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Water code cleanup

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openmw-37
scrawl 9 years ago
parent 11c997d09d
commit 9f8d36b573
3 changed files with 94 additions and 71 deletions
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144
apps/openmw/mwrender/water.cpp
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@ -82,41 +82,6 @@ namespace
return waterGeom;
}
void createSimpleWaterStateSet(Resource::ResourceSystem* resourceSystem, osg::ref_ptr<osg::Node> node)
{
osg::ref_ptr<osg::StateSet> stateset (new osg::StateSet);
osg::ref_ptr<osg::Material> material (new osg::Material);
material->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(1.f, 1.f, 1.f, 1.f));
material->setDiffuse(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, 0.7f));
material->setAmbient(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, 1.f));
material->setColorMode(osg::Material::OFF);
stateset->setAttributeAndModes(material, osg::StateAttribute::ON);
stateset->setMode(GL_BLEND, osg::StateAttribute::ON);
stateset->setMode(GL_CULL_FACE, osg::StateAttribute::OFF);
osg::ref_ptr<osg::Depth> depth (new osg::Depth);
depth->setWriteMask(false);
stateset->setAttributeAndModes(depth, osg::StateAttribute::ON);
stateset->setRenderBinDetails(MWRender::RenderBin_Water, "RenderBin");
std::vector<osg::ref_ptr<osg::Texture2D> > textures;
for (int i=0; i<32; ++i)
{
std::ostringstream texname;
texname << "textures/water/water" << std::setw(2) << std::setfill('0') << i << ".dds";
textures.push_back(resourceSystem->getTextureManager()->getTexture2D(texname.str(), osg::Texture::REPEAT, osg::Texture::REPEAT));
}
osg::ref_ptr<NifOsg::FlipController> controller (new NifOsg::FlipController(0, 2/32.f, textures));
controller->setSource(boost::shared_ptr<SceneUtil::ControllerSource>(new SceneUtil::FrameTimeSource));
node->addUpdateCallback(controller);
node->setStateSet(stateset);
stateset->setTextureAttributeAndModes(0, textures[0], osg::StateAttribute::ON);
}
}
namespace MWRender
@ -419,6 +384,7 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
: mParent(parent)
, mSceneRoot(sceneRoot)
, mResourceSystem(resourceSystem)
, mResourcePath(resourcePath)
, mEnabled(true)
, mToggled(true)
, mTop(0)
@ -427,19 +393,19 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
osg::ref_ptr<osg::Geometry> waterGeom = createWaterGeometry(CELL_SIZE*150, 40, 900);
osg::ref_ptr<osg::Geode> geode (new osg::Geode);
geode->addDrawable(waterGeom);
geode->setNodeMask(Mask_Water);
mWaterGeode = new osg::Geode;
mWaterGeode->addDrawable(waterGeom);
mWaterGeode->setNodeMask(Mask_Water);
if (ico)
ico->add(geode);
ico->add(mWaterGeode);
mWaterNode = new osg::PositionAttitudeTransform;
mWaterNode->addChild(geode);
mWaterNode->addChild(mWaterGeode);
// simple water fallback for the local map
osg::ref_ptr<osg::Geode> geode2 (osg::clone(geode.get(), osg::CopyOp::DEEP_COPY_NODES));
createSimpleWaterStateSet(mResourceSystem, geode2);
osg::ref_ptr<osg::Geode> geode2 (osg::clone(mWaterGeode.get(), osg::CopyOp::DEEP_COPY_NODES));
createSimpleWaterStateSet(geode2);
geode2->setNodeMask(Mask_SimpleWater);
mWaterNode->addChild(geode2);
@ -453,31 +419,65 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
mRefraction = new Refraction();
mRefraction->setWaterLevel(waterLevel);
mRefraction->setScene(mSceneRoot);
// TODO: add ingame setting for texture quality
mParent->addChild(mRefraction);
// reflection
mReflection = new Reflection();
mReflection->setWaterLevel(waterLevel);
mReflection->setScene(mSceneRoot);
mParent->addChild(mReflection);
// TODO: add to waterNode so cameras don't get updated when water is hidden?
