void IBLWidget::drawObject()
{
DGLShader* shader = NULL;
// if there's a BRDF, the BRDF pbject sets up and enables the shader
if( brdfs.size() )
{
shader = brdfs[0].brdf->getUpdatedShader( SHADER_IBL, &brdfs[0] );
if( shader )
{
shader->setUniformMatrix4("projectionMatrix", glm::value_ptr(projectionMatrix));
shader->setUniformMatrix4("modelViewMatrix", glm::value_ptr(modelViewMatrix));
shader->setUniformMatrix3("normalMatrix", glm::value_ptr(normalMatrix));
shader->setUniformFloat( "incidentVector", incidentVector[0], incidentVector[1], incidentVector[2] );
shader->setUniformFloat( "gamma", gamma );
shader->setUniformFloat( "exposure", exposure );
shader->setUniformTexture( "envCube", envTexID, GL_TEXTURE_CUBE_MAP );
shader->setUniformTexture( "probTex", probTexID );
glf->glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
glf->glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
shader->setUniformTexture( "marginalProbTex", marginalProbTexID );
glf->glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
glf->glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
shader->setUniformFloat( "texDims", float(envTex.w), float(envTex.h) );
shader->setUniformMatrix4( "envRotMatrix", glm::value_ptr(envRotMatrix) );
shader->setUniformMatrix4( "envRotMatrixInverse", glm::value_ptr(envRotMatrixInverse) );
shader->setUniformInt( "totalSamples", totalSamples );
shader->setUniformInt( "stepSize", stepSize );
shader->setUniformInt( "passNumber", sampleGroupOrder[numSampleGroupsRendered] );
shader->setUniformFloat( "renderWithIBL", (renderWithIBL) ? 1.0 : 0.0 );
shader->setUniformFloat( "useIBLImportance", bool(iblRenderingMode == RENDER_IBL_IS) ? 1.0 : 0.0 );
shader->setUniformFloat( "useBRDFImportance", bool(iblRenderingMode == RENDER_BRDF_IS) ? 1.0 : 0.0 );
shader->setUniformFloat( "useMIS", bool(iblRenderingMode == RENDER_MIS) ? 1.0 : 0.0 );
}
}
CKGL();
model->drawVBO(shader);
CKGL();
// if there was a shader, now we have to disable it
if( brdfs[0].brdf )
{
brdfs[0].brdf->disableShader( SHADER_IBL );
}
}
DGLShader* PlotCartesianWidget::updateShader( brdfPackage pkg )
{
if( !pkg.brdf )
return NULL;
DGLShader* shader = NULL;
int shaderType = 0;
if( sliceType == THETA_V_PLOT )
{
shaderType = SHADER_CARTESIAN;
shader = pkg.brdf->getUpdatedShader( shaderType, &pkg );
if( shader ) shader->setUniformFloat( "phiV", angleParam );
}
else if( sliceType == THETA_H_PLOT )
{
shaderType = SHADER_CARTESIAN_THETA_H;
shader = pkg.brdf->getUpdatedShader( shaderType, &pkg );
if( shader ) shader->setUniformFloat( "thetaD", angleParam );
}
else if( sliceType == THETA_D_PLOT )
{
shaderType = SHADER_CARTESIAN_THETA_D;
shader = pkg.brdf->getUpdatedShader( shaderType, &pkg );
if( shader ) shader->setUniformFloat( "thetaH", angleParam );
}
else if( sliceType == ALBEDO_PLOT )
{
shaderType = SHADER_CARTESIAN_ALBEDO;
shader = pkg.brdf->getUpdatedShader( shaderType, &pkg );
if( shader ) {
shader->setUniformInt( "nSamples", nSamples );
shader->setUniformFloat( "sampleMultOn", useSampleMult );
shader->setUniformInt( "samplingMode", samplingMode );
}
}
if( shader )
{
shader->setUniformMatrix4("projectionMatrix", glm::value_ptr(projectionMatrix));
shader->setUniformMatrix4("modelViewMatrix", glm::value_ptr(modelViewMatrix));
shader->setUniformFloat( "useLogPlot", useLogPlot ? 1.0 : 0.0 );
shader->setUniformFloat( "useNDotL", useNDotL ? 1.0 : 0.0 );
shader->setUniformFloat( "viewport_size", width()*devicePixelRatio(), height()*devicePixelRatio());
shader->setUniformFloat( "thickness", 3.f);
shader->setUniformFloat( "incidentVector", incidentVector[0], incidentVector[1], incidentVector[2] );
shader->setUniformFloat( "incidentTheta", inTheta );
shader->setUniformFloat( "incidentPhi", inPhi );
}
return shader;
}
