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git-svn-id: svn://db.shs.com.ru/libs@52 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2015-11-30 20:53:22 +00:00
parent fc0b593329
commit 36ba0a0ba7
12 changed files with 143 additions and 94 deletions
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11
qglview/glshaders.cpp
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@@ -66,6 +66,7 @@ const char qgl_structs[] =
" float linearAttenuation;\n"
" float quadraticAttenuation;\n"
" sampler2DShadow shadow;\n"
" mat4 shadowMatrix;\n"
"};\n"
"struct QGLMap {\n"
" float offset;\n"
@@ -194,9 +195,9 @@ void setUniformMaterial(QGLShaderProgram * prog, const Material & mat) {
}
void setUniformLights(QGLShaderProgram * prog, const QVector<Light*> & lights, const QMatrix4x4 & mat, const QVector4D & dp) {
void setUniformLights(QGLShaderProgram * prog, const QVector<Light*> & lights, const QMatrix4x4 & mat, int shadow_start) {
for (int i = 0; i < lights.size(); ++i)
setUniformLight(prog, lights[i], QString("qgl_Light[%1]").arg(i), mat, dp);
setUniformLight(prog, lights[i], QString("qgl_Light[%1]").arg(i), mat, shadow_start + i);
}
/*
" vec3 position;\n"
@@ -208,8 +209,10 @@ void setUniformLights(QGLShaderProgram * prog, const QVector<Light*> & lights, c
" float constantAttenuation;\n"
" float linearAttenuation;\n"
" float quadraticAttenuation;\n"
" sampler2DShadow shadow;\n"
" mat4 shadowMatrix;\n"
*/
void setUniformLight(QGLShaderProgram * prog, Light * light, QString ulightn, const QMatrix4x4 & mat, const QVector4D & dp) {
void setUniformLight(QGLShaderProgram * prog, Light * light, QString ulightn, const QMatrix4x4 & mat, int shadow) {
QMatrix4x4 m = mat * light->worldTransform();
QVector4D pos(0, 0, 0, 1.), dir(light->direction);
pos = m * pos;
@@ -229,4 +232,6 @@ void setUniformLight(QGLShaderProgram * prog, Light * light, QString ulightn, co
prog->setUniformValue((ulightn + ".constantAttenuation").toLatin1().constData(), GLfloat(light->decay_const));
prog->setUniformValue((ulightn + ".linearAttenuation").toLatin1().constData(), GLfloat(light->decay_linear));
prog->setUniformValue((ulightn + ".quadraticAttenuation").toLatin1().constData(), GLfloat(light->decay_quadratic));
prog->setUniformValue((ulightn + ".shadow").toLatin1().constData(), shadow);
prog->setUniformValue((ulightn + ".shadowMatrix").toLatin1().constData(), light->shadow_matrix);
}