FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added support in DisplaySettings and OscCameraGroup for requesting accumulator buffer.

Browse Source
This commit is contained in:
Robert Osfield
2005-11-02 19:15:18 +00:00
parent df2299cb50
commit f3cfe97da9
3 changed files with 43 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/osg/DisplaySettings.cpp
View File

@@ -108,10 +108,22 @@ void DisplaySettings::setDefaults()
_depthBuffer = true;
_minimumNumberAlphaBits = 0;
_minimumNumberStencilBits = 0;
_minimumNumberAccumRedBits = 0;
_minimumNumberAccumGreenBits = 0;
_minimumNumberAccumBlueBits = 0;
_minimumNumberAccumAlphaBits = 0;
_maxNumOfGraphicsContexts = 3;
}
void DisplaySettings::setMinimumNumAccumBits(unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha)
{
_minimumNumberAccumRedBits = red;
_minimumNumberAccumGreenBits = green;
_minimumNumberAccumBlueBits = blue;
_minimumNumberAccumAlphaBits = alpha;
}
static ApplicationUsageProxy DisplaySetting_e0(ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_DISPLAY_TYPE <type>","MONITOR | POWERWALL | REALITY_CENTER | HEAD_MOUNTED_DISPLAY");
static ApplicationUsageProxy DisplaySetting_e1(ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_STEREO_MODE <mode>","QUAD_BUFFER | ANAGLYPHIC | HORIZONTAL_SPLIT | VERTICAL_SPLIT | LEFT_EYE | RIGHT_EYE | VERTICAL_INTERLACE | HORIZONTAL_INTERLACE");
static ApplicationUsageProxy DisplaySetting_e2(ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_STEREO <mode>","OFF | ON");
@@ -289,6 +301,8 @@ void DisplaySettings::readCommandLine(ArgumentParser& arguments)
arguments.getApplicationUsage()->addCommandLineOption("--stereo <mode>","ANAGLYPHIC | QUAD_BUFFER | HORIZONTAL_SPLIT | VERTICAL_SPLIT | LEFT_EYE | RIGHT_EYE | ON | OFF ");
arguments.getApplicationUsage()->addCommandLineOption("--rgba","Request a RGBA color buffer visual");
arguments.getApplicationUsage()->addCommandLineOption("--stencil","Request a stencil buffer visual");
arguments.getApplicationUsage()->addCommandLineOption("--accum-rgb","Request a rgb acummulator buffer visual");
arguments.getApplicationUsage()->addCommandLineOption("--accum-rgba","Request a rgb acummulator buffer visual");
}
std::string str;
@@ -326,4 +340,14 @@ void DisplaySettings::readCommandLine(ArgumentParser& arguments)
{
_minimumNumberStencilBits = 1;
}
while (arguments.read("--accum-rgb"))
{
setMinimumNumAccumBits(8,8,8,0);
}
while (arguments.read("--accum-rgba"))
{
setMinimumNumAccumBits(8,8,8,8);
}
}

8
src/osgProducer/OsgCameraGroup.cpp
View File

@@ -537,6 +537,14 @@ bool OsgCameraGroup::realize()
rs_vc->setDepthSize(24);
if (_ds->getAccumBuffer())
{
rs_vc->setAccumRedSize(_ds->getMinimumNumAccumRedBits());
rs_vc->setAccumGreenSize(_ds->getMinimumNumAccumGreenBits());
rs_vc->setAccumBlueSize(_ds->getMinimumNumAccumBlueBits());
rs_vc->setAccumAlphaSize(_ds->getMinimumNumAccumAlphaBits());
}
if (numMultiSamples)
{
#if defined( GLX_SAMPLES_SGIS )