createShaderWaterStateSet(mWaterGeode, mReflection, mRefraction);
mParent->addChild(mReflection);
// TODO: add ingame setting for texture quality
}
void Water::createSimpleWaterStateSet(osg::Node* node)
{
osg::ref_ptr<osg::StateSet> stateset (new osg::StateSet);
osg::ref_ptr<osg::Material> material (new osg::Material);
material->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(1.f, 1.f, 1.f, 1.f));
material->setDiffuse(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, 0.7f));
material->setAmbient(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, 1.f));
material->setColorMode(osg::Material::OFF);
stateset->setAttributeAndModes(material, osg::StateAttribute::ON);
stateset->setMode(GL_BLEND, osg::StateAttribute::ON);
stateset->setMode(GL_CULL_FACE, osg::StateAttribute::OFF);
osg::ref_ptr<osg::Depth> depth (new osg::Depth);
depth->setWriteMask(false);
stateset->setAttributeAndModes(depth, osg::StateAttribute::ON);
stateset->setRenderBinDetails(MWRender::RenderBin_Water, "RenderBin");
std::vector<osg::ref_ptr<osg::Texture2D> > textures;
for (int i=0; i<32; ++i)
{
std::ostringstream texname;
texname << "textures/water/water" << std::setw(2) << std::setfill('0') << i << ".dds";
textures.push_back(mResourceSystem->getTextureManager()->getTexture2D(texname.str(), osg::Texture::REPEAT, osg::Texture::REPEAT));
}
// shader
osg::ref_ptr<NifOsg::FlipController> controller (new NifOsg::FlipController(0, 2/32.f, textures));
controller->setSource(boost::shared_ptr<SceneUtil::ControllerSource>(new SceneUtil::FrameTimeSource));
node->addUpdateCallback(controller);
node->setStateSet(stateset);
stateset->setTextureAttributeAndModes(0, textures[0], osg::StateAttribute::ON);
}
osg::ref_ptr<osg::Shader> vertexShader (readShader(osg::Shader::VERTEX, resourcePath + "/shaders/water_vertex.glsl"));
void Water::createShaderWaterStateSet(osg::Node* node, Reflection* reflection, Refraction* refraction)
{
osg::ref_ptr<osg::Shader> vertexShader (readShader(osg::Shader::VERTEX, mResourcePath + "/shaders/water_vertex.glsl"));
osg::ref_ptr<osg::Shader> fragmentShader (readShader(osg::Shader::FRAGMENT, resourcePath + "/shaders/water_fragment.glsl"));
osg::ref_ptr<osg::Shader> fragmentShader (readShader(osg::Shader::FRAGMENT, mResourcePath + "/shaders/water_fragment.glsl"));
osg::ref_ptr<osg::Program> program (new osg::Program);
program->addShader(vertexShader);
program->addShader(fragmentShader);
osg::ref_ptr<osg::Texture2D> normalMap (new osg::Texture2D(readPngImage(resourcePath + "/shaders/water_nm.png")));
osg::ref_ptr<osg::Texture2D> normalMap (new osg::Texture2D(readPngImage(mResourcePath + "/shaders/water_nm.png")));
normalMap->setWrap(osg::Texture::WRAP_S, osg::Texture::REPEAT);
normalMap->setWrap(osg::Texture::WRAP_T, osg::Texture::REPEAT);
normalMap->setMaxAnisotropy(16);
@ -487,26 +487,33 @@ Water::Water(osg::Group *parent, osg::Group* sceneRoot, Resource::ResourceSystem
osg::ref_ptr<osg::StateSet> shaderStateset = new osg::StateSet;
shaderStateset->setAttributeAndModes(program, osg::StateAttribute::ON);
shaderStateset->addUniform(new osg::Uniform("reflectionMap", 0));
shaderStateset->addUniform(new osg::Uniform("refractionMap", 1));
shaderStateset->addUniform(new osg::Uniform("refractionDepthMap", 2));
shaderStateset->addUniform(new osg::Uniform("normalMap", 3));
shaderStateset->setTextureAttributeAndModes(0, mReflection->getReflectionTexture(), osg::StateAttribute::ON);
shaderStateset->setTextureAttributeAndModes(1, mRefraction->getRefractionTexture(), osg::StateAttribute::ON);
shaderStateset->setTextureAttributeAndModes(2, mRefraction->getRefractionDepthTexture(), osg::StateAttribute::ON);
