45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
#include <QOpenGLFunctions>
|
|
#include <QFile>
|
|
#include "model_opengl_program.h"
|
|
|
|
static const QString &loadShaderSource(const QString &name)
|
|
{
|
|
static std::map<QString, QString> s_shaderSources;
|
|
auto findShader = s_shaderSources.find(name);
|
|
if (findShader != s_shaderSources.end()) {
|
|
return findShader->second;
|
|
}
|
|
QFile file(name);
|
|
file.open(QFile::ReadOnly | QFile::Text);
|
|
QTextStream stream(&file);
|
|
auto insertResult = s_shaderSources.insert({name, stream.readAll()});
|
|
return insertResult.first->second;
|
|
}
|
|
|
|
void ModelOpenGLProgram::load(bool isCoreProfile)
|
|
{
|
|
if (m_isLoaded)
|
|
return;
|
|
|
|
m_isCoreProfile = isCoreProfile;
|
|
if (m_isCoreProfile) {
|
|
addShaderFromSourceCode(QOpenGLShader::Vertex, loadShaderSource(":/shaders/model_core.vert"));
|
|
addShaderFromSourceCode(QOpenGLShader::Fragment, loadShaderSource(":/shaders/model_core.frag"));
|
|
} else {
|
|
addShaderFromSourceCode(QOpenGLShader::Vertex, loadShaderSource(":/shaders/model.vert"));
|
|
addShaderFromSourceCode(QOpenGLShader::Fragment, loadShaderSource(":/shaders/model.frag"));
|
|
}
|
|
bindAttributeLocation("vertex", 0);
|
|
bindAttributeLocation("normal", 1);
|
|
bindAttributeLocation("color", 2);
|
|
bindAttributeLocation("texCoord", 3);
|
|
bindAttributeLocation("metalness", 4);
|
|
bindAttributeLocation("roughness", 5);
|
|
bindAttributeLocation("tangent", 6);
|
|
bindAttributeLocation("alpha", 7);
|
|
link();
|
|
bind();
|
|
|
|
m_isLoaded = true;
|
|
}
|