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--Code changes

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-Attempt to get GLSL working on Linux. Does not work.
This commit is contained in:
Person
2018-04-04 18:54:32 -07:00
parent ae7b1f3ba8
commit d6131b67e5
4 changed files with 64 additions and 23 deletions
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61
Source/Fractorium/GLWidget.cpp
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@ -4,32 +4,38 @@
#ifdef USE_GLSL
static const char* vertexShaderSource =
"attribute vec4 posattr;\n"
"#version 130\n"
"in vec4 posattr;\n"
"uniform mat4 matrix;\n"
"void main() {\n"
" gl_Position = matrix * posattr;\n"
"}\n";
static const char* fragmentShaderSource =
"#version 130\n"
"uniform vec4 mycolor;\n"
"out vec4 fragout;"
"void main() {\n"
" gl_FragColor = mycolor;\n"
" fragout = mycolor;\n"
"}\n";
static const char* quadVertexShaderSource =
"attribute vec4 posattr;\n"
"#version 130\n"
"in vec4 posattr;\n"
"uniform mat4 matrix;\n"
"varying vec4 texcoord;\n"
"out vec4 texcoord;\n"
"void main() {\n"
" gl_Position = matrix * posattr;\n"
" texcoord = posattr;\n"
"}\n";
static const char* quadFragmentShaderSource =
"#version 130\n"
"uniform sampler2D quadtex;\n"
"varying vec4 texcoord;\n"
"in vec4 texcoord;\n"
"out vec4 fragout;"
"void main() {\n"
" gl_FragColor = texture2D(quadtex, texcoord.st);\n"
" fragout = texture(quadtex, texcoord.st);\n"
"}\n";
#endif
@ -41,13 +47,28 @@
GLWidget::GLWidget(QWidget* p)
: QOpenGLWidget(p)
{
#ifndef USE_GLSL
QSurfaceFormat qsf;
qsf.setSwapInterval(1);//Vsync.
qsf.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
qsf.setVersion(2, 0);
setFormat(qsf);
#endif
/*
auto qsf = this->format();
qDebug() << "Version: " << qsf.majorVersion() << ',' << qsf.minorVersion();
qDebug() << "Profile: " << qsf.profile();
qDebug() << "Depth buffer size: " << qsf.depthBufferSize();
qDebug() << "Swap behavior: " << qsf.swapBehavior();
qDebug() << "Swap interval: " << qsf.swapInterval();
//QSurfaceFormat qsf;
//QSurfaceFormat::FormatOptions fo;
//fo.
//qsf.setDepthBufferSize(24);
//qsf.setSwapInterval(1);//Vsync.
//qsf.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
#ifndef USE_GLSL
qsf.setVersion(2, 0);
qsf.setProfile(QSurfaceFormat::CompatibilityProfile);
#else
qsf.setVersion(3, 3);
//qsf.setProfile(QSurfaceFormat::CoreProfile);
#endif
setFormat(qsf);
*/
}
/// <summary>
@ -281,7 +302,7 @@ void GLWidget::initializeGL()
if (!m_Init && m_Fractorium)
{
initializeOpenGLFunctions();
this->initializeOpenGLFunctions();
if (!m_Program)
{
@ -289,19 +310,19 @@ void GLWidget::initializeGL()
if (!m_Program->addShaderFromSourceCode(QOpenGLShader::Vertex, vertexShaderSource))
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling affine vertex source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling affine vertex source: " + m_Program->log());
QApplication::exit(1);
}
if (!m_Program->addShaderFromSourceCode(QOpenGLShader::Fragment, fragmentShaderSource))
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling affine fragment source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling affine fragment source: " + m_Program->log());
QApplication::exit(1);
}
if (!m_Program->link())
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error linking affine source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error linking affine source: " + m_Program->log());
QApplication::exit(1);
}
@ -316,19 +337,19 @@ void GLWidget::initializeGL()
if (!m_QuadProgram->addShaderFromSourceCode(QOpenGLShader::Vertex, quadVertexShaderSource))
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling image texture vertex source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling image texture vertex source: " + m_QuadProgram->log());
QApplication::exit(1);
}
if (!m_QuadProgram->addShaderFromSourceCode(QOpenGLShader::Fragment, quadFragmentShaderSource))
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling image texture fragment source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error compiling image texture fragment source: " + m_QuadProgram->log());
QApplication::exit(1);
}
if (!m_QuadProgram->link())
{
QMessageBox::critical(m_Fractorium, "Shader Error", "Error linking image texture source.");
QMessageBox::critical(m_Fractorium, "Shader Error", "Error linking image texture source: " + m_QuadProgram->log());
QApplication::exit(1);
}