shaderStateset->setTextureAttributeAndModes(3, normalMap, osg::StateAttribute::ON);
shaderStateset->setMode(GL_BLEND, osg::StateAttribute::ON); // TODO: set Off when refraction is on
shaderStateset->setMode(GL_CULL_FACE, osg::StateAttribute::OFF);
shaderStateset->addUniform(new osg::Uniform("normalMap", 0));
shaderStateset->addUniform(new osg::Uniform("reflectionMap", 1));
shaderStateset->addUniform(new osg::Uniform("refractionMap", 2));
shaderStateset->addUniform(new osg::Uniform("refractionDepthMap", 3));
shaderStateset->setTextureAttributeAndModes(0, normalMap, osg::StateAttribute::ON);
shaderStateset->setTextureAttributeAndModes(1, reflection->getReflectionTexture(), osg::StateAttribute::ON);
if (refraction)
{
shaderStateset->setTextureAttributeAndModes(2, refraction->getRefractionTexture(), osg::StateAttribute::ON);
shaderStateset->setTextureAttributeAndModes(3, refraction->getRefractionDepthTexture(), osg::StateAttribute::ON);
shaderStateset->setRenderBinDetails(MWRender::RenderBin_Default, "RenderBin");
}
else
{
shaderStateset->setMode(GL_BLEND, osg::StateAttribute::ON);
shaderStateset->setRenderBinDetails(MWRender::RenderBin_Water, "RenderBin");
osg::ref_ptr<osg::Depth> depth (new osg::Depth);
depth->setWriteMask(false);
shaderStateset->setAttributeAndModes(depth, osg::StateAttribute::ON);
}
// TODO: render after transparent bin when refraction is on
shaderStateset->setRenderBinDetails(MWRender::RenderBin_Water, "RenderBin");
shaderStateset->setMode(GL_CULL_FACE, osg::StateAttribute::OFF);
geode->setStateSet(shaderStateset);
node->setStateSet(shaderStateset);
}
Water::~Water()
@ -551,7 +558,12 @@ void Water::update(float dt)
void Water::updateVisible()
{
mWaterNode->setNodeMask(mEnabled && mToggled ? ~0 : 0);
unsigned int mask = mEnabled && mToggled ? ~0 : 0;
mWaterNode->setNodeMask(mask);
if (mRefraction)
mRefraction->setNodeMask(mask);
if (mReflection)
mReflection->setNodeMask(mask);
}
bool Water::toggle()

11
apps/openmw/mwrender/water.hpp
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@ -9,6 +9,8 @@ namespace osg
{
class Group;
class PositionAttitudeTransform;
class Geode;
class Node;
}
namespace osgUtil
@ -41,6 +43,7 @@ namespace MWRender
osg::ref_ptr<osg::Group> mParent;
osg::ref_ptr<osg::Group> mSceneRoot;
osg::ref_ptr<osg::PositionAttitudeTransform> mWaterNode;
osg::ref_ptr<osg::Geode> mWaterGeode;
Resource::ResourceSystem* mResourceSystem;
osg::ref_ptr<osgUtil::IncrementalCompileOperation> mIncrementalCompileOperation;
@ -49,6 +52,8 @@ namespace MWRender
osg::ref_ptr<Refraction> mRefraction;
osg::ref_ptr<Reflection> mReflection;
const std::string mResourcePath;
bool mEnabled;
bool mToggled;
float mTop;
@ -56,6 +61,12 @@ namespace MWRender
osg::Vec3f getSceneNodeCoordinates(int gridX, int gridY);
void updateVisible();
void createSimpleWaterStateSet(osg::Node* node);
/// @param reflection the reflection camera (required)
/// @param refraction the refraction camera (optional)
void createShaderWaterStateSet(osg::Node* node, Reflection* reflection, Refraction* refraction);
public:
Water(osg::Group* parent, osg::Group* sceneRoot,
Resource::ResourceSystem* resourceSystem, osgUtil::IncrementalCompileOperation* ico, const MWWorld::Fallback* fallback,

4
files/shaders/water_fragment.glsl
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@ -60,14 +60,14 @@ varying vec3 screenCoordsPassthrough;
varying vec4 position;
varying float depthPassthrough;
uniform sampler2D normalMap;
uniform sampler2D reflectionMap;
#if REFRACTION
uniform sampler2D refractionMap;
uniform sampler2D refractionDepthMap;
#endif
uniform sampler2D normalMap;
uniform float osg_SimulationTime;
uniform float near;

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