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#include "shaderdebugger.h"
bool ShaderDebugger::enabled = false;
ShaderDebugger::ShaderDebugger()
{
}
void ShaderDebugger::debugUniforms(int programId)
{
if(!enabled)
return;
#ifdef GLES
char name[256];
int length;
int size;
GLenum type;
int nUniforms;
glGetProgramiv(programId, GL_ACTIVE_UNIFORMS, &nUniforms);
for (int i = 0; i < nUniforms; i++)
{
glGetActiveUniform(programId,
i,
sizeof(name),
&length,
&size,
&type,
name );
qDebug("Properties of uniform at index %i : %s", i, name);
switch (type)
{
case GL_FLOAT_MAT3: qDebug("Type : GL_FLOAT_MAT3");break;
case GL_FLOAT_MAT4: qDebug("Type : GL_FLOAT_MAT4");break;
case GL_FLOAT_VEC2: qDebug("Type : GL_FLOAT_VEC2");break;
case GL_FLOAT_VEC3: qDebug("Type : GL_FLOAT_VEC3");break;
case GL_FLOAT_VEC4: qDebug("Type : GL_FLOAT_VEC4");break;
case GL_FLOAT: qDebug("Type : GL_FLOAT");break;
case GL_BOOL: qDebug("Type : GL_BOOL");break;
default: qDebug("Type: %i", type);
}
qDebug("Array size: %i", size);
int location = glGetUniformLocation(programId, name);
qDebug("Location: %i", location);
}
#else
qDebug("ShaderDebugger::debugUniforms works on GLES platforms only.");
Q_UNUSED(programId);
#endif
}
void ShaderDebugger::debugMatrix4x4(const QMatrix4x4 & m, const QString & caption)
{
if(!enabled)
return;
qDebug("%s",qPrintable(caption));
for(int row = 0; row < 4; row ++)
{
QVector4D vRow = m.row(row);
QString sRow = QString(" Row %1: %2\t %3\t%4\t%5")\
.arg(row).arg(vRow.x(),4,'g',4).arg(vRow.y(),4,'g',4).arg(vRow.z(),4,'g',4).arg(vRow.w(),4,'g',4);
qDebug("%s",qPrintable(sRow));
}
}
void ShaderDebugger::debugMatrix3x3(const QMatrix3x3 & m, const QString & caption)
{
if(!enabled)
return;
QMatrix4x4 m4x4 = QMatrix4x4(m);
qDebug("%s",qPrintable(caption));
for(int row = 0; row < 3; row ++)
{
QVector4D vRow = m4x4.row(row);
QString sRow = QString(" Row %1: %2\t %3\t%4")\
.arg(row).arg(vRow.x(),4,'g',4).arg(vRow.y(),4,'g',4).arg(vRow.z(),4,'g',4);
qDebug("%s",qPrintable(sRow));
}
}
void ShaderDebugger::debugVector4D(const QVector4D & v, const QString & caption)
{
if(!enabled)
return;
QVector4D vRow = v;
QString sRow = QString(" %1\t%2\t%3\t%4")\
.arg(vRow.x(),4,'g',4).arg(vRow.y(),4,'g',4).arg(vRow.z(),4,'g',4).arg(vRow.w(),4,'g',4);
qDebug("%s",qPrintable(caption + sRow));
}
void ShaderDebugger::debugVector3D(const QVector3D & v, const QString & caption)
{
if(!enabled)
return;
QVector3D vRow = v;
QString sRow = QString(" %1\t%2\t%3")\
.arg(vRow.x(),4,'g',4).arg(vRow.y(),4,'g',4).arg(vRow.z(),4,'g',4);
qDebug("%s",qPrintable(caption + sRow));
}
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