本文整理汇总了C++中QOpenGLShaderProgram::addShaderFromSourceCode方法的典型用法代码示例。如果您正苦于以下问题：C++ QOpenGLShaderProgram::addShaderFromSourceCode方法的具体用法？C++ QOpenGLShaderProgram::addShaderFromSourceCode怎么用？C++ QOpenGLShaderProgram::addShaderFromSourceCode使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QOpenGLShaderProgram的用法示例。
在下文中一共展示了QOpenGLShaderProgram::addShaderFromSourceCode方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: load
void load() {
shader.addShaderFromSourceCode(QOpenGLShader::Vertex,
shaderWithHeader(":/shaders/mvp.vert"));
shader.addShaderFromSourceCode(QOpenGLShader::Fragment,
shaderWithHeader(":/shaders/flat.frag"));
shader.link();
cube.load(shader);
}示例2: exposeEvent
void exposeEvent(QExposeEvent *)
{
if (!isExposed())
return;
if (!gl) {
gl = new QOpenGLContext();
gl->setFormat(requestedFormat());
gl->create();
}
gl->makeCurrent(this);
QOpenGLShaderProgram prog;
prog.addShaderFromSourceCode(QOpenGLShader::Vertex,
"attribute highp vec4 a_Pos;"
"attribute lowp vec4 a_Color;"
"varying lowp vec4 v_Color;"
"void main() {"
" gl_Position = a_Pos;"
" v_Color = a_Color;"
"}");
prog.addShaderFromSourceCode(QOpenGLShader::Fragment,
"varying lowp vec4 v_Color;"
"void main() {"
" gl_FragColor = v_Color;"
"}");
prog.bind();
glClearColor(0, 0, 0, 1);
glClear(GL_COLOR_BUFFER_BIT);
glViewport(0, 0, width(), height());
prog.enableAttributeArray("a_Pos");
prog.enableAttributeArray("a_Color");
float coords[] = { -0.7f, 0.7f,
0.8f, 0.8f,
-0.8f, -0.8f,
0.7f, -0.7f
};
float colors[] = { 1, 0, 0, 1,
0, 1, 0, 1,
0, 0, 1, 1,
0, 0, 0, 0
};
prog.setAttributeArray("a_Pos", GL_FLOAT, coords, 2, 0);
prog.setAttributeArray("a_Color", GL_FLOAT, colors, 4, 0);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
prog.disableAttributeArray("a_Pos");
prog.disableAttributeArray("a_Color");
gl->swapBuffers(this);
}示例3: initialize
//! [4]
void TriangleWindow::initialize()
{
m_program = new QOpenGLShaderProgram(this);
m_program->addShaderFromSourceCode(QOpenGLShader::Vertex, vertexShaderSource);
m_program->addShaderFromSourceCode(QOpenGLShader::Fragment, fragmentShaderSource);
m_program->link();
m_posAttr = m_program->attributeLocation("posAttr");
m_colAttr = m_program->attributeLocation("colAttr");
m_matrixUniform = m_program->uniformLocation("matrix");
}示例4: initShader
void initShader(QOpenGLShaderProgram& _s, const char *_filename) {
QString _vertSrc =
ShaderCompiler::compile(":/shaders/" + QString(_filename) + ".vert");
QString _fragmentSrc =
ShaderCompiler::compile(":/shaders/" + QString(_filename) + ".frag");
_s.addShaderFromSourceCode(QOpenGLShader::Vertex,
_vertSrc);
_s.addShaderFromSourceCode(QOpenGLShader::Fragment,
_fragmentSrc);
_s.link();
}示例5: loadShader
void DVWindow::loadShader(QOpenGLShaderProgram& shader, const char* vshader, const char* fshader) {
/* Load the shaders from the qrc. */
shader.addShaderFromSourceFile(QOpenGLShader::Vertex, vshader);
QFile res(fshader);
res.open(QIODevice::ReadOnly | QIODevice::Text);
QString fshaderSrc = res.readAll();
if (!context()->isOpenGLES())
fshaderSrc.prepend("#version 130\n");
shader.addShaderFromSourceCode(QOpenGLShader::Fragment, fshaderSrc);
/* Bind the attribute handles. */
shader.bindAttributeLocation("vertex", vertex);
shader.bindAttributeLocation("uv", uv);
shader.link();
/* Bind so we set the texture sampler uniform values. */
shader.bind();
/* Left image is TEXTURE0. */
shader.setUniformValue("textureL", 0);
/* Right image is TEXTURE1. */
shader.setUniformValue("textureR", 1);
}