |
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| 49 | disableFPTextureParameter("tf"); |
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| 50 | |
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| 51 | Shader::unbind(); |
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| 52 | } |
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