void Video::renderImpl(RenderContext& ctxt) const
{
Mutex::Lock l(mutex);
if(skipRender())
return;
//Video is especially optimized for GL rendering
//It needs special treatment for SOFTWARE contextes
if(ctxt.contextType != RenderContext::GL)
{
LOG(LOG_NOT_IMPLEMENTED, "Video::renderImpl on SOFTWARE context is not yet supported");
return;
}
if(!netStream.isNull() && netStream->lockIfReady())
{
//All operations here should be non blocking
//Get size
videoWidth=netStream->getVideoWidth();
videoHeight=netStream->getVideoHeight();
const MATRIX totalMatrix=getConcatenatedMatrix();
float m[16];
totalMatrix.get4DMatrix(m);
ctxt.lsglLoadMatrixf(m);
//Enable YUV to RGB conversion
//width and height will not change now (the Video mutex is acquired)
ctxt.renderTextured(netStream->getTexture(), 0, 0, width, height,
clippedAlpha(), RenderContext::YUV_MODE);
netStream->unlock();
}
}
void MatrixApplier::concat(const MATRIX& m)
{
float matrix[16];
m.get4DMatrix(matrix);
lsglMultMatrixf(matrix);
rt->setMatrixUniform(LSGL_MODELVIEW);
}
MatrixApplier::MatrixApplier(const MATRIX& m)
{
//First of all try to preserve current matrix
lsglPushMatrix();
float matrix[16];
m.get4DMatrix(matrix);
lsglMultMatrixf(matrix);
rt->setMatrixUniform(LSGL_MODELVIEW);
}
MatrixApplier::MatrixApplier(const MATRIX& m)
{
//First of all try to preserve current matrix
glPushMatrix();
if(glGetError()==GL_STACK_OVERFLOW)
{
::abort();
}
float matrix[16];
m.get4DMatrix(matrix);
glMultMatrixf(matrix);
}
void MatrixApplier::concat(const MATRIX& m)
{
float matrix[16];
m.get4DMatrix(matrix);
glMultMatrixf(matrix);
}