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git-svn-id: svn://db.shs.com.ru/libs@47 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2015-11-26 11:53:29 +00:00
parent 2ace72ff47
commit 4cbcbb5174
26 changed files with 346 additions and 105 deletions
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21
qglview/glshaders.cpp
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@@ -54,9 +54,14 @@ const char qgl_uniform[] =
const char qgl_structs[] =
"const int qgl_MaxLights = 16;\n"
"struct QGLLight {\n"
" vec4 position;\n"
" vec4 color;\n"
" vec4 position;\n"
" vec4 direction;\n"
" float intensity;\n"
" float startAngle;\n"
" float startAngleCos;\n"
" float endAngle;\n"
" float endAngleCos;\n"
" float constantAttenuation;\n"
" float linearAttenuation;\n"
" float quadraticAttenuation;\n"
@@ -192,19 +197,31 @@ void setUniformLights(QGLShaderProgram * prog, const QVector<Light*> & lights, c
}
/*
" vec3 position;\n"
" vec3 direction;\n"
" vec4 color;\n"
" float intensity;\n"
" float startAngle;\n"
" float endAngle;\n"
" float constantAttenuation;\n"
" float linearAttenuation;\n"
" float quadraticAttenuation;\n"
*/
void setUniformLight(QGLShaderProgram * prog, Light * light, QString ulightn, const QMatrix4x4 & mat, const QVector4D & dp) {
QMatrix4x4 m = mat * light->worldTransform();
QVector4D pos(0, 0, 0, 1.);
QVector4D pos(0, 0, 0, 1.), dir(light->direction);
pos = m * pos;
dir = (m * dir).normalized();
double ang_start = light->angle_start / 2., ang_end = light->angle_end / 2.;
if (light->light_type == Light::Omni)
ang_start = ang_end = 180.;
//qDebug() << "light" << light->name() << ulightn << pos;
prog->setUniformValue((ulightn + ".position").toLatin1().constData(), pos);
prog->setUniformValue((ulightn + ".direction").toLatin1().constData(), dir);
prog->setUniformValue((ulightn + ".intensity").toLatin1().constData(), GLfloat(light->intensity));
prog->setUniformValue((ulightn + ".startAngle").toLatin1().constData(), GLfloat(ang_start));
prog->setUniformValue((ulightn + ".startAngleCos").toLatin1().constData(), GLfloat(cos(ang_start * deg2rad)));
prog->setUniformValue((ulightn + ".endAngle").toLatin1().constData(), GLfloat(ang_end));
prog->setUniformValue((ulightn + ".endAngleCos").toLatin1().constData(), GLfloat(cos(ang_end * deg2rad)));
prog->setUniformValue((ulightn + ".color").toLatin1().constData(), light->color());
prog->setUniformValue((ulightn + ".constantAttenuation").toLatin1().constData(), GLfloat(light->decay_const));
prog->setUniformValue((ulightn + ".linearAttenuation").toLatin1().constData(), GLfloat(light->decay_linear));