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git-svn-id: svn://db.shs.com.ru/libs@605 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2019-10-07 15:51:43 +00:00
parent 8556e28984
commit c0c11def52
21 changed files with 748 additions and 612 deletions
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62
qglview/gltypes.cpp
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@@ -53,41 +53,51 @@ QString findFile(const QString & file, const QStringList & pathes) {
}
void quadProgPoint(QOpenGLFunctions * glFuncs, QOpenGLShaderProgram * prog, QVector4D * corner_dirs,
GLfloat x, GLfloat y, GLfloat tx, GLfloat ty, int locv, int loct, int locc, int index) {
if (prog) {
if (corner_dirs)
prog->setAttributeValue(locc, corner_dirs[index]);
glFuncs->glVertexAttrib2f(loct, tx, ty);
glFuncs->glVertexAttrib2f(locv, x, y);
} else {
glTexCoord2f(tx, ty);
glVertex2f(x, y);
}
}
void glDrawQuad(QOpenGLShaderProgram * prog, QVector4D * corner_dirs, GLfloat x, GLfloat y, GLfloat w, GLfloat h) {
glResetAllTransforms();
glSetPolygonMode(GL_FILL);
glDisable(GL_LIGHTING);
glEnable(GL_TEXTURE_2D);
int loc = prog ? prog->attributeLocation("qgl_Color") : -1,
locv = prog ? prog->attributeLocation("qgl_Vertex") : -1,
loct = prog ? prog->attributeLocation("qgl_Texture") : -1,
locc = prog ? prog->attributeLocation("view_corner") : -1;
//if (prog) {qDebug() << locv << loct << locc;}
QOpenGLFunctions * glFuncs = QOpenGLContext::currentContext()->functions();
if (prog) {
static const GLfloat cols [] = {1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f};
static const GLfloat verts[] = {x, y, x+w, y, x, y+h, x+w, y+h};
static const GLfloat texs [] = {0.f, 0.f, 1.f, 0.f, 0.f, 1.f, 1.f, 1.f};
GLfloat vcs[] = {0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f};
if (corner_dirs) {
vcs[0] = corner_dirs[0].x(); vcs[1] = corner_dirs[0].y(); vcs[2] = corner_dirs[0].z();
vcs[3] = corner_dirs[1].x(); vcs[4] = corner_dirs[1].y(); vcs[5] = corner_dirs[1].z();
vcs[6] = corner_dirs[2].x(); vcs[7] = corner_dirs[2].y(); vcs[8] = corner_dirs[2].z();
vcs[9] = corner_dirs[3].x(); vcs[10] = corner_dirs[3].y(); vcs[11] = corner_dirs[3].z();
}
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
glFuncs->glBindBuffer(GL_ARRAY_BUFFER, 0);
glFuncs->glEnableVertexAttribArray(loc);
glFuncs->glVertexAttribPointer(loc, 3, GL_FLOAT, 0, 0, cols);
glFuncs->glEnableVertexAttribArray(locv);
glFuncs->glVertexAttribPointer(locv, 2, GL_FLOAT, 0, 0, verts);
glFuncs->glEnableVertexAttribArray(loct);
glFuncs->glVertexAttribPointer(loct, 2, GL_FLOAT, 0, 0, texs);
glFuncs->glEnableVertexAttribArray(locc);
glFuncs->glVertexAttribPointer(locc, 3, GL_FLOAT, 0, 0, vcs);
glFuncs->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
} else {
glBegin(GL_TRIANGLE_STRIP);
glColor4f(1.f, 1.f, 1.f, 1.f);
glTexCoord2f(0.f, 0.f); glVertex2f(x, y);
glTexCoord2f(1.f, 0.f); glVertex2f(x+w, y);
glTexCoord2f(0.f, 1.f); glVertex2f(x, y+h);
glTexCoord2f(1.f, 1.f); glVertex2f(x+w, y+h);
glEnd();
}
//if (prog)
//qDebug() << loc << locv << loct << locc;
glBegin(GL_QUADS);
QOpenGLFunctions *glFuncs = QOpenGLContext::currentContext()->functions();
if (prog) {
glFuncs->glVertexAttrib3f(loc, 1.f, 1.f, 1.f);
}
glColor3f(1.f, 1.f, 1.f);
quadProgPoint(glFuncs, prog, corner_dirs, x , y , 0.f, 0.f, locv, loct, locc, 0);
quadProgPoint(glFuncs, prog, corner_dirs, x+w, y , 1.f, 0.f, locv, loct, locc, 1);
quadProgPoint(glFuncs, prog, corner_dirs, x+w, y+h, 1.f, 1.f, locv, loct, locc, 2);
quadProgPoint(glFuncs, prog, corner_dirs, x , y+h, 0.f, 1.f, locv, loct, locc, 3);
glEnd();
}