void setFragmentShader(const QByteArray &code) {
if (!m_frag)
m_frag = addShaderFromSourceCode(QOpenGLShader::Fragment, code);
}
void setVertexShader(const QByteArray &code) {
if (!m_vertex) {
m_vertex = addShaderFromSourceCode(QOpenGLShader::Vertex, code);
m_hasColor = code.contains("vColor");
}
}
void Z3DShaderProgram::loadFromSourceCode(const QStringList &vertSrcs, const QStringList &geomSrcs,
const QStringList &fragSrcs, const QString &header)
{
removeAllShaders();
for (int i=0; i<vertSrcs.size(); ++i) {
QString vertSrc = header + vertSrcs[i];
#ifdef _QT5_
if (!addShaderFromSourceCode(QOpenGLShader::Vertex, vertSrc)) {
#else
if (!addShaderFromSourceCode(QGLShader::Vertex, vertSrc)) {
#endif
LDEBUG() << vertSrc;
throw Exception("Can not compile vertex shader. Error log: " + log().toStdString());
}
}
for (int i=0; i<geomSrcs.size(); ++i) {
QString geomSrc = header + geomSrcs[i];
#ifdef _QT5_
if (!addShaderFromSourceCode(QOpenGLShader::Geometry, geomSrc)) {
#else
if (!addShaderFromSourceCode(QGLShader::Geometry, geomSrc)) {
#endif
LDEBUG() << geomSrc;
throw Exception("Can not compile geometry shader. Error log: " + log().toStdString());
}
}
for (int i=0; i<fragSrcs.size(); ++i) {
QString fragSrc = header + fragSrcs[i];
#ifdef _QT5_
if (!addShaderFromSourceCode(QOpenGLShader::Fragment, fragSrc)) {
#else
if (!addShaderFromSourceCode(QGLShader::Fragment, fragSrc)) {
#endif
LDEBUG() << fragSrc;
throw Exception("Can not compile fragment shader. Error log: " + log().toStdString());
}
}
if (!link()) {
throw Exception("Can not link shader. Error log: " + log().toStdString());
}
}
void Z3DShaderProgram::loadFromSourceCode(const QStringList &vertSrcs, const QStringList &fragSrcs,
const QString &header)
{
loadFromSourceCode(vertSrcs, QStringList(), fragSrcs, header);
}
void Z3DShaderProgram::setHeaderAndRebuild(const QString &header)
{
loadFromSourceCode(m_vertSrcs, m_geomSrcs, m_fragSrcs, header);
}
GLint Z3DShaderProgram::getUniformLocation(const QString &name)
{
GLint l = uniformLocation(name);
if (l == -1 && logUniformLocationError()) {
LWARN() << "Failed to locate uniform:" << name;
}
return l;
}
