本文整理汇总了C++中TextureUnitState::getColourBlendMode方法的典型用法代码示例。如果您正苦于以下问题：C++ TextureUnitState::getColourBlendMode方法的具体用法？C++ TextureUnitState::getColourBlendMode怎么用？C++ TextureUnitState::getColourBlendMode使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TextureUnitState的用法示例。
在下文中一共展示了TextureUnitState::getColourBlendMode方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: checkHardwareSupport
//.........这里部分代码省略.........
compileErrors << "compile error.";
else
compileErrors << "not supported.";
compileErrors << std::endl;
return false;
}
}
if (currPass->hasFragmentProgram())
{
// Check fragment program version
if (!currPass->getFragmentProgram()->isSupported())
{
// Can't do this one
compileErrors << "Pass " << passNum <<
": Fragment program " << currPass->getFragmentProgram()->getName()
<< " cannot be used - ";
if (currPass->getFragmentProgram()->hasCompileError())
compileErrors << "compile error.";
else
compileErrors << "not supported.";
compileErrors << std::endl;
return false;
}
}
else
{
// Check a few fixed-function options in texture layers
Pass::TextureUnitStateIterator texi = currPass->getTextureUnitStateIterator();
size_t texUnit = 0;
while (texi.hasMoreElements())
{
TextureUnitState* tex = texi.getNext();
// Any Cube textures? NB we make the assumption that any
// card capable of running fragment programs can support
// cubic textures, which has to be true, surely?
if (tex->is3D() && !caps->hasCapability(RSC_CUBEMAPPING))
{
// Fail
compileErrors << "Pass " << passNum <<
" Tex " << texUnit <<
": Cube maps not supported by current environment."
<< std::endl;
return false;
}
// Any 3D textures? NB we make the assumption that any
// card capable of running fragment programs can support
// 3D textures, which has to be true, surely?
if (tex->getTextureType() == TEX_TYPE_3D && !caps->hasCapability(RSC_TEXTURE_3D))
{
// Fail
compileErrors << "Pass " << passNum <<
" Tex " << texUnit <<
": Volume textures not supported by current environment."
<< std::endl;
return false;
}
// Any Dot3 blending?
if (tex->getColourBlendMode().operation == LBX_DOTPRODUCT &&
!caps->hasCapability(RSC_DOT3))
{
// Fail
compileErrors << "Pass " << passNum <<
" Tex " << texUnit <<
": DOT3 blending not supported by current environment."
<< std::endl;
return false;
}
++texUnit;
}
// We're ok on operations, now we need to check # texture units
if (!currPass->hasFragmentProgram())
{
// Keep splitting this pass so long as units requested > gpu units
while (numTexUnitsRequested > numTexUnits)
{
// chop this pass into many passes
currPass = currPass->_split(numTexUnits);
numTexUnitsRequested = currPass->getNumTextureUnitStates();
// Advance pass number
++passNum;
// Reset iterator
i = mPasses.begin() + passNum;
// Move the new pass to the right place (will have been created
// at the end, may be other passes in between)
assert(mPasses.back() == currPass);
std::copy_backward(i, (mPasses.end()-1), mPasses.end());
*i = currPass;
// Adjust pass index
currPass->_notifyIndex(passNum);
}
}
}
}
// If we got this far, we're ok
return true;
}示例2: _setTextureUnitSettings
//-----------------------------------------------------------------------
void RenderSystem::_setTextureUnitSettings(size_t texUnit, TextureUnitState& tl)
{
// This method is only ever called to set a texture unit to valid details
// The method _disableTextureUnit is called to turn a unit off
const TexturePtr& tex = tl._getTexturePtr();
// Vertex texture binding?
if (mCurrentCapabilities->hasCapability(RSC_VERTEX_TEXTURE_FETCH) &&
!mCurrentCapabilities->getVertexTextureUnitsShared())
{
if (tl.getBindingType() == TextureUnitState::BT_VERTEX)
{
// Bind vertex texture
_setVertexTexture(texUnit, tex);
// bind nothing to fragment unit (hardware isn't shared but fragment
// unit can't be using the same index
_setTexture(texUnit, true, sNullTexPtr);
}
else
{
// vice versa
_setVertexTexture(texUnit, sNullTexPtr);
_setTexture(texUnit, true, tex);
}
}
else
{
// Shared vertex / fragment textures or no vertex texture support
// Bind texture (may be blank)
_setTexture(texUnit, true, tex);
}
// Set texture coordinate set
_setTextureCoordSet(texUnit, tl.getTextureCoordSet());
// Set texture layer filtering
_setTextureUnitFiltering(texUnit,
tl.getTextureFiltering(FT_MIN),
tl.getTextureFiltering(FT_MAG),
tl.getTextureFiltering(FT_MIP));
// Set texture layer filtering
_setTextureLayerAnisotropy(texUnit, tl.getTextureAnisotropy());
// Set mipmap biasing
_setTextureMipmapBias(texUnit, tl.getTextureMipmapBias());
// Set blend modes
// Note, colour before alpha is important
_setTextureBlendMode(texUnit, tl.getColourBlendMode());
_setTextureBlendMode(texUnit, tl.getAlphaBlendMode());
// Texture addressing mode
const TextureUnitState::UVWAddressingMode& uvw = tl.getTextureAddressingMode();
_setTextureAddressingMode(texUnit, uvw);
// Set texture border colour only if required
if (uvw.u == TextureUnitState::TAM_BORDER ||
uvw.v == TextureUnitState::TAM_BORDER ||
uvw.w == TextureUnitState::TAM_BORDER)
{
_setTextureBorderColour(texUnit, tl.getTextureBorderColour());
}
// Set texture effects
TextureUnitState::EffectMap::iterator effi;
// Iterate over new effects
bool anyCalcs = false;
for (effi = tl.mEffects.begin(); effi != tl.mEffects.end(); ++effi)
{
switch (effi->second.type)
{
case TextureUnitState::ET_ENVIRONMENT_MAP:
if (effi->second.subtype == TextureUnitState::ENV_CURVED)
{
_setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP);
anyCalcs = true;
}
else if (effi->second.subtype == TextureUnitState::ENV_PLANAR)
{
_setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_PLANAR);
anyCalcs = true;
}
else if (effi->second.subtype == TextureUnitState::ENV_REFLECTION)
{
_setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_REFLECTION);
anyCalcs = true;
}
else if (effi->second.subtype == TextureUnitState::ENV_NORMAL)
{
_setTextureCoordCalculation(texUnit, TEXCALC_ENVIRONMENT_MAP_NORMAL);
anyCalcs = true;
}
break;
case TextureUnitState::ET_UVSCROLL:
case TextureUnitState::ET_USCROLL:
case TextureUnitState::ET_VSCROLL:
case TextureUnitState::ET_ROTATE:
case TextureUnitState::ET_TRANSFORM:
break;
//.........这里部分代码省略